进口弹簧钢棒56SiCr7 弹簧钢56SiCrV7钢板
概述:60Cr3 60CrMo3 60CrMo4 60NiCrMo2 60Si7 60SiCr3 60SiCrV7 61SiCr7
进口弹簧钢棒56SiCr7 弹簧钢56SiCrV7钢板
最新牌号:56SiCr7,曾用牌号为:56SC7弹簧钢带/板/片/棒/卷
● 56SiCr7的化学成分:
C:0.53-0.59
Si:1.60-2.00
Mn:0.6-0.9
P≤0.025
S≤0.025
Cr:0.20-0.45
Mo:-
V:-
● 淬火回火后的力学性能:
抗拉强度:1500-1800MPa
屈服强度:1350MPa
伸长率%:6
面收缩率%:25
冲击功J:14
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