1.die forging shaft 2.N+T+Q (heat treatment) 3.ISO9000,GL,BV,ABS 4.15 years' experience Commodity Name:die forging shaft Description Features: Various size of heavy forging workpiecesStandards: ASTM, ASME, DIN, SIS ,GB, EURONORMCertification: ISO9001: 2000 ,GL Materials: Carbon, stainless steel ,alloy steel,etcDelivery Status: N + T+Q (Normalizing +Tempering+Quenching)... die forging shaft