Support Activities for Oil and Gas Operations, Support Activities for Coal Mining, Support Activities for Metal Mining, Support Activities for Nonmetallic Minerals (except Fuels) Mining, Cut Stone and Stone Product Manufacturing

Iron and Steel Mills, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel

Rolled Steel Shape Manufacturing

Iron and Steel Mills, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Secondary Smelting and Alloying of Aluminum, Roofing, Siding, and Insulation Material Merchant Wholesalers, Other Construction Material Merchant Wholesalers

Support Activities for Oil and Gas Operations, Petroleum Refineries, Iron and Steel Mills

Iron and Steel Mills, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel

Electrical Contractors, All Other Specialty Trade Contractors, Wood Preservation, All Other Miscellaneous Wood Product Manufacturing, Iron and Steel Mills

Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding

Iron and Steel Mills

Alumina Refining

Siding Contractors, Paint and Coating Manufacturing, Cut Stone and Stone Product Manufacturing, Electrometallurgical Ferroalloy Product Manufacturing, Powder Metallurgy Part Manufacturing

Secondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum)

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Fabricated Structural Metal Manufacturing

Water and Sewer Line and Related Structures Construction, Other Foundation, Structure, and Building Exterior Contractors, Plumbing, Heating, and Air-Conditioning Contractors, All Other Miscellaneous Chemical Product and Preparation Manufacturing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding

Copper Rolling, Drawing, and Extruding, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Iron Foundries, Steel Investment Foundries, Steel Foundries (except Investment)

Steel Wire Drawing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Other Fabricated Wire Product Manufacturing, Other Metal Valve and Pipe Fitting Manufacturing, Fabricated Pipe and Pipe Fitting Manufacturing

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Iron and Steel Forging, Engineering Services

Rolled Steel Shape Manufacturing, Steel Wire Drawing, Iron and Steel Forging, Metal Stamping, Machine Shops

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Bolt, Nut, Screw, Rivet, and Washer Manufacturing, Aircraft Manufacturing

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Rolled Steel Shape Manufacturing