... experience 2.Forged ,annealed and turned/grinded 3.EF+ESR+UT Test... die steel D7forged die steel,tool steel,hot work mould steel,special steel1000 ... m/t per month, MOQ:20 m/t, Payment: L/C,T/TEAF+LF+VD Forged ... allay mostly,for copper alloy could usemechaincal press forhing of steel,could use also 3.Tempering T°c adjust to HRC ...