Forging Parts, Industrial Machinery Parts, Casting & Forging manufacturer / supplier in China, offering 42CrMo Alloy Structural Steel High-Strength Bearing Forged Ring, Customizable 304 and 316 Stainless Steel Forged Rings Corrosion High-Temperature Resistant, Q235B Carbon Steel Forged Ring Od50-5000 Customizable for Medium Strength and so on.