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P275NH welding neck flanges EN 10028-3 wn flanges 1.0487 forged wn steel flanges
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xProduct Details
| Material | P275NH | Standard | EN1092-1 Type 01 |
|---|---|---|---|
| Steel Number | 1.0487 | Type | Wn Steel Flanges |
Product Description
| Grade : | P275NH | ||
| Number: | 1.0487 | ||
| Classification: | Non-alloy elevated temperature quality steel | ||
| Density: | 7.85 g/cm ³ | ||
| Standard: |
|
| C | Si | Mn | Ni | P | S | Cr | Mo | V | N | Nb | Ti | Al | Cu | - |
| max 0.16 | max 0.4 | 0.8 - 1.5 | max 0.5 | max 0.025 | max 0.015 | max 0.3 | max 0.08 | max 0.05 | max 0.012 | max 0.05 | max 0.03 | max 0.02 | max 0.3 | Nb+Ti+V < 0.05 |
Mechanical properties of steel P275NH (1.0487)
| Nominal thickness (mm): | to 60 | 60 - 100 | 100 - 150 | 150 - 250 |
| Rm - Tensile strength (MPa) (+N) | 390-510 | 370-490 | 360-480 | 350-470 |
| Nominal thickness (mm): | to 16 | 16 - 40 | 40 - 60 | 60 - 100 | 100 - 150 | 150 - 250 |
| ReH - Minimum yield strength (MPa) (+N) | 275 | 265 | 255 | 235 | 225 | 215 |
| KV - Impact energy (J) transverse, (+N) | -20° 30 |
0° 40 |
+20° 50 |
| KV - Impact energy (J) longitud., (+N) | -20° 40-45 |
0° 47-65 |
+20° 55-75 |
| Nominal thickness (mm): | to 60 | 60 - 250 |
| A - Min. elongation at fracture (%) (+N) | 24 | 23 |
Equivalent grades of steel P275NH (1.0487)
| EU EN |
USA - |
Germany DIN,WNr |
England BS |
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| P275NH |
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