NAICS Subsector 331
Primary Metal Manufacturing
Product code
Industry and product description
Unit of measure
Data collected
CIR survey1
Products primary2
331111
IRON AND STEEL MILLS
3311111
COKE OVEN AND BLAST FURNACE PRODUCTS, MADE IN STEEL
MILLS
33111111
Coke oven and blast furnace products, made in steel mills
3311111101
Coke oven products, coke (excluding screenings and breeze), made in steel
mills
1,000 s tons

P,S
See Appendix D
3311111103
Coke oven products, screenings and breeze, made in steel mills
1,000 s tons

P,S
See Appendix D
3311111105
Coke oven products, crude tar, made in steel mills
mil gal

P,S
See Appendix D
3311111107
Coke oven products, crude light oil, made in steel mills
mil gal

P,S
See Appendix D
3311111109
Coke oven products, other (including tar derivatives, ammonia, light oil
derivations, and coke oven gas), made in steel mills 
SV
See Appendix D
3311111111
Blast furnace pig iron (excluding ferroalloys), including pig iron with silicon
content up to and including 6 percent silicon, made in steel mills
1,000 s tons

P,S
3311111113
Blast furnace slag, excluding ferroalloys, made in steel mills
1,000 s tons

P,S
3311111115
Blast furnace sinter from ore, flue dust, blast furnace gas and other materials
(excluding ferroalloys), made in steel mills
SV
3311111117
Other blast furnace products, excluding ferroalloys, made in steel mills
SV
3311113
STEEL INGOTS AND SEMIFINISHED SHAPES AND FORMS,
MADE IN STEEL MILLS
33111131
Steel ingots and semifinished shapes and forms, made in steel mills
3311113100
Steel ingots and semifinished shapes and forms, made in steel mills 
SV
MA331B
3311113110
Carbon steel ingots
metric tons

C,RQ,S
MA331B
3311113120
Alloy steel ingots
metric tons

C,RQ,S
MA331B
3311113130
Stainless steel ingots
metric tons

C,RQ,S
MA331B
3311113140
Carbon steel blooms, billets, sheet bars, tin mill bars, tube rounds, and
skelp
metric tons

C,RQ,S
MA331B
3311113150
Carbon steel slabs
metric tons

C,RQ,S
MA331B
3311113160
Alloy steel blooms, billets, sheet bars, tube rounds, and skelp
metric tons

C,RQ,S
MA331B
3311113170
Alloy steel slabs
metric tons

C,RQ,S
MA331B
3311113180
Stainless steel blooms, billets, slabs, sheet bars, tube rounds, and skelp
metric tons

C,RQ,S
MA331B
3311113190
Carbon steel wire rods
metric tons

C,RQ,S
MA331B
33111131A0
Alloy steel wire rods
metric tons

C,RQ,S
MA331B
33111131B0
Stainless steel wire rods
metric tons

C,RQ,S
MA331B
3311115
HOT ROLLED STEEL SHEET AND STRIP (INCLUDING TIN MILL
PRODUCTS, TINPLATE, BLACKPLATE, TERNEPLATE, AND TIN
FREE STEEL), MADE IN STEEL MILLS
33111151
Hot rolled steel sheet and strip (including tin mill products, tinplate, blackplate,
terneplate, and tinfree steel), made in steel mills
3311115100
Hot rolled steel sheet and strip (including tin mill products, tinplate,
blackplate, terneplate, and tinfree steel), made in steel mills
SV
MA331B
3311115110
Carbon steel sheet, hot rolled, including hot rolled bands
metric tons

C,RQ,S
MA331B
3311115120
Carbon steel sheet and strip, galvanized, hot dipped
metric tons

C,RQ,S
MA331B
3311115130
Carbon steel sheet and strip, galvanized, electrolytic
metric tons

C,RQ,S
MA331B
3311115140
Carbon steel sheet and strip, electrical
metric tons

C,RQ,S
MA331B
3311115150
Carbon steel sheet and strip, all other metallic coated, including long
ternes
metric tons

C,RQ,S
MA331B
3311115160
Carbon steel strip, hot rolled
metric tons

C,RQ,S
MA331B
3311115170
Alloy steel sheet, hot rolled
metric tons

C,RQ,S
MA331B
3311115180
Alloy steel sheet and strip, galvanized hot dipped
metric tons

C,RQ,S
MA331B
3311115190
Alloy steel sheet and strip, all other metallic coated (including electrolytic)
metric tons

C,RQ,S
MA331B
33111151A0
Alloy steel strip, hot rolled
metric tons

C,RQ,S
MA331B
33111151B0
Stainless steel sheet and strip, hot rolled
metric tons

C,RQ,S
MA331B
33111151C0
Carbon steel tin mill products, black plate
metric tons

C,RQ,S
MA331B
33111151D0
Carbon steel tin mill products, electrolytic and hot dipped tin plate
metric tons

C,RQ,S
MA331B
33111151E0
Carbon steel tin mill products, tin free steel
metric tons

C,RQ,S
MA331B
33111151F0
Carbon steel tin mill products, all other tin mill products, including short
ternes and foil
metric tons

C,RQ,S
MA331B
3311117
HOT ROLLED STEEL BARS AND BAR SHAPES, PLATES,
STRUCTURAL SHAPES, AND PILING (INCLUDING CONCRETE
REINFORCING AND TOOL STEEL BARS), MADE IN STEEL MILLS
33111171
Hot rolled steel bars and bar shapes, plates, structural shapes, and piling
(including concrete reinforcing and tool steel bars), made in steel mills
3311117100
Hot rolled steel bars and bar shapes, plates, structural shapes, and piling
(including concrete reinforcing and tool steel bars), made in steel mills 
SV
MA331B
3311117110
Carbon steel plates, cut lengths
metric tons

C,RQ,S
MA331B
3311117120
Carbon steel plates, in coils
metric tons

C,RQ,S
MA331B
3311117130
Carbon steel structural shapes (heavy), wide flange
metric tons

C,RQ,S
MA331B
3311117140
Carbon steel structural shapes (heavy), standard
metric tons

C,RQ,S
MA331B
3311117150
Alloy steel plates, cut lengths
metric tons

C,RQ,S
MA331B
3311117160
Alloy steel plates, in coils
metric tons

C,RQ,S
MA331B
3311117170
Alloy steel structural shapes (3 in. and under)
metric tons

C,RQ,S
MA331B
3311117180
Stainless steel plates and structurals
metric tons

C,RQ,S
MA331B
3311117190
Carbon steel bars, hot rolled, except concrete reinforcing
metric tons

C,RQ,S
MA331B
33111171A0
Carbon steel bars, light structurals (under 3 in.)
metric tons

C,RQ,S
MA331B
33111171B0
Carbon steel bars, concrete reinforcing
metric tons

C,RQ,S
MA331B
33111171C0
Alloy steel bars, hot rolled, including structural shapes under 3 in.
metric tons

C,RQ,S
MA331B
33111171D0
Stainless steel bars, hot rolled
metric tons

C,RQ,S
MA331B
33111171E0
Carbon steel sheet piling and bearing piles
metric tons

C,RQ,S
MA331B
33111171F0
Alloy tool steel, high speed
metric tons

C,RQ,S
MA331B
33111171G0
Alloy tool steel, other (excluding high speed)
metric tons

