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BS | EN | ASTM/ASME | DIN |
620 B | 13 CRMO 45 | SA387-12-2 | 13 CRMO 44 |
Grade | ASME SA 387 GR.12 CL.1/2 Alloy Steel Plate |
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Width | 1000mm-4500mm |
Thickness | 5mm-150mm |
Length | 3000mm-18000mm |
Supply Condition | As Rolled, Normalized Rolling, Furnace Normalizing, Vacuum Degassing, Simulated Post-Weld Heat Treatment or as per customer requirement. |
Impact tested | 52° C |
Process of Manufacturing | Hot-Rolled (HR) |
C | Mn | P | S | Si | Cr | Mo |
0.04 - 0.17 | 0.35 - 0.73 | 0.035 | 0.035 | 0.13 - 0.45 | 0.74 - 1.21 | 0.4 - 0.65 |
A387 / SA387 Grade 12 | Class 1 | Class 2 |
Tensile Strength (ksi) | 50-80 | 65-85 |
Tensile Strength (MPa) | 380-550 | 450-585 |
Yield Strength (ksi) | 33 | 40 |
Yield Strength (MPa) | 230 | 275 |
Elongation in 50mm (%) | 18 | 19 |
Elongation in 50mm (%) | 22 | 22 |