Hot Rolling Steel China 4130 Steel Bar

1.Diameter 80 to 800 mm
2.Black or Bright surface
3.Annealed or Quenched and tempered provided
4.Cutting service provide
Machine Capability
Tensile strength (N/mm2Mpa): >=980(100)
Elongation: >=12
Yield strength: >=835(85)
Hardness:( HBS 100/3000)<=269
Reduction of area:>=55
Akv(J)>=78 akv(J/cm2):>=98(10)
Chemical Composition (%):
| C | Si | Mn | S | P | Cr | Mo | Ni |
Cu |
| 0.28~0.33 | 0.15~0.35 | 0.40~0.60 | ≤0.040 | ≤0.035 |
0.80~1.10 |
0.15~0.25 |
≤0.030 |
≤0.030 |

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