C,RQ,S
MA331B
3311119
STEEL WIRE, INCLUDING GALVANIZED AND OTHER COATED
WIRE, MADE IN STEEL MILLS PRODUCING WIRE RODS OR HOT
ROLLED BARS
33111191
Steel wire, including galvanized and other coated wire, made in steel mills
producing wire rods or hot rolled bars
3311119100
Steel wire, including galvanized and other coated wire, made in steel mills
producing wire rods or hot rolled bars 
SV
MA331B
See Appendix D
331111B
STEEL PIPES AND TUBES, MADE IN STEEL MILLS PRODUCING
SEMIFINISHED SHAPES OR PLATE
See footnotes at end of subsector.
Manufacturing & Mining
Reference Series
Numerical List 141
U.S. Census Bureau, 2002 Economic Census Mar. 31, 2004
NAICS Subsector 331
Primary Metal Manufacturing
Con.
Product code
Industry and product description
Unit of measure
Data collected
CIR survey1
Products primary2
331111
IRON AND STEEL MILLS
Con.
331111B
STEEL PIPES AND TUBES, MADE IN STEEL MILLS PRODUCING
SEMIFINISHED SHAPES OR PLATE
Con.
331111B1
Steel pipes and tubes, made in steel mills producing semifinished shapes or
plate
331111B100
Steel pipes and tubes, made in steel mills producing semifinished shapes
or plate 
SV
MA331B
See Appendix D
331111D
COLD ROLLED STEEL SHEET AND STRIP, MADE IN STEEL
MILLS PRODUCING HOT ROLLED SHEET OR STRIP
331111D1
Cold rolled steel sheet and strip, made in steel mills producing hot rolled sheet
or strip
331111D100
Cold rolled steel sheet and strip, made in steel mills producing hot rolled
sheet or strip 
SV
MA331B
See Appendix D
331111F
COLD FINISHED STEEL BARS AND BAR SHAPES, MADE IN
STEEL MILLS PRODUCING HOT ROLLED BARS AND BAR
SHAPES
331111F1
Cold finished steel bars and bar shapes, made in steel mills producing hot
rolled bars and bar shapes
331111F100
Cold finished steel bars and bar shapes, made in steel mills producing hot
rolled bars and bar shapes 
SV
MA331B
See Appendix D
331111H
SEAMLESS ROLLED RING FORGINGS, FERROUS, MADE IN
STEEL MILLS
331111H1
Seamless carbon steel and alloy steel rolled ring forgings (excluding stainless
and hitemperature), made in steel mills
331111H101
Seamless carbon steel and alloy steel rolled ring forgings (excluding
stainless and hitemperature), made in steel mills 
SV
See Appendix D
331111H2
Seamless stainless steel and hitemperature (iron, nickel, or cobaltbase alloy)
rolled ring forgings, made in steel mills
331111H203
Seamless stainless steel and hitemperature (iron, nickel, or cobaltbase
alloy) rolled ring forgings, made in steel mills
SV
See Appendix D
331111J
OPEN DIE AND SMITH FORGINGS (HAMMER AND PRESS),
FERROUS, MADE IN STEEL MILLS
331111J1
Carbon and alloy steel open die and smith forgings (hammer and press),
excluding stainless and hitemperature, made in steel mills
331111J101
Carbon and alloy steel open die and smith forgings (hammer and press),
excluding stainless and hitemperature, made in steel mills 
SV
See Appendix D
331111J2
Stainless steel and hitemperature (iron, nickel, or cobaltbase alloy) open die
and smith forgings (hammer and press), made in steel mills
331111J203
Stainless steel and hitemperature (iron, nickel, or cobaltbase alloy) open
die and smith forgings (hammer and press), made in steel mills 
SV
See Appendix D
331111L
OTHER STEEL MILL PRODUCTS, INCLUDING STEEL RAILS,
EXCEPT WIRE PRODUCTS
331111L1
Other steel mill products, including steel rails, except wire products
331111L100
Other steel mill products, including steel rails, except wire products 
SV
MA331B
331111L110
Carbon steel rails, standard tee (over 60 lb per yard)
metric tons

C,RQ,S
MA331B
331111L120
Carbon steel rails, all other, including light (60 lb per yd and under)
metric tons

C,RQ,S
MA331B
331111L130
Carbon steel joint bars
metric tons

C,RQ,S
MA331B
331111L140
Carbon steel tie plates
metric tons

C,RQ,S
MA331B
331111L150
Carbon steel wheels (rolled and forged)
metric tons

C,RQ,S
MA331B
331111L160
Carbon steel axles (rolled and forged)
metric tons

C,RQ,S
MA331B
331111L170
Carbon steel track spikes
metric tons

C,RQ,S
MA331B
331112
ELECTROMETALLURGICAL FERROALLOY PRODUCT
MANUFACTURING
3311121
FERROCHROMIUM, INCLUDING BRIQUETTES,
FERROCHROMIUM SILICON, EXOTHERMIC CHROMIUM
ADDITIVES, AND OTHER CHROMIUM ALLOYS
33111211
Ferrochromium, including briquettes, ferrochromium silicon, exothermic
chromium additives, and other chromium alloys
3311121100
Ferrochromium, including briquettes, ferrochromium silicon, exothermic
chromium additives, and other chromium alloys
1,000 s tons

P,S
3311123
FERROSILICON, INCLUDING BRIQUETTES, AND OTHER SILICON
ALLOYS
33111231
Ferrosilicon, including briquettes, and other silicon alloys
3311123100
Ferrosilicon, including briquettes, and other silicon alloys
1,000 s tons

P,S
3311125
OTHER FERROALLOYS
33111251
Ferrous superalloys
3311125101
Ferrous superalloys
1,000 s tons

P,S
33111252
Other ferroalloys, including silvery iron, ferromanganese, manganese metal,
silicomanganese and ferrospiegeleisen
3311125203
Other ferroalloys, including silvery iron, ferromanganese, manganese metal,
silicomanganese and ferrospiegeleisen
1,000 s tons

P,S
33111253
Other ferrous products made in electric and other furnaces
3311125305
Other ferrous products made in electric and other furnaces 
SV
See footnotes at end of subsector.
142 Numerical List
Manufacturing & Mining
Reference Series
U.S. Census Bureau, 2002 Economic Census Mar. 31, 2004
NAICS Subsector 331
Primary Metal Manufacturing
Con.
Product code
Industry and product description
Unit of measure
Data collected
CIR survey1
Products primary2
331210
IRON AND STEEL PIPE AND TUBE MANUFACTURING
FROM PURCHASED STEEL
3312100
IRON AND STEEL PIPES AND TUBES, MADE FROM PURCHASED
IRON AND STEEL
33121001
Iron and steel pipes and tubes, made from purchased iron and steel
3312100100
Iron and steel pipes and tubes, made from purchased iron and steel 
SV
MA331B
See Appendix D
3312100110
Carbon steel pipe and tubes, line pipe, 16 in. O.D. and under
metric tons

C,RQ,S
MA331B
3312100120
Carbon steel pipe and tubes, line pipe, over 16 in O.D.
metric tons

C,RQ,S
MA331B
3312100130
Carbon steel pipe and tubes, oil country goods
metric tons

C,RQ,S
MA331B
3312100140
Alloy steel pipe and tubes, oil country goods and line pipe
metric tons

C,RQ,S
MA331B
3312100150
Carbon steel pipe and tubes, pressure tubing, seamless
metric tons

C,RQ,S
MA331B
3312100160
Carbon steel pipe and tubes, pressure tubing, welded
metric tons

C,RQ,S
MA331B
3312100170
Alloy steel pipe and tubes, pressure tubing
metric tons

C,RQ,S
MA331B
3312100180
Stainless steel pipe and tubes, pressure tubing, seamless
metric tons

C,RQ,S
MA331B
3312100190
Stainless steel pipe and tubes, pressure tubing, welded
metric tons

C,RQ,S
MA331B
33121001A0
Carbon steel pipe and tubes, mechanical tubing, seamless
metric tons

C,RQ,S
MA331B
33121001B0
Carbon steel pipe and tubes, mechanical tubing, welded
metric tons

C,RQ,S
MA331B
33121001C0
Alloy steel pipe and tubes, mechanical tubing
metric tons

