GB 11880-1989-模锻锤和大型机械锻压机用模块技术条件-Large die-blocks used for die-forging hammer and mechanical forging press-Specification-易紧通

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GB 11880-1989
Large die-blocks used for die-forging hammer and mechanical forging press-Specification

Material Designation

Chemical Composition (%)

5CrMnMo

Min

Max

5CrNiMo

Min

Max

4CrMnSiMoV

Min

Max

4SiMnMoV

Min

Max

4Cr2MoVNi

Min

Max

5CrNiMoV

Min

Max

5Cr2NiMoVSi

Min

Max

For Reference Only