Commodity: Forged alloy steel bar
1. Material CK45; SAE8620; 40CrNiMo; 20CrNiMo; 40Cr; SCr440; GCr15; SAE52100 etc.
2. Usage Ship machinery; mechanical equipment; car bearing; drive shaft; mining machinery;
construction machinery; petroleum machinery; precision machine tools; textile machinery etc.
3. Size Diameter: 150mm-1000mm。
4. Material chemical composition
|
Steel grade |
C |
Mn |
S |
P |
Si |
Cr |
Cu |
Ni |
|
SAE8620 |
0.18～0.23 |
0.70～0.90 |
≤0.040 |
≤0.035 |
0.15～0.35 |
0.40～0.60 |
|
0.40～0.70 |
|
CK45 |
0.42～0.50 |
0.50～0.80 |
≤0.035 |
≤0.035 |
0.17～0.37 |
|
|
|
|
SCr440 |
0.38～0.43 |
0.60～0.90 |
≤0.030 |
≤0.030 |
0.15～0.35 |
0.90～1.20 |
≤0.030 |
≤0.25 |
|
GCr15 |
0.95～1.05 |
0.20～0.40 |
≤0.020 |
≤0.027 |
0.15～0.35 |
1.30～1.65 |
|
≤0.30 |
|
SAE52100 |
0.93～1.05 |
0.25～0.45 |
≤0.015 |
≤0.025 |
0.15～0.35 |
1.35～1.60 |
|
|