C,RQ,S
MA331B
33121001D0
Stainless steel pipe and tubes, mechanical tubing, seamless
metric tons

C,RQ,S
MA331B
33121001E0
Stainless steel pipe and tubes, mechanical tubing, welded
metric tons

C,RQ,S
MA331B
33121001F0
Carbon steel pipe and tubes, structurals
metric tons

C,RQ,S
MA331B
33121001G0
Carbon steel pipe and tubes, miscellaneous (including standard pipe)
metric tons

C,RQ,S
MA331B
33121001H0
Alloy steel pipe and tubes, miscellaneous (including standard and
structural)
metric tons

C,RQ,S
MA331B
33121001J0
Stainless steel pipe and tubes, other
metric tons

C,RQ,S
MA331B
331221
ROLLED STEEL SHAPE MANUFACTURING
3312211
COLD ROLLED STEEL SHEET AND STRIP, MADE FROM
PURCHASED STEEL
33122111
Cold rolled steel sheet and strip, made from purchased steel
3312211100
Cold rolled steel sheet and strip, made from purchased steel 
SV
MA331B
See Appendix D
3312211110
Carbon steel sheet, cold rolled
metric tons

C,RQ,S
MA331B
3312211120
Carbon steel strip, cold rolled
metric tons

C,RQ,S
MA331B
3312211130
Alloy steel sheet, cold rolled
metric tons

C,RQ,S
MA331B
3312211140
Alloy steel strip, cold rolled
metric tons

C,RQ,S
MA331B
3312211150
Stainless steel sheet and strip, cold rolled
metric tons

C,RQ,S
MA331B
3312213
COLD FINISHED STEEL BARS AND BAR SHAPES, MADE FROM
PURCHASED STEEL
33122131
Cold finished steel bars and bar shapes, made from purchased steel
3312213100
Cold finished steel bars and bar shapes, made from purchased steel 
SV
MA331B
See Appendix D
3312213110
Carbon steel bars, cold finished
metric tons

C,RQ,S
MA331B
3312213120
Alloy steel bars, cold finished
metric tons

C,RQ,S
MA331B
3312213130
Stainless steel bars, cold finished
metric tons

C,RQ,S
MA331B
3312215
IRON AND STEEL POWDERS, PASTE, AND FLAKES, MADE
FROM PURCHASED STEEL
33122151
Iron and steel powders, paste, and flakes, made from purchased steel
3312215100
Iron and steel powders, paste, and flakes, made from purchased steel
mil lb

S
331222
STEEL WIRE DRAWING
3312221
NONINSULATED FERROUS WIRE ROPE, CABLE, FORMS, AND
STRAND, MADE IN PLANTS THAT DRAW WIRE
33122211
Noninsulated ferrous wire rope, cable, and fabricated wire rope assemblies
(including lifting slings), made in plants that draw wire
3312221101
Noninsulated ferrous wire rope, cable, and fabricated wire rope assemblies
(including lifting slings), made in plants that draw wire
SV
MA331B
See Appendix D
3312221110
Carbon steel wire rope and cable
metric tons

C,RQ,S
MA331B
3312221112
Carbon steel wire rope assemblies, including lifting slings
metric tons

C,RQ,S
MA331B
33122212
Noninsulated ferrous wire forms and strand (including strand for prestressed
concrete, composite wire strand (except ACSR), and guard rail cable), made
in plants that draw wire
3312221201
Noninsulated ferrous wire forms and strand (including strand for
prestressed concrete, composite wire strand (except ACSR), and guard
rail cable), made in plants that draw wire 
SV
MA331B
See Appendix D
3312221214
Carbon steel wire forms and composite rope and cable
metric tons

C,RQ,S
MA331B
3312221230
Carbon steel wire strand, for prestressed concrete
metric tons

C,RQ,S
MA331B
3312221240
Carbon steel wire strand, other, including composite wire strand (except
ACSR and guard rail cable)
metric tons

C,RQ,S
MA331B
3312223
STEEL NAILS, STAPLES, TACKS, SPIKES, AND BRADS, MADE IN
PLANTS THAT DRAW WIRE
33122231
Steel nails, staples, tacks, spikes, and brads, made in plants that draw wire
3312223100
Steel nails, staples, tacks, spikes, and brads, made in plants that draw
wire 
SV
MA331B
See Appendix D
3312223101
Carbon steel round wire nails, collated, prepackaged
metric tons

C,RQ,S
MA331B
3312223103
Carbon steel round wire nails (excluding collated and prepackaged),
smooth shank, galvanized
metric tons

C,RQ,S
MA331B
3312223105
Carbon steel round wire nails (excluding collated and prepackaged),
smooth shank, vinyl, resin, or cement coated
metric tons

C,RQ,S
MA331B
3312223107
Carbon steel round wire nails (excluding collated and prepackaged),
smooth shank, other coated, plated, or painted
metric tons

C,RQ,S
MA331B
3312223109
Carbon steel round wire nails (excluding collated and prepackaged),
smooth shank (excluding coated, plated, or painted)
metric tons

C,RQ,S
MA331B
3312223111
Carbon steel round wire nails (excluding collated and smooth shank),
coated, plated, or painted
metric tons

C,RQ,S
MA331B
3312223113
Carbon steel round wire nails (excluding collated and smooth shank),
excluding coated, plated, or painted
metric tons

C,RQ,S
MA331B
3312223122
Carbon steel cut nails, including horseshoe
metric tons

C,RQ,S
MA331B
3312223124
Carbon steel wire staples
metric tons

C,RQ,S
MA331B
3312223126
Carbon steel tacks, wire and cut
metric tons

C,RQ,S
MA331B
See footnotes at end of subsector.
Manufacturing & Mining
Reference Series
Numerical List 143
U.S. Census Bureau, 2002 Economic Census Mar. 31, 2004
NAICS Subsector 331
Primary Metal Manufacturing
Con.
Product code
Industry and product description
Unit of measure
Data collected
CIR survey1
Products primary2
331222
STEEL WIRE DRAWING
Con.
3312223
STEEL NAILS, STAPLES, TACKS, SPIKES, AND BRADS, MADE IN
PLANTS THAT DRAW WIRE
Con.
33122231
Steel nails, staples, tacks, spikes, and brads, made in plants that draw wire

Con.
3312223128
Carbon steel spikes and brads, including track spikes
metric tons

C,RQ,S
MA331B
3312225
STEEL WIRE, INCLUDING GALVANIZED AND OTHER COATED
WIRE, MADE IN PLANTS THAT DRAW WIRE
33122251
Steel wire, including galvanized and other coated wire, made in plants that
draw wire
3312225100
Steel wire, including galvanized and other coated wire, made in plants that
draw wire 
SV
MA331B
See Appendix D
3312225110
Carbon steel wire, plain, flat wire
metric tons

C,RQ,S
MA331B
3312225120
Carbon steel wire, plain, round wire, thermally treated, under 1.55 mm in
diameter
metric tons

C,RQ,S
MA331B
3312225130
Carbon steel wire, plain, round wire, thermally treated, 1.55 mm or larger
in diameter
metric tons

C,RQ,S
MA331B
3312225140
Carbon steel wire, plain, round wire, other, under 1.55 mm in diameter
metric tons

C,RQ,S
MA331B
3312225150
Carbon steel wire, plain, round wire, other, 1.55 mm or larger in diameter
metric tons

C,RQ,S
MA331B
3312225160
Carbon steel wire, plain, other shapes
metric tons

C,RQ,S
MA331B
3312225170
Carbon steel wire, plated or coated with zinc, round wire, under 1.55 mm
in diameter
metric tons

C,RQ,S
MA331B
3312225180
Carbon steel wire, plated or coated with zinc, round wire, 1.55 mm or
larger in diameter
metric tons

C,RQ,S
MA331B
3312225190
Carbon steel wire, plated or coated with zinc, other shapes (including flat)
metric tons

