Residential Remodelers, Other Foundation, Structure, and Building Exterior Contractors, All Other Miscellaneous Textile Product Mills, Steel Wire Drawing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding

Iron and Steel Mills, Rolled Steel Shape Manufacturing, Aluminum Extruded Product Manufacturing, Iron and Steel Forging, Metal Stamping

All Other Plastics Product Manufacturing, Rolled Steel Shape Manufacturing, Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufactur

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Powder Metallurgy Part Manufacturing, Fabricated Structural Metal Manufacturing, Fabricated Pipe and Pipe Fitting Manufacturing

Steel Foundries (except Investment), Custom Roll Forming, Metal Stamping, Fabricated Structural Metal Manufacturing, Plate Work Manufacturing

Crude Petroleum and Natural Gas Extraction, Iron Ore Mining, Gold Ore Mining, Lead Ore and Zinc Ore Mining, Petroleum Refineries

All Other Miscellaneous Chemical Product and Preparation Manufacturing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Plate Work Manufacturing, Machine Tool (Metal Cutting Types) Manufacturing, Special Die and Tool, Die Set, Jig, and Fixture Manufacturing

New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), Residential Remodelers, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction

Aluminum Sheet, Plate, and Foil Manufacturing, Prefabricated Metal Building and Component Manufacturing, Plate Work Manufacturing, Ornamental and Architectural Metal Work Manufacturing, Bolt, Nut, Screw, Rivet, and Washer Manufacturing

Primary Aluminum Production

Steel Investment Foundries

Iron Foundries, Aluminum Die-Casting Foundries, Iron and Steel Forging, Hardware Manufacturing, Industrial Valve Manufacturing

New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), New Housing Operative Builders, Residential Remodelers, Industrial Building Construction

Aluminum Sheet, Plate, and Foil Manufacturing, Other Aircraft Parts and Auxiliary Equipment Manufacturing, Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers, Industrial Machinery and Equipment Merchant Wholesalers, Industrial Supplies Merchant Wholesalers

Other Aluminum Rolling and Drawing, Copper Rolling, Drawing, and Extruding

Plastics Pipe and Pipe Fitting Manufacturing, Rubber and Plastics Hoses and Belting Manufacturing, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Fluid Power Valve and Hose Fitting Manufacturing, Other Metal Valve and Pipe Fitting Manufacturing

All Other Specialty Trade Contractors, Iron and Steel Mills

Iron and Steel Mills, Electrometallurgical Ferroalloy Product Manufacturing, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Rolled Steel Shape Manufacturing, Steel Wire Drawing

Drilling Oil and Gas Wells, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Rolled Steel Shape Manufacturing, Iron and Steel Forging, Oil and Gas Field Machinery and Equipment Manufacturing