GB/T 38809

GB/T 38809 (General specification for low alloy ultra-high strength steels)· GB (China) · 7 materials

Designation Material group
30CrMnSiNi2A Structural and constructional steels chevron_right
30Si2MnCrMoVE Structural and constructional steels chevron_right
31Si2MnCrMoVE Structural and constructional steels chevron_right
40CrNi2MoA Structural and constructional steels chevron_right
40CrNi2Si2MoVA Structural and constructional steels chevron_right
42CrNi2Si2MoVA Structural and constructional steels chevron_right
45CrNiMo1VA Structural and constructional steels chevron_right