C,RQ,S
MA331B
33122251A0
Carbon steel wire, other coated wire, flat
metric tons

C,RQ,S
MA331B
33122251B0
Carbon steel wire, other coated wire, round
metric tons

C,RQ,S
MA331B
33122251C0
Carbon steel wire, other coated wire, other shapes
metric tons

C,RQ,S
MA331B
33122251D0
Alloy steel wire, plain or coated
metric tons

C,RQ,S
MA331B
33122251E0
Stainless steel wire, round wire, under 0.75 mm in diameter
metric tons

C,RQ,S
MA331B
33122251F0
Stainless steel wire, round wire, 0.75 mm to under 1.55 mm in diameter
metric tons

C,RQ,S
MA331B
33122251G0
Stainless steel wire, round wire, 1.55 mm and larger in diameter
metric tons

C,RQ,S
MA331B
33122251H0
Stainless steel wire, other shapes (including flat)
metric tons

C,RQ,S
MA331B
3312227
STEEL FENCING AND FENCE GATES, MADE IN PLANTS THAT
DRAW WIRE
33122271
Steel fencing and fence gates, made in plants that draw wire
3312227101
Carbon steel chain link fencing, including galvanized and plastics coated
metric tons

C,RQ,S
MA331B
3312227102
Steel fencing and fence gates, made in plants that draw wire 
SV
MA331B
See Appendix D
3312227110
Carbon steel wire fence, woven and welded, including galvanized and
plastics coated
metric tons

C,RQ,S
MA331B
3312227112
Carbon steel fence gates, posts, and fittings and ornamental lawn fence
metric tons

C,RQ,S
MA331B
3312229
FERROUS WIRE CLOTH AND OTHER FERROUS WOVEN WIRE
PRODUCTS, MADE IN PLANTS THAT DRAW WIRE
33122291
Ferrous wire cloth and other ferrous woven wire products, made in plants that
draw wire
3312229100
Ferrous wire cloth and other ferrous woven wire products, made in plants
that draw wire 
SV
MA331B
See Appendix D
3312229110
Carbon steel woven wire netting
metric tons

C,RQ,S
MA331B
3312229112
Carbon steel woven wire products, other (excluding wire netting)
metric tons

C,RQ,S
MA331B
331222B
OTHER FERROUS WIRE PRODUCTS (EXCLUDING SPRINGS),
MADE IN PLANTS THAT DRAW WIRE
331222B1
Other ferrous wire products (excluding springs), made in plants that draw wire
331222B100
Other ferrous wire products (excluding springs), made in plants that draw
wire 
SV
MA331B
See Appendix D
331222B110
Carbon steel barbed and twisted wire
metric tons

C,RQ,S
MA331B
331222B120
Carbon steel bale ties
metric tons

C,RQ,S
MA331B
331222B122
Carbon welded steel wire fabrics, including concrete reinforcing mesh
metric tons

C,RQ,S
MA331B
331222B124
Carbon steel garment hangers
metric tons

C,RQ,S
MA331B
331222B126
Carbon steel wire products, other (including guards, baskets, florists'
designs, paperclips, kitchenware, shelving, racks, chain, carts, cages,
etc.)
metric tons

C,RQ,S
MA331B
331311
ALUMINA REFINING
3313110
ALUMINUM OXIDE, EXCEPT NATURAL ALUMINA
33131101
Aluminum oxide, except natural alumina
3313110100
Aluminum oxide, except natural alumina 
SV
MQ325A
331312
PRIMARY ALUMINUM PRODUCTION
3313122
ALUMINUM INGOT, INCLUDING BILLET, MADE IN PRIMARY
ALUMINUM REDUCTION PLANTS
33131221
Aluminum ingot, including billet, made in primary aluminum reduction plants
3313122100
Aluminum ingot, including billet, made in primary aluminum reduction plants
1,000 s tons

P,S
See Appendix D
331314
SECONDARY SMELTING AND ALLOYING OF ALUMINUM
3313142
ALUMINUM INGOT, INCLUDING BILLET, MADE BY SECONDARY
SMELTERS
33131421
Aluminum ingot, including billet, made by secondary smelters
3313142100
Aluminum ingot, including billet, made by secondary smelters
1,000 s tons

P,S
See Appendix D
See footnotes at end of subsector.
144 Numerical List
Manufacturing & Mining
Reference Series
U.S. Census Bureau, 2002 Economic Census Mar. 31, 2004
NAICS Subsector 331
Primary Metal Manufacturing
Con.
Product code
Industry and product description
Unit of measure
Data collected
CIR survey1
Products primary2
331314
SECONDARY SMELTING AND ALLOYING OF ALUMINUM

Con.
3313145
ALUMINUM AND ALUMINUMBASE ALLOY POWDERS, PASTE,
AND FLAKES FROM PURCHASED ALUMINUM
33131451
Aluminum and aluminumbase alloy powders, paste, and flakes from
purchased aluminum
3313145100
Aluminum and aluminumbase alloy powders, paste, and flakes from
purchased aluminum
mil lb

P,S
331315
ALUMINUM SHEET, PLATE, AND FOIL MANUFACTURING
3313151
ALUMINUM PLATE (THICKNESS OF 0.25 IN. OR MORE),
INCLUDING CONTINUOUS CAST
33131511
Aluminum plate (thickness of 0.25 in. or more), including continuous cast
3313151101
Heattreatable aluminum plate (thickness of 0.25 in. or more), including
continuous cast
1,000 s tons

P,S
3313151106
Nonheattreatable aluminum plate (thickness of 0.25 in. or more), including
continuous cast
1,000 s tons

P,S
3313153
ALUMINUM SHEET AND STRIP, INCLUDING CONTINUOUS CAST
33131531
Flat aluminum sheet and strip, including continuous cast
3313153101
Flat, heattreatable aluminum sheet and strip, including continuous cast
1,000 s tons

P,S
3313153106
Flat, nonheattreatable, bare and precoated aluminum sheet and strip,
including continuous cast
1,000 s tons

P,S
33131532
Coiled aluminum sheet and strip, including continuous cast
3313153211
Coiled, heattreatable aluminum sheet and strip, including continuous cast
1,000 s tons

P,S
3313153216
Coiled, nonheattreatable, bare aluminum sheet and strip, including
continuous cast
1,000 s tons

P,S
3313153221
Coiled, nonheattreatable, precoated, including only permanent finishes such
as enameling and vinyl coatings aluminum sheet and strip, including
continuous cast
1,000 s tons

P,S
3313155
PLAIN ALUMINUM FOIL (LESS THAN .006 IN. THICK)
33131551
Plain aluminum foil (less than .006 in. thick)
3313155100
Plain aluminum foil (less than .006 in. thick)
1,000 s tons

P,S
3313157
ALUMINUM WELDED TUBE
33131571
Aluminum welded tube
3313157100
Aluminum welded tube
1,000 s tons

P,S
331316
ALUMINUM EXTRUDED PRODUCT MANUFACTURING
3313161
EXTRUDED ALUMINUM ROD, BAR, AND OTHER EXTRUDED
SHAPES
33131611
Extruded aluminum rod and bar, alloys other than 2000 and 7000 series
3313161101
Extruded aluminum rod and bar, alloys other than 2000 and 7000 series
1,000 s tons

P,S
33131612
Extruded aluminum rod and bar, alloys in 2000 and 7000 series
3313161206
Extruded aluminum rod and bar, alloys in 2000 and 7000 series
1,000 s tons

P,S
33131613
Other extruded aluminum shapes (except tube), alloys other than 2000 and
7000 series
3313161311
Other extruded aluminum shapes (except tube), alloys other than 2000 and
7000 series
1,000 s tons

