China Hot Rollded Bright Spring Steel Strip (65Mn)
1: specification:
Material: 65Mn
Thickness: 0.2-3.0mm
Width: 40-900mm
2: chemical composition:
| C | Mn | S | P | Cr | Ni | Cu |
| 0.62~0.70 | 0.90~1.20 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.30 | ≤0.25 |
3: mechanical property:
| tensile strength σb (MPa) | yield strength σs (MPa) | elongation δ10 (%) | reduction of area ψ (%) |
| 825~925 | 520~690 | 14~21.5 | ≥10 |
