化学成分
钢级 |
化学成分范围 |
|||||||
C |
Mn |
P max |
S max |
Si |
Ni |
Cr |
Mo |
|
30CrMo |
0.28/0.33 |
0.40/0.60 |
0.040 |
0.040 |
0.15/0.35 |
/ |
0.80/1.10 |
0.15/0.25 |
35CrMo |
0.35/0.40 |
0.70/0.90 |
0.040 |
0.040 |
0.15/0.35 |
/ |
0.80/1.10 |
0.15/0.25 |
42CrMo |
0.38/0.43 |
0.75/1.00 |
0.040 |
0.040 |
0.15/0.35 |
/ |
0.80/1.10 |
0.15/0.25 |
机械性能
钢级 |
状态 |
抗拉 |
屈服 |
伸长 (50mm) |
硬度 (HB) |
||
ksi |
MPa |
ksi |
MPa |
||||
35CrMo |
HR |
90 |
621 |
70 |
483 |
20 |
89 |
SR |
105 |
724 |
85 |
586 |
10 |
95 |
|
A |
75 |
517 |
55 |
379 |
30 |
81 |
|
N |
90 |
621 |
60 |
414 |
20 |
89 |
|
42CrMo |
HR |
120 |
855 |
90 |
621 |
15 |
100 |
SR |
120 |
855 |
100 |
689 |
10 |
100 |
|
A |
80 |
552 |
60 |
414 |
25 |
85 |
|
N |
120 |
855 |
90 |
621 |
|
100 |
|
|
|
|
|
|
|
|
|