P,S
33131614
Other extruded aluminum shapes (except tube), alloys in 2000 and 7000 series
3313161416
Other extruded aluminum shapes (except tube), alloys in 2000 and 7000
series
1,000 s tons

P,S
3313163
EXTRUDED AND DRAWN ALUMINUM TUBE
33131631
Extruded and drawn aluminum tube
3313163101
Extruded and drawn aluminum tube, alloys other than 2000 and 7000 series
1,000 s tons

P,S
3313163106
Extruded and drawn aluminum tube, alloys in 2000 and 7000 series
1,000 s tons

P,S
331319
OTHER ALUMINUM ROLLING AND DRAWING
3313192
ALUMINUM AND ALUMINUMBASE ALLOY WIRE AND CABLE
(EXCEPT COVERED OR INSULATED), INCLUDING ACSR, MADE
IN ALUMINUM ROLLING MILLS AND PLANTS THAT DRAW WIRE
FROM PURCHASED OR RECOVERED ALUMINUM
33131921
Aluminum and aluminumbase alloy wire and cable (except covered or
insulated), including ACSR, made in aluminum rolling mills and plants that
draw wire from purchased or recovered aluminum
3313192100
Aluminum and aluminumbase alloy wire and cable (except covered or
insulated), including ACSR, made in aluminum rolling mills and plants that
draw wire from purchased or recovered aluminum 
SV
See footnotes at end of subsector.
Manufacturing & Mining
Reference Series
Numerical List 145
U.S. Census Bureau, 2002 Economic Census Mar. 31, 2004
NAICS Subsector 331
Primary Metal Manufacturing
Con.
Product code
Industry and product description
Unit of measure
Data collected
CIR survey1
Products primary2
331319
OTHER ALUMINUM ROLLING AND DRAWING
Con.
3313193
ROLLED ALUMINUM ROD AND BAR (INCLUDING CONTINUOUS
CAST), MADE IN ALUMINUM ROLLING MILLS AND PLANTS
THAT DRAW WIRE FROM PURCHASED OR RECOVERED
ALUMINUM
33131931
Rolled aluminum rod and bar (including continuous cast), made in aluminum
rolling mills and plants that draw wire from purchased or recovered aluminum
3313193100
Rolled aluminum rod and bar (including continuous cast), made in aluminum
rolling mills and plants that draw wire from purchased or recovered
aluminum
1,000 s tons

P,S
331319D
ALUMINUM INGOT, INCLUDING BILLET, MADE IN ALUMINUM
ROLLING MILLS AND PLANTS THAT DRAW WIRE FROM
PURCHASED OR RECOVERED ALUMINUM
331319D1
Aluminum ingot, including billet, made in aluminum rolling mills and plants that
draw wire from purchased or recovered aluminum
331319D100
Aluminum ingot, including billet, made in aluminum rolling mills and plants
that draw wire from purchased or recovered aluminum
1,000 s tons

P,S
See Appendix D
331319E
ALUMINUM INSULATED WIRE AND CABLE, MADE IN ALUMINUM
ROLLING AND DRAWING PLANTS
331319E1
Aluminum insulated wire and cable, including apparatus and magnet wire,
made in aluminum rolling and drawing plants
331319E101
Aluminum apparatus wire and cord and flexible cord sets (except wiring
harnesses and fiber optic), made in aluminum rolling and drawing plants 
SV
See Appendix D
331319E102
Aluminum magnet wire (except fiber optic), made in aluminum rolling and
drawing plants 
SV
331319E103
Aluminum insulated wire and cable for electrical transmission, made in
aluminum rolling and drawing plants 
SV
331411
PRIMARY SMELTING AND REFINING OF COPPER
3314110
PRIMARY SMELTING AND REFINING OF COPPER
33141101
Refined primary copper and copperbase alloy and primary copper smelter
products, not commercial grade, produced for further refining, including blister
or anode copper, etc.
3314110101
Primary copper smelter products, not of commercial grade, produced for
further refining, including blister or anode copper, etc.
1,000 s tons

P,S
3314110113
Other refined primary copper and copperbase alloy (including cathode, wire
bar, ingot and ingot bar, cakes, slabs, shot, etc.)
1,000 s tons

P,S
See Appendix D
331419
PRIMARY SMELTING AND REFINING OF NONFERROUS
METAL (EXCEPT COPPER AND ALUMINUM)
3314193
PRIMARY SMELTING AND REFINING OF ZINC
33141931
Refined primary unalloyed zinc slab and zincbase alloy, including unalloyed
dust
3314193101
Refined primary unalloyed zinc, including all ASTM specification zinc 
SV
See Appendix D
3314193111
Refined primary zincbase alloys
1,000 s tons

P,S
See Appendix D
3314197
PRIMARY PRECIOUS METALS AND PRECIOUS METAL ALLOYS
33141971
Primary gold and gold alloys
3314197101
Primary gold and gold alloys
SV
See Appendix D
33141972
Primary silver and silver alloys
3314197206
Primary silver and silver alloys 
SV
See Appendix D
33141973
Primary platinum and platinum alloys, including platinumgroup metals
3314197311
Primary platinum and platinum alloys, including platinumgroup metals 
SV
See Appendix D
331419A
ALL OTHER MISCELLANEOUS PRIMARY NONFERROUS METALS
331419A1
Primary lead smelter products not of commercial grade, produced for further
refining
331419A101
Primary lead and leadbase alloys
SV
See Appendix D
331419A103
Primary magnesium and magnesiumbase alloys
SV
See Appendix D
331419A121
Primary unalloyed silicon
SV
See Appendix D
331419A127
Other primary unrefined nonferrous metals, including metal bearing furnace
residues, zinc residues, zinc smelter products (base bullion, matte, speiss,
etc.) and other metal products 
SV
331419A131
Other primary refined nonferrous metals and alloys (including nickel, tin,
cadmium, antimony, cobalt, molybdenum, titanium sponge, etc.) 
SV
See Appendix D
331421
COPPER ROLLING, DRAWING, AND EXTRUDING
3314211
COPPER WIRE, BARE AND TINNED (NONELECTRICAL), MADE IN
ROLLING MILLS
33142111
Unalloyed copper wire, bare and tinned (nonelectrical), made in rolling mills
3314211101
Unalloyed copper wire, bare and tinned (nonelectrical), made in rolling mills
1,000 s tons

P,S
33142112
Alloyed copper wire, bare and tinned (nonelectrical), made in rolling mills
3314211206
Alloyed copper wire, bare and tinned (nonelectrical), made in rolling mills
1,000 s tons

P,S
See footnotes at end of subsector.
146 Numerical List
Manufacturing & Mining
Reference Series
U.S. Census Bureau, 2002 Economic Census Mar. 31, 2004
NAICS Subsector 331
Primary Metal Manufacturing
Con.
Product code
Industry and product description
Unit of measure
Data collected
CIR survey1
Products primary2
331421
COPPER ROLLING, DRAWING, AND EXTRUDING
Con.
3314213
COPPER AND COPPERBASE ALLOY ROD, BAR, AND SHAPES
33142131
Unalloyed copper and copperbase alloy rod, bar, and shapes (except electric
rod)
3314213101
Unalloyed copper and copperbase alloy rod, bar, and shapes (except
electric rod)
1,000 s tons

P,S
33142132
Alloyed copper and copperbase alloy rod, bar, and shapes (except electric
rod)
3314213206
Alloyed copper and copperbase alloy rod, bar, and shapes (except electric
rod)
1,000 s tons

P,S
3314217
COPPER AND COPPERBASE ALLOY SHEET, STRIP, AND PLATE
33142171
Unalloyed copper and copperbase alloy sheet, strip, and plate
3314217101
Unalloyed copper and copperbase alloy sheet, strip, and plate
1,000 s tons

