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JB /T 6402-2018
Heavy low alloy steel castings - Technical specification
Material Designation
Chemical Composition (%)
ZG20Mn
Min
Max
ZG25Mn
Min
Max
ZG30Mn
Min
Max
ZG35Mn
Min
Max
ZG40Mn
Min
Max
ZG65Mn
Min
Max
ZG40Mn2
Min
Max
ZG45Mn2
Min
Max
ZG50Mn2
Min
Max
ZG35SiMnMo
Min
Max
ZG35CrMnSi
Min
Max
ZG20MnMo
Min
Max
ZG30Cr1MnMo
Min
Max
ZG55CrMnMo
Min
Max
ZG40Cr1
Min
Max
ZG34Cr2Ni2Mo
Min
Max
ZG15Cr1Mo
Min
Max
ZG15Cr1Mo1V
Min
Max
ZG20CrMo
Min
Max
ZG20CrMoV
Min
Max
ZG35Cr1Mo
Min
Max
ZG42Cr1Mo
Min
Max
ZG50Cr1Mo
Min
Max
ZG28NiCrMo
Min
Max
ZG30NiCrMo
Min
Max
ZG35NiCrMo
Min
Max
For Reference Only
