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C55 welding neck flange ASME B16.9 FORGED FLANGES 1.0535 Steel welding neck flanges so flanges
| Pressure | 150LBS-2500LBS |
| Standard | ASME B16.9 DIN2616 DIN2615 DIN2605 BS 1640-3-1968 BS 1640-4-1968 JIS B2313 GOST17375 GOST17378 GB/T |
| Material | Stainless Steel F304 304L 304H 316 316L 310 310S 321 321H 317 317L 347 347H 904L SS31803 2205 2507 |
| Forming type | Forged or as required |
| Main product | Seamless & Welded steel pipe flange |
| Grade : | C55 | |||
| Number: | 1.0535 | |||
| Classification: | Non-alloy quality steel | |||
| Standard: |
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| Cr + Mo + Ni = max 0.63 |
| C | Si | Mn | Ni | P | S | Cr | Mo |
| 0.52 - 0.6 | max 0.4 | 0.6 - 0.9 | max 0.4 | max 0.045 | max 0.045 | max 0.4 | max 0.1 |
| Nominal thickness (mm): | to 16 | 16 - 100 | 100 - 250 | 250 - 500 | 500 - 1000 |
| Rm - Tensile strength (MPa) (+N) | 680 | 640 | 620 | 600 | 590 |
| Nominal thickness (mm): | 5 - 10 | 10 - 16 | 16 - 40 | 40 - 63 |
| Rm - Tensile strength (MPa) (+C) | 770-1100 | 730-1080 | 690-1050 | 650-1030 |
| Nominal thickness(mm): | to 16 | 16 - 100 | 100 - 250 | 250 - 500 | 500 - 1000 |
| Re - Upper yield strength or Rp0.2 - 0.2% proof strength (MPa) (+N) | 370 | 330 | 300 | 260 | 250 |
| Nominal thickness(mm): | 5 - 10 | 10 - 16 | 16 - 40 | 40 - 63 |
| Rp0.2 0.2% proof strength (MPa) (+C) | 590 | 520 | 440 | 390 |
| Nominal thickness (mm): | 5 - 10 | 10 - 16 | 16 - 40 | 40 - 63 |
| A - Min. elongation at fracture (%) (+C) | 5 | 6 | 7 | 8 |
| Nominal thickness (mm): | to 16 | 16 - 100 | 100 - 250 |
| A - Min. elongation Lo = 5,65 √ So (%) (+N) | 11 | 12 | 12 |
| Brinell hardness (HBW): (+S) | 255 |
| Brinell hardness (HBW): (+A) | 229 |
| Brinell hardness (HBW): (+SH) | 181 - 269 |
| EU EN | USA - | Germany DIN,WNr | Japan JIS | France AFNOR | England BS | Italy UNI | Spain UNE | China GB | Sweden SS | Poland PN | Czechia CSN | Russia GOST | Inter ISO | |||||||||||||||||||
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