P,S
33142172
Alloyed copper and copperbase alloy sheet, strip, and plate (including military
cups and discs)
3314217206
Alloyed copper and copperbase alloy sheet, strip, and plate (including
military cups and discs)
1,000 s tons

P,S
3314219
COPPER AND COPPERBASE ALLOY PIPE AND TUBE
33142193
Other alloyed and unalloyed copper and copperbase pipe and tube
3314219306
Other unalloyed copper and copperbase alloy pipe and tube
1,000 s tons

P,S
3314219316
Other alloyed copper and copperbase alloy pipe and tube
1,000 s tons

P,S
33142194
Copper and copperbase alloy plumbing piping and tube
3314219401
Copper and copperbase alloy plumbing pipe and tube
1,000 s tons

P,S
331422
COPPER WIRE (EXCEPT MECHANICAL) DRAWING
3314222
COPPER AND COPPERBASE ALLOY WIRE, STRAND, AND
CABLE, MADE IN PLANTS THAT DRAW WIRE
33142221
Bare copper wire for electrical transmission, made in plants that draw wire
3314222101
Bare unalloyed copper wire for electrical transmission, made in plants that
draw wire
1,000 s tons

P,S
3314222106
Bare alloyed copper wire for electrical transmission, made in plants that draw
wire 
SV
33142222
Other copper and copperbase alloy wire, strand, and cable, made in plants
that draw wire
3314222211
Bare copper and copperbase alloy strand and cable for electrical
transmission, made in plants that draw wire
1,000 s tons

P,S
3314222216
Other copper and copperbase alloy wire, strand, and cable (including wire
cloth, woven wire products, and electrical wire rod), made in plants that
draw wire 
SV
3314224
COPPER WIRE AND CABLE, INCLUDING APPARATUS WIRE,
CORD, AND FLEXIBLE CORD SETS, MADE IN PLANTS THAT
DRAW WIRE
33142242
Copper wire and cable, including apparatus wire, cord, and flexible cord sets,
made in plants that draw wire
3314224213
Insulated copper wire and cable for electrical transmission, made in plants
that draw wire 
SV
3314224218
Copper apparatus wire and cord and flexible cord sets (except wiring
harnesses and fiber optic), made in plants that draw wire
SV
See Appendix D
3314225
COPPER MAGNET WIRE (EXCEPT FIBER OPTIC), MADE IN
PLANTS THAT DRAW WIRE
33142251
Copper magnet wire (except fiber optic), made in plants that draw wire
3314225100
Copper magnet wire (except fiber optic), made in plants that draw wire
SV
MA335J
331423
SECONDARY SMELTING, REFINING, AND ALLOYING OF
COPPER
3314230
SECONDARY SMELTING, REFINING, AND ALLOYING OF
COPPER
33142304
Secondary copper and copperbase alloy powders, paste, and flakes
3314230406
Secondary copper and copperbase alloy powders, paste, and flakes
mil lb

S
33142305
Other refined secondary copper and copperbase alloy (including cathode, wire
bar, ingot and ingot bar, cakes, slabs, shot, etc.)
3314230501
Other refined secondary copper and copperbase alloy (including cathode,
wire bar, ingot and ingot bar, cakes, slabs, shot, etc.)
1,000 s tons

P,S
See Appendix D
See footnotes at end of subsector.
Manufacturing & Mining
Reference Series
Numerical List 147
U.S. Census Bureau, 2002 Economic Census Mar. 31, 2004
NAICS Subsector 331
Primary Metal Manufacturing
Con.
Product code
Industry and product description
Unit of measure
Data collected
CIR survey1
Products primary2
331491
NONFERROUS METAL (EXCEPT COPPER AND
ALUMINUM) ROLLING, DRAWING, AND EXTRUDING
3314912
NICKEL AND NICKELBASE ALLOY MILL SHAPES
33149121
Nickel and nickelbase alloy plate, sheet, strip, and wire
3314912101
Nickel and nickelbase alloy plate, sheet, and strip, excluding nickelcopper
alloys
1,000 s tons

P,S
3314912106
Other nickel and nickelbase alloy mill shapes, excluding nickelcopper alloys
and wire
1,000 s tons

P,S
3314912111
Nickelcopper alloy mill shapes and forms (except wire)
1,000 s tons

P,S
3314912118
Nickel and nickel alloy wire, including insulated wire and cable
1,000 s tons

P,S
3314913
TITANIUM AND TITANIUMBASE ALLOY MILL SHAPES
33149131
Titanium and titaniumbase alloy mill shapes
3314913101
Titanium and titaniumbase alloy ingot
1,000 s tons

P,S
3314913106
Forging and extrusion titanium and titaniumalloy ingot (billet)
1,000 s tons

P,S
3314913111
Other titanium and titaniumbase alloy mill shapes (including sheet, plate,
tubing, bar, etc.), excluding wire
1,000 s tons

P,S
331491A
PRECIOUS METAL MILL SHAPES
331491A1
Other precious metal mill shapes, excluding wire
331491A101
Gold mill shapes, excluding wire 
SV
331491A106
Silver mill shapes, excluding wire
SV
331491A111
Other precious metal mill shapes, including platinumgroup metals, excluding
wire 
SV
331491A118
Precious metal wire, including insulated wire and cable 
SV
331491D
ALL OTHER NONFERROUS METAL MILL SHAPES
331491D1
Other nonferrous metal rolled, drawn, and extruded shapes, excluding wire
331491D106
Lead and leadbase alloy plate, sheet, and strip, excluding wire
1,000 s tons

P,S
331491D111
Other rolled, drawn, and extruded lead and leadbase alloy mill shapes
(including pipe, tubing, traps, and bends), excluding wire 
SV
331491D121
Tungsten and tungstenbase alloy mill shapes, excluding wire 
SV
331491D126
Molybdenum and molybdenumbase alloy mill shapes, excluding wire
SV
331491D141
Other nonferrous metals, rolled, drawn, and extruded shapes, excluding
wire 
SV
331491D2
Other nonferrous wire (except copper, aluminum, nickel, and precious metals)
331491D218
Other nonferrous wire (except copper, aluminum, nickel, and precious
metals), including insulated wire and cable 
SV
331491F
APPARATUS WIRE AND CORD AND FLEXIBLE CORD SETS
(EXCEPT ALUMINUM, COPPER, WIRING HARNESSES AND
FIBER OPTIC), MADE IN PLANTS THAT DRAW WIRE
331491F1
Apparatus wire and cord and flexible cord sets (except aluminum, copper,
wiring harnesses and fiber optic), made in plants that draw wire
331491F100
Apparatus wire and cord and flexible cord sets (except aluminum, copper,
wiring harnesses and fiber optic), made in plants that draw wire 
SV
MA335J
See Appendix D
331491H
MAGNET WIRE, (EXCEPT ALUMINUM AND COPPER), MADE IN
PLANTS THAT DRAW WIRE
331491H1
Magnet wire, (except aluminum and copper), made in plants that draw wire
331491H100
Magnet wire, (except aluminum and copper), made in plants that draw
wire 
SV
MA335J
331492
SECONDARY SMELTING, REFINING, AND ALLOYING OF
NONFERROUS METAL (EXCEPT COPPER AND
ALUMINUM)
3314921
OTHER NONFERROUS METAL POWDERS, PASTE, AND FLAKES
33149211
Secondary nickelcobaltbase superalloy metal powders, paste, and flakes
3314921101
Secondary nickelcobaltbase superalloy metal powders, paste, and flakes
mil lb

S
33149212
Tungsten and tungstenbase alloy powders, paste, and flakes
3314921206
Tungsten and tungstenbase alloy powders, paste, and flakes
mil lb

S
33149215
Other primary nonferrous metal powders, paste, and flakes
3314921519
Molybdenum, titanium and tantalum powders, paste, and flakes 
SV
3314921526
Secondary precious metal and preciousmetalbase alloy powders, paste,
and flakes (gold, silver, platinum, etc.)
1,000 troy ounces

