Establishments primarily engaged in manufacturing iron and steel forgings, with or without the use of dies.
- Aircraft forgings, ferrous: not made in rolling mills
- Anchors, forged: not made in rolling mills
- Anvils, forged: not made in rolling mills
- Armor plate, forged iron and steel: not made in rolling mills
- Automotive forgings, ferrous: not made in rolling mills
- Axles, railroad: forged-not made in rolling mills
- Bumping posts, railroad: forged-not made in rolling mills
- Bus, truck and trailer forgings, ferrous: not made in rolling mills
- Calks, horseshoe: forged-not made in rolling mills
- Chains, forged steel: not made in rolling mills
- Construction and mining equipment forgings, ferrous: not made
- Crankshafts, forged steel: not made in rolling mills
- Engine forgings, ferrous: not made in rolling mills
- Flange, valve, and pipe fitting forgings, ferrous: not made in
- Forgings, iron and steel: not made in rolling mills
- Gears, forged steel: not made in rolling mills
- Hammer forgings, not made in rolling mills
- Horseshoes, not made in rolling mills
- Internal combustion engine (stationary and mobile) forgings,
- Machinery forgings, ferrous: not made in rolling mills
- Mechanical power transmission forgings, ferrous: not made in rolling
- Missile forgings, ferrous: not made in rolling mills
- Nuclear power plant forgings, ferrous: not made in rolling mills
- Ordnance forgings, ferrous: not made in rolling mills
- Pole line hardware forgings, ferrous not made in rolling mills
- Press forgings, iron and steel: not made in rolling mills
- Pump and compressor forgings, ferrous: not made in rolling mills
- Railroad wheels, axles, frogs, and related equipment: forged-mfpm
- Switches, railroad: forged-not made in rolling mills
- Turbine engine forgings, ferrous: not made in rolling mills
- Upset forgings, iron and steel: not made in rolling mills
- Wheels, car and locomotive: forged-not made in rolling mills