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粉末冶金
品牌: SFT、FOR A 等级: P0、P2、P4、P5、P6 |
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| （2） Performance of structuralparts (copper based & iron based) |
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No. |
Cu |
Ni |
Mo |
C |
Fe |
Density g/cm3 |
Tensile strength Mpa |
Elongation % |
Hardness HB |
Perfect for |
1 |
＜1 |
/ |
/ |
＜0.3 |
other |
6.4-6.8 |
150 |
4 |
＞45 |
Low load structure |
2 |
1-5 |
/ |
/ |
＜0.3 |
other |
6.4-6.8 |
200 |
3 |
＞55 |
Middle load structure |
3 |
1-5 |
/ |
/ |
＜0.3 |
other |
6.8-7.2 |
300 |
7 |
＞80 |
High load structure, can carburizing heat treatment |
4 |
1-3 |
1-5 |
＜0.8 |
0.3-0.6 |
other |
6.8-7.2 |
600 |
2 |
＞160 |
Upper load structure, can heat treatment |
5 |
3-5 |
1-5 |
＜0.8 |
0.3-0.6 |
other |
7.2-7.4 |
700 |
2 |
＞180 |
Higher load structure, can heat treatment |