forged 1. Precision die forged 2. Alloy steel and carbon steel 3. Normalized and hardened ... , couplings, and cups;3. Drilling components;4. Forged cylinders and mandrels; and spindles;5. Forged valve bodies and components; and6. Pistons, pins ... Shaft, Stabilizer, Flange, Coupling, BOP Body, Tube Plate, Roller Forging, Ring Forging, Gear Blank, Gear Wheel Materialsstructural steel, tool steel, stainless ...