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20Mn5 forged Steel Flanges 1.1131 Steel Forged Flange ASME B16.9 Forged Steel Flanges
| Grade : | 20Mn5 | ||
| Number: | 1.1133 | ||
| Classification: | Non-alloy special steel | ||
| Standard: |
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| C | Si | Mn | Ni | P | S | Cr | Mo | Al | - |
| 0.17 - 0.23 | max 0.4 | 1 - 1.5 | max 0.4 | max 0.035 | max 0.035 | max 0.4 | max 0.1 | min 0.02 | Cr+Mo+Ni <0.63 |
| Nominal thickness (mm): | to 100 | 100 - 250 | 250 - 500 | 500 - 750 |
| Rm - Tensile strength (MPa) (+N) | 530 | 520 | 500 | 490 |
| Nominal thickness(mm): | to 100 | 100 - 250 | 250 - 500 | 500 - 750 |
| Re - Upper yield strength (MPa) (+N) | 300 | 280 | 260 | 250 |
| KV - Impact energy (J) (+N) | +20° 55 |
| A - Min. elongation at fracture (%) longitud., (+N) | 22 |
| A - Min. elongation at fracture (%) transverse, (+N) | 20 |
| Z - Reduction in cross section on fracture (%) (+N) | 55 |
| EU EN | France AFNOR | China GB | Russia GOST | ||||
| 20Mn5 |
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