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5Cr4Mo2W2VSi鋼的化學成分(GB /T 1299—2000)w/%
C |
Si |
Μn |
Cr |
Mo |
W |
V |
P |
S |
0.45~0.55 |
0.80~1.10 |
≤0.50 |
3.7~4.3 |
1.80~2.20 |
1.80~2.20 |
1.0~1.30 |
≤0.03 |
≤0.03 |
5Cr4Mo2W2VSi鋼的物理性能 5Cr4Mo2W2VSi鋼的臨界溫度
臨界點 |
Ac1 |
Ac3 |
Ar1 |
Ar3 |
Ms |
Mf |
溫度(近似值)/℃ |
810 |
885 |
700 |
785 |
290 |
175 |
5Cr4Mo2W2VSi鋼的彈性模量
溫度/℃ |
室溫 |
100 |
200 |
300 |
400 |
500 |
600 |
700 |
彈性模量E/MPa |
223000 |
219000 |
212000 |
206000 |
198000 |
188000 |
177000 |
170000 |
5Cr4Mo2W2VSi 鋼的線(膨)脹系數
溫度范圍/℃ |
22~100 |
22~200 |
22~300 |
22~400 |
22~500 |
22~600 |
22~700 |
線(膨)脹系數/℃ |
11.5× 10 |
12.1× 10 |
12.5× 10 |
13.0× 10 |
13.3× 10 |
13.5× |
13.6× |