... , forging flange 3)open die forging 4)Precision Processed With 3200 and 1600 Tons of hydraulic machine, 5 Tons ... in providing different materials of forgings and processed forgings according to customs requirements, such as forging shaft, forging rings, forging ... forgings, etc., especially there are special requirements to the material of products.All the materials comply with GB, JIS, ISO, ANSI, ASTM, ...