... JIS,DIN,ASTM,BS 3.process:forging 4.Weight:30kg Features:1) Materials: carbon steel, stainless steel, alloy steel2) Standard: JIS ... , DIN, ASTM, BS3) Weight: 0.1 -10,000kg4) Processes: die-forging, various ... hammers and water hydraulic pressesand , automatic control ring forging machine, heat treatment cellar, digital control fibre natural gas ...