
Duplex Stainless Steel Flanges Specification
Standards Specification Of : | 2205 Duplex Steel Flanges |
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Pressure Rating ANSI | 150#, 300#, 400#, 600#, 900#, 1500#, 2500# |
Production technique |
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Most common types | Threaded / Screwed / Forged / Plate |
Japanese Standards | 5K, 10 K, 40 K, 16 K 20 K 30 K, 63 K |
Manufacturing Shapes | RTJ,FF, Raised Face, Lap-Joint Face, Large Tongue & Groove And Small Tongue Groove, Large Male-Female And Small Male-Female |
Size Chart | 1/2" to 48" |
Flanges Standards | MSS S44, ISO70051, EN-1092, ANSI/ASME B16.5, B16.47 Series A & B, ASME B16.48, ASME B16.36, DIN, BS1560-3.1, API7S-15, API, ISO, UNI, AWWA C207, IS 2062, EN1092, API7S-43, API605, BS4504 |
Duplex Steel Blind Flanges Equivalent
SA182 Gr. F51/ SA182 Gr. F60 | 1.4462 | UNS S31803 |
SA182 Gr. F53 | 1.4410 | UNS S32750 |
SA182 Gr. F55 | 1.4501 | UNS S32760 |
Duplex Steel Slip On Flanges Chemical Composition
Gr. | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
Duplex S31803 | 0.030 maxi. | 2.00 maxi. | 1.00 maxi. | 0.030 maxi. | 0.020 maxi. | 22.0 – 23.0 | 3.0 – 3.5 | 4.50 – 6.50 | 0.14 – 0.20 | 63.72 min |
Duplex S32205 | 0.030 maxi. | 2.00 maxi. | 1.00 maxi. | 0.030 maxi. | 0.020 maxi. | 21.0 – 23.0 | 2.50 - 3.50 | 4.50 – 6.50 | 0.8 – 0.20 | 63.54 min |
Duplex WNRF Flanges Mechanical Chart
Grades | Density (g/cm 3) | Density (lb/in 3) | Melting Point (°C) | Melting Point (°F) |
Duplex S31803 / S32205 | 7.805 | 0.285 | 1420 – 1465 | 2588 – 2669 |