SHANGHAI UNITE STEEL
One-stop Brand Service Provider For Globle Machinery And Petrochemical Enterprise And Special Steel Distributor.
Add to Cart
JIS SCM220 Alloy Steel Round Bar , Quenched and Tempered Steel Bar Dia 10-350mm
1.Specifications
Dia:10-350mm Length: as your request
2.Technique:hot rolled
Details of the product
1. Grade: ASTM:8620 /JIS SNCM220,GB:20CrNiMoA, ISO 20NiCrMo2 20NiCrMoS2
2. Surface: Black surface/Turned/Ground
3. Process:EAF+LF+VD+ hot rolled+ Heat Treatment (Annealed, Normalized, Q+T)
4. Machine Capability
Tensile strength (N/mm2Mpa): >=980(100)
Elongation: >=9
Yield strength: >=785(80)
Hardness: <=197HB
Reduction of area:>=40
Akv(J):>=47 akv(J/cm2)>=59(6)
5. Chemical Composition (%):
| C | Si | Mn | S | P | Cr | Ni | Cu | Mo |
| 0.17-0.23 | 0.17-0.37 | 0.60-0.95 | 0.035(max) | 0.035(max) | 0.40-0.70 | 0.35-0.75 | 0.030(max) | 0.20-0.30 |