S
3314921531
Other nonferrous metal powders, paste, and flakes 
SV
3314927
SECONDARY SMELTING, REFINING, AND ALLOYING OF ZINC
33149271
Refined secondary unalloyed zinc, including all ASTM specification zinc
3314927101
Refined secondary unalloyed zinc, including all ASTM specification zinc
SV
See Appendix D
33149272
Refined secondary zincbase alloys
3314927206
Refined secondary zincbase alloys
1,000 s tons

P,S
See Appendix D
See footnotes at end of subsector.
148 Numerical List
Manufacturing & Mining
Reference Series
U.S. Census Bureau, 2002 Economic Census Mar. 31, 2004
NAICS Subsector 331
Primary Metal Manufacturing
Con.
Product code
Industry and product description
Unit of measure
Data collected
CIR survey1
Products primary2
331492
SECONDARY SMELTING, REFINING, AND ALLOYING OF
NONFERROUS METAL (EXCEPT COPPER AND
ALUMINUM)
Con.
3314929
SECONDARY PRECIOUS METALS AND PRECIOUS METAL
ALLOYS
33149291
Secondary gold and gold alloys
3314929101
Secondary gold and gold alloys 
SV
See Appendix D
33149292
Secondary silver, silver alloys, platinum, and platinum alloys
3314929206
Secondary silver and silver alloys 
SV
See Appendix D
3314929211
Secondary platinum and platinum alloys, including platinumgroup metals 
SV
See Appendix D
331492B
ALL OTHER MISCELLANEOUS SECONDARY NONFERROUS
METALS
331492B1
Secondary unalloyed lead (pig, ingots, shot, etc.)
331492B101
Secondary unalloyed lead (pig, ingots, shot, etc.)
SV
See Appendix D
331492B2
Secondary antimonial lead and tinbase alloys
331492B208
Secondary lead and tinbase alloy antimonial lead and babbitt metal 
SV
See Appendix D
331492B216
Secondary lead and tinbase alloy solder 
SV
See Appendix D
331492B221
Other secondary lead and tinbase alloys, including type metal 
SV
See Appendix D
331492B3
Other secondary nonferrous additive alloys
331492B301
Secondary nonferrous superalloys (superior heat and creep resistant alloys)
SV
See Appendix D
331492B313
Other secondary refined nonferrous metals and alloys (including nickel, tin,
cadmium, antimony, cobalt, molybdenum, titanium sponge, etc.) 
SV
See Appendix D
331492B4
Other secondary nonferrous products made in electric and other furnaces
331492B411
Other secondary nonferrous products made in electric and other furnaces 
SV
331511
IRON FOUNDRIES
3315111
DUCTILE IRON PRESSURE PIPE AND FITTINGS
33151111
Ductile iron pressure pipes and ironfittings, all sizes
3315111106
Ductile iron pressure pipe, 14 in. or more (inside diameter)
1,000 s tons

S
MA331A
3315111107
Ductile iron pressure pipe, 14 in. to 24 in.
short tons

SQ
MA331A
3315111108
Ductile iron pressure pipe, 30 in. and over
short tons

SQ
MA331A
3315111111
Ductile iron fittings, less than 14 in. (inside diameter)
1,000 s tons

S
MA331A
3315111116
Ductile iron fittings, 14 in. or more (inside diameter)
1,000 s tons

S
MA331A
3315111117
Ductile iron fittings, 14 in. to 24 in.
short tons

SQ
MA331A
3315111118
Duticle iron fittings, 25 in. and over
short tons

SQ
MA331A
33151112
Ductile iron pressure pipe, less than 14 in. (inside diameter)
3315111201
Ductile iron pressure pipe, less than 14 in. (inside diameter)
1,000 s tons

S
MA331A
3315113
OTHER DUCTILE IRON CASTINGS
33151131
Other ductile iron castings for automotive uses
3315113101
Other ductile iron castings for automotive uses
1,000 s tons

S
MA331A
33151132
Other ductile iron castings for all other uses
3315113206
Other ductile iron castings for construction and utility uses
1,000 s tons

S
MA331A
3315113211
Other ductile iron castings for valve uses
1,000 s tons

S
MA331A
3315113216
Other ductile iron castings for machinery uses
1,000 s tons

S
MA331A
3315113221
Other ductile iron castings for all other uses, including electric and
electronic equipment uses, heatresistant parts (including coke oven door
parts)
1,000 s tons

S
MA331A
3315115
CAST IRON PRESSURE PIPE AND FITTINGS
33151151
Cast iron pressure pipe fittings, all sizes
3315115101
Cast iron pressure pipe, less than 14 in. (inside diameter) 
SV
MA331A
3315115106
Cast iron pressure pipe, 14 in. or more (inside diameter) 
SV
MA331A
3315115111
Cast iron pressure pipe fittings, less than 14 in. (inside diameter)
1,000 s tons

S
MA331A
3315115116
Cast iron pressure pipe fittings, 14 in. or more (inside diameter)
1,000 s tons

S
MA331A
3315115121
Gray iron pressure pipe and fittings, under 14 in. (inside diameter)
short tons

SQ
MA331A
3315115125
Gray iron pressure pipe and fittings, 14 in. and over
short tons

SQ
MA331A
3315117
CAST IRON SOIL PIPE AND FITTINGS, ALL SIZES
33151171
Cast iron soil pipe fittings, all sizes
3315117101
Cast iron soil pipe, 3 in. or less (inside diameter)
1,000 s tons

S
MA331A
3315117106
Cast iron soil pipe, more than 3 in. up to but not including 5 in. (inside
diameter)
1,000 s tons

S
MA331A
3315117111
Cast iron soil pipe, 5 in. or more (inside diameter)
1,000 s tons

S
MA331A
3315117114
Gray iron soil pipe
short tons

SQ
MA331A
3315117116
Cast iron soil pipe fittings (including special fittings), 3 in. or less (inside
diameter)
1,000 s tons

S
MA331A
3315117121
Cast iron soil pipe fittings (including special fittings), more than 3 in. up to
but not including 5 in. (inside diameter)
1,000 s tons

S
MA331A
3315117126
Cast iron soil pipe fittings (including special fittings), 5 in. or more (inside
diameter)
1,000 s tons

S
MA331A
3315119
OTHER GRAY IRON CASTINGS
33151191
Other gray iron castings for all other uses
3315119101
Gray iron rolls for rolling mills
1,000 s tons

S
MA331A
3315119111
Other gray iron castings for construction and utility uses
1,000 s tons

S
3315119116
Other gray iron castings for all other uses
1,000 s tons

S
MA331A
33151192
Other gray iron castings for automotive uses
3315119206
Other gray iron castings for automotive uses
1,000 s tons

S
See footnotes at end of subsector.
Manufacturing & Mining
Reference Series
Numerical List 149
U.S. Census Bureau, 2002 Economic Census Mar. 31, 2004
NAICS Subsector 331
Primary Metal Manufacturing
Con.
Product code
Industry and product description
Unit of measure
Data collected
CIR survey1
Products primary2
331511
IRON FOUNDRIES
Con.
331511A
STANDARD MALLEABLE IRON CASTINGS
331511A1
Standard malleable iron castings
331511A100
Standard malleable iron castings
1,000 s tons

S
MA331A
331511C
PEARLITIC MALLEABLE IRON CASTINGS
331511C3
Pearlitic malleable iron castings
331511C300
Pearlitic malleable iron castings
1,000 s tons

S
MA331A
331511E
MOLDS AND STOOLS FOR HEAVY STEEL INGOTS
331511E2
Molds and stools for heavy steel ingots
331511E200
Molds and stools for heavy steel ingots
1,000 s tons

