Customization: | Available |
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Material: | 40cr, 45 Steel |
Type: | Round Head |
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Material Grade: 40Cr,45 Steel;
Quality Level: 12.9, 10.9, 8.8, 6.8, 4.8 Grade
Sizes: M70,M72, M76,M80,M90,M100,M110,M140,M160;
Bolt-head Shape: oval head, square head,Round head bolts,Hex head bolts;
Chemical Compenent:
Composition(%) | C | Si | Mn | Ni | Cr | P | S | Cu |
45 Steel | 0.42-0.50 | 0.17-0.37 | 0.50-0.80 | ≤0.30 | ≤0.25 | ≤0.035 | ≤0.035 | ≤0.25 |
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 |