HPM75无磁模具钢
日立HPM75化学成分
C |
Si |
Mn |
Cr |
Mo |
W |
V |
Al |
P |
S |
0.65~0.75 |
≤0.80 |
14.5~16.0 |
2.0~2.5 |
0.5~0.8 |
0.5~0.8 |
1.5~2.0 |
2.7~3.3 |
≤0.04 |
≤0.03 |
磁导率
状 态 |
磁导率μ/mH·m-1
|
1150℃固溶 1180℃固溶 1150℃固溶,700℃2h时效 1180℃固溶,650℃20h时效 1180℃固溶,700℃2h时效 1180℃固溶,650℃20h时效,变形8.5% 1180℃固溶,650℃20h时效,变形14.5% 1180℃固溶,650℃20h时效,变形24.2% 1180℃固溶,650℃20h时效,变形42.2% |
1.2602×10-3 1.2603×10-3 1.2639×10-3 1.2607×10-3 1.2602×10-3 1.2608×10-3 1.2608×10-3 1.2617×10-3 1.2704×10-3 |
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