S
MA331A
331512
STEEL INVESTMENT FOUNDRIES
3315120
STEEL INVESTMENT CASTINGS
33151201
Carbon and alloy steel investment castings
3315120101
Carbon (including low alloy) steel investment castings 
SV
MA331A
3315120106
Alloy (excluding stainless) steel investment castings 
SV
MA331A
33151202
Hitemp metal investment castings (iron, nickel, or cobaltbase alloys)
3315120216
Hitemp metal investment castings (iron, nickel, or cobaltbase alloys)
1,000 lb

S
33151203
Stainless steel investment castings
3315120311
Stainless steel investment castings 
SV
MA331A
331513
STEEL FOUNDRIES (EXCEPT INVESTMENT)
3315131
OTHER CARBON STEEL CASTINGS, EXCEPT INVESTMENT
33151311
Cast carbon steel railroad car wheels and railway specialties
3315131101
Cast carbon steel railroad car wheels and railway specialties 
SV
MA331A
3315131102
Steel castings, carbon steel railway specialties (side frames, bolsters,
couplers, yokes, draft gear, snubbers (selfcontained unit type), hopper
doors and frames, and brake beams)
short tons

SQ
MA331A
33151312
Other carbon steel castings, except investment
3315131208
Other carbon steel castings, except investment 
SV
MA331A
3315131215
Other carbon steel castings, including rolls for rolling mills
short tons

SQ
MA331A
3315133
HIGH ALLOY STEEL CASTINGS, EXCEPT INVESTMENT
33151331
High alloy steel castings, except investment
3315133101
High manganese alloy steel castings, except investment
1,000 s tons

S
MA331A
3315133106
Other high alloy steel castings, except investment 
SV
MA331A
3315133113
High alloy steel castings for sale
short tons

SQ
MA331A
3315135
OTHER ALLOY STEEL CASTINGS, EXCEPT INVESTMENT
33151351
Other alloy steel castings, except investment
3315135101
Other alloy steel railway specialties castings, except investment
1,000 s tons

S
MA331A
3315135106
Other alloy steel rolls for rolling mills, except investment
1,000 s tons

S
MA331A
3315135111
All other alloy steel castings, except investment
1,000 s tons

S
MA331A
3315135113
Other alloy steel castings, including rolls for rolling mills
short tons

SQ
MA331A
331521
ALUMINUM DIECASTING FOUNDRIES
3315210
ALUMINUM DIECASTINGS
33152101
Aluminum and aluminumbase alloy diecastings
3315210100
Aluminum and aluminumbase alloy diecastings
mil lb

S
MA331E
331522
NONFERROUS (EXCEPT ALUMINUM) DIECASTING
FOUNDRIES
3315220
NONFERROUS (EXCEPT ALUMINUM) DIECASTINGS
33152201
Copper and copperbase alloy diecastings (including bearings and bushings)
3315220101
Copper and copperbase alloy diecastings (including bearings and
bushings)
mil lb

S
MA331E
33152202
Zinc and zincbase alloy diecastings
3315220206
Zinc and zincbase alloy diecastings
mil lb

S
MA331E
33152203
Magnesium and magnesiumbase alloy diecastings
3315220311
Magnesium and magnesiumbase alloy diecastings
mil lb

S
MA331E
33152204
Lead and leadbase alloy diecastings
3315220416
Lead and leadbase alloy diecastings
mil lb

S
MA331E
33152205
Other nonferrous metal diecastings, except aluminum
3315220521
Other nonferrous metal diecastings, except aluminum 
SV
See footnotes at end of subsector.
150 Numerical List
Manufacturing & Mining
Reference Series
U.S. Census Bureau, 2002 Economic Census Mar. 31, 2004
NAICS Subsector 331
Primary Metal Manufacturing
Con.
Product code
Industry and product description
Unit of measure
Data collected
CIR survey1
Products primary2
331524
ALUMINUM FOUNDRIES (EXCEPT DIECASTING)
3315240
ALUMINUM FOUNDRIES
33152401
Aluminum and aluminumbase alloy sand castings (except cast aluminum
cooking utensils)
3315240101
Aluminum and aluminumbase alloy sand castings (except cast aluminum
cooking utensils)
mil lb

S
MA331E
33152402
Aluminum and aluminumbase alloy permanent and semipermanent mold
castings (except cast aluminum cooking utensils)
3315240206
Aluminum and aluminumbase alloy permanent and semipermanent mold
castings (except cast aluminum cooking utensils)
mil lb

S
MA331E
33152403
Aluminum and aluminumbase alloy investment castings (except cast aluminum
cooking utensils)
3315240311
Aluminum and aluminumbase alloy investment castings (except cast
aluminum cooking utensils)
SV
33152404
Other aluminum and aluminumbase alloy castings
3315240416
Nonelectric cast aluminum pressure cookers (householdtype) and
nonelectric cast aluminum cooking utensils 
SV
3315240421
Other aluminum and aluminumbase alloy castings, excluding diecastings
(except cast aluminum cooking utensils) 
SV
MA331E
331525
COPPER FOUNDRIES (EXCEPT DIECASTING)
3315250
COPPER FOUNDRIES
33152501
Copperbase alloy sand castings (except bearings and bushings)
3315250101
Copperbase alloy sand castings (except bearings and bushings) 
SV
33152502
Leaded red and semired brass sand castings (except bearings and bushings)
3315250206
Leaded red and semired brass sand castings (except bearings and
bushings) 
SV
3315250221
Engineered copper alloy sand castings, including manganese bronzes,
silicon bronzes and brasses, aluminum bronzes, and copper nickels (except
bearings and bushings) 
SV
33152504
Tin bronze, copper and highcopper alloy, and other copper alloy sand castings
3315250411
Tin bronze sand castings, including leaded and highleaded (except bearings
and bushings) 
SV
3315250416
Copper and highcopper alloy sand castings (except bearings and
bushings) 
SV
3315250426
Other copper alloy sand castings, including yellow and leaded yellow
brasses, nickel tin bronzes, nickel silvers, lead bronzes, and special
alloys (except bearings and bushings) 
SV
MA331E
33152505
Other copper and copperbase alloy castings, excluding diecastings
3315250531
Copper and copperbase alloy permanent and semipermanent mold
castings (except bearings and bushings) 
SV
MA331E
3315250536
Copper and copperbase alloy centrifugal castings (except bearings and
bushings) 
SV
MA331E
3315250541
Copper and copperbase alloy investment castings (except bearings and
bushings) 
SV
3315250546
Other copper and copperbase alloy castings, excluding diecastings
(except bearings and bushings) 
SV
MA331E
33152506
Copperbase alloy bearings and bushings, nonmachined
3315250651
Copperbase alloy bearings and bushings, nonmachined 
SV
331528
OTHER NONFERROUS FOUNDRIES (EXCEPT DIE
CASTING)
3315280
OTHER NONFERROUS FOUNDRIES
33152801
Nickel and nickelbase alloy castings (excluding diecastings)
3315280116
Nickel and nickelbase alloy castings (excluding diecastings)
SV
33152802
Other nonferrous metal castings, excluding diecastings
3315280201
Zinc and zincbase alloy castings (excluding diecastings) 
SV
MA331E
3315280206
Magnesium and magnesiumbase alloy sand castings (excluding die
castings) 
SV
3315280211
Other magnesium and magnesiumbase alloy castings, including
permanent and semipermanent mold and cast anodes (excluding die
castings) 
SV
MA331E
3315280221
Other nonferrous metal castings (excluding diecastings) 
SV
1Data for these codes are collected in the Current Industrial Reports (CIR) series bulletins identified.
2For products that are primary to more than one industry, Appendix D contains a listing of related products.
Manufacturing & Mining
Reference Series
Numerical List 151
U.S. Census Bureau, 2002 Economic Census Mar. 31, 2004