7-7PH不锈钢固溶处理后为不稳定的奥氏体组织，有良好的塑韧性和加工性，经过调整，使奥氏体析出碳化物候成分发生变化，再经过马氏体转变处理，大部分组织转变为韧性较好的低碳回火马氏体，这种状态为钢的使用状态，有良好的中温力学性能。17-7PH耐腐蚀性能优于一般马氏体不锈钢
注射成型合金粉
|
粉末 |
化学成分(重量%) |
|||||||||||||
|
Fe |
C |
Cr |
Ni |
Mo |
Al |
Ti |
Si |
Cu |
Mn |
S |
P |
Nb |
其他 |
|
|
304L |
余 |
0.03 |
18.0-20.0 |
8.0-12.0 |
|
|
|
1.0 |
|
2.0 |
0.03 |
0.045 |
|
|
|
310S |
余 |
0.08 |
24.0-26.0 |
19.0-22.0 |
|
|
|
1.5 |
|
2.0 |
0.03 |
0.045 |
|
|
|
316L |
余 |
0.03 |
16.0-18.0 |
10.0-14.0 |
2.0-3.0 |
|
|
1.0 |
|
2.0 |
0.03 |
0.045 |
|
|
|
904L |
余 |
0.02 |
19.0-23.0 |
23.0-28.0 |
4.0-5.0 |
|
|
1.0 |
|
2.0 |
0.035 |
0.045 |
|
|
|
329 |
余 |
0.2 |
23.0-28.0 |
2.5-5.0 |
|
|
|
0.75 |
|
1.0 |
|
|
|
1.0-2.0Mo |
|
Nitronic60 |
余 |
0.1 |
16.0-18.0 |
8.0-9.0 |
|
|
|
3.5-4.5 |
|
7.0-9.0 |
|
|
|
0.08-0.18N |
|
316Ti |
余 |
0.08 |
16.0-18.0 |
10.0-14.0 |
2.0-3.0 |
|
0.7 |
1.0 |
|
2.0 |
|
|
|
0.25N |
|
SAF2507 |
余 |
0.03 |
24.0-26.0 |
6.5-7.5 |
3.5-4.5 |
|
|
0.8 |
0.5 |
1.2 |
|
|
|
0.25-0.35N |
|
HK-30 |
余 |
0.25-0.35 |
23.0-27.0 |
19.0-22.0 |
0.5 |
|
|
0.75-1.75 |
|
1.5 |
|
|
|
1.20-1.50Nb |
|
430 |
余 |
0.12 |
16.0-18.0 |
|
|
|
|
1.0 |
|
1.0 |
0.03 |
0.04 |
|
|
|
434 |
余 |
0.12 |
16.0-18.0 |
|
|
|
|
1.0 |
|
1.0 |
0.03 |
0.04 |
|
|
|
430L |
余 |
0.03 |
16.0-18.0 |
|
|
|
|
1.0 |
|
1.0 |
0.03 |
0.04 |
|
|
|
410 |
余 |
0.15 |
11.5-13.5 |
|
|
|
|
1.0 |
|
1.0 |
0.03 |
0.04 |
|
|
|
420 |
余 |
Min.0.15 |
12.0-14.0 |
|
|
|
|
1.0 |
|
1.0 |
0.03 |
0.04 |
|
|
|
440A |
余 |
0.6-0.75 |
16.0-18.0 |
|
0.75 |
|
|
1.0 |
|
1.0 |
0.03 |
0.04 |
|
|
|
440B |
余 |
0.75-0.95 |
16.0-18.0 |
|
0.75 |
|
|
1.0 |
|
1.0 |
0.03 |
0.04 |
|
|
|
440C |
余 |
0.95-1.20 |
16.0-18.0 |
|
0.75 |
|
|
1.0 |
|
1.0 |
0.03 |
0.04 |
|
|
|
15-5 PH |
余 |
0.07 |
14.0-15.5 |
3.5-5.5 |
|
|
|
1.0 |
2.5-4.5 |
1.0 |
0.04 |
0.03 |
0.15-0.45 |
|
|
17-4 PH |
余 |
0.07 |
15.5-17.5 |
3.0-5.0 |
|
|
|
1.0 |
3.0-5.0 |
1.0 |
0.04 |
0.03 |
0.15-0.45 |
|
|
17-7 PH |
余 |
0.09 |
16.0-18.0 |
6.5-7.75 |
|
0.75-1.50 |
|
1.0 |
|
1.0 |
0.04 |
0.04 |
||
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