sheet steel 1.DIN 1.2379, JIS SKD 11, 2.GB Cr12Mo1V1 ,AISI steel sheet d2 3.die steel bar 4.Hot rolled,cold draw,forged ... sheet steel 1.2379/JIS SKD 11 ... wear cold-punching moulds, like: stretch form moulds, punching moulds. sheet steel 1.2379/JIS SKD11/GB Cr12Mo1V1