20CRMO Steel
Products Description 20CrMo steel is an alloy structural steel with specific standards, chemical compositions, and mechanical properties. It complies with the GB/T 3077-1988 standard. In terms of chemical compositions, it contains carbon (C) ranging from 0.17% to 0.24%, silicon (Si) from 0.17%...
Description
Products Description
20crmo Chemical Composition
| Grade | C | Si | Mn | P | S | Cr | Mo |
| 20CrMo | 0.17-0.24 | 0.17-0.37 | 0.40-0.70 | ≤0.030 | ≤0.030 | 0.80-1.10 | 0.15-0.25 |
Mechanical Property:
| Tensile strength σb (MPa) |
Yield Strength σs 0.2 (MPa) |
Elongation δ 5 (%) |
Reduction of crosssection area ψ (%) |
Ballistic work Akv (J) |
Pounding toughness value αkv (J/cm2) |
Hardness (HB) | Specimen Size |
| Min 835 | Min 540 | Min 10 | Min 40 | Min 47 | Min 59 | Max 179 | 15mm |
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