Customization: | Available |
---|---|
Material: | 40cr |
Type: | Round Head |
Still deciding? Get samples of US$ 6.5/Piece
Request Sample
|
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
Material Grade: 40Cr
Quality Level: 12.9, 10.9, 8.8, 6.8, 4.8 Grade
Sizes: M20,M24, M27,M30,M36,M42,M45
Bolt-head Shape: oval head, square head,ellipse head
Service Life Guarantee: 12 months under normal working condition
Chemical Composition:
Composition (%) |
C |
Si |
Mn |
Cr |
Ni |
S |
P |
Cu |
40Cr |
0.37-0.44 |
0.17-0.37 |
0.5-0.8 |
0.8-1.0 |
≤0.3 |
≤0.035 |
≤ 0.035 |
≤0.03 |