Iron Foundries, Steel Foundries (except Investment), Aluminum Foundries (except Die-Casting)

Plumbing, Heating, and Air-Conditioning Contractors, Carpet and Rug Mills, Resilient Floor Covering Manufacturing, Steel Foundries (except Investment), Institutional Furniture Manufacturing

Framing Contractors, Flooring Contractors, Other Building Finishing Contractors, Other Aluminum Rolling and Drawing, Iron Foundries

Iron and Steel Mills, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Rolled Steel Shape Manufacturing, Aluminum Sheet, Plate, and Foil Manufacturing, Aluminum Extruded Product Manufacturing

All Other Plastics Product Manufacturing, Rubber and Plastics Hoses and Belting Manufacturing, Steel Foundries (except Investment), Aluminum Foundries (except Die-Casting), Fluid Power Valve and Hose Fitting Manufacturing

Plastics Pipe and Pipe Fitting Manufacturing, Iron Foundries, Steel Investment Foundries, Steel Foundries (except Investment), Aluminum Foundries (except Die-Casting)

Plastics Pipe and Pipe Fitting Manufacturing, Iron Foundries, Steel Investment Foundries, Steel Foundries (except Investment), Aluminum Foundries (except Die-Casting)

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Rolled Steel Shape Manufacturing, Primary Aluminum Production, Secondary Smelting and Alloying of Aluminum, Aluminum Sheet, Plate, and Foil Manufacturing

Steel Foundries (except Investment)

All Other Plastics Product Manufacturing, Steel Foundries (except Investment)

Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Iron Foundries, Steel Foundries (except Investment), Other Nonferrous Foundries (except Die-Casting), Fabricated Structural Metal Manufacturing

Steel Foundries (except Investment), Iron and Steel Forging, Nonferrous Forging, Fabricated Structural Metal Manufacturing, Hardware Manufacturing

Steel Foundries (except Investment)

Power and Communication Line and Related Structures Construction, All Other Specialty Trade Contractors, Plastics Material and Resin Manufacturing, Cellulosic Organic Fiber Manufacturing, Noncellulosic Organic Fiber Manufacturing

Dog and Cat Food Manufacturing, Flour Milling, Rice Milling, Soybean Processing, Sugarcane Mills

Primary Aluminum Production, Iron Foundries, Steel Investment Foundries, Steel Foundries (except Investment), Aluminum Die-Casting Foundries

Steel Foundries (except Investment)

Lead Ore and Zinc Ore Mining, Copper Ore and Nickel Ore Mining, All Other Metal Ore Mining, Iron and Steel Mills, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel

Iron Foundries, Steel Foundries (except Investment), Machine Shops, Storage Battery Manufacturing, Other Aircraft Parts and Auxiliary Equipment Manufacturing

Plastics Pipe and Pipe Fitting Manufacturing, Iron Foundries, Steel Investment Foundries, Steel Foundries (except Investment), Aluminum Foundries (except Die-Casting)