We supply and export of Duplex Steel S31803 Tubes and Duplex Steel S32205 Tubes that are manufactured from high grade and superior quality raw material by our trusted experts. Duplex S31803 Tube is austenitic chrome alloy with formability, machinability, corrosion resistance features and weld ability. We offer these type Duplex Steel S31803 Square Tubes, Round Tubes in varied specifications with material grade, different size and different dimension.
These Duplex Steel S31803 Seamless Round Tubes, ERW, Welded Tubes, EFW, Fabricated Tubes is also customized as per customer requirements. All kinds of S32205 Duplex Tubes, Duplex steel Hexagonal Tubes, Galvanised Tube, and Sanitary Tube. The Duplex S31803/S32205 Tube products are sold to Europe, Japan, America, the Middle East, South Korea, other countries, with good reputation.
Duplex Steel S32205 Tubes, S31803 Duplex S31803 SMLS Tubes, TP S32205 Duplex Steel Round Tubes Specifications
| Grade | Duplex Steel S31803 / UNS S32205 |
| Specifications | ASTM A789, ASME SA789 |
| Type | Seamless Tubes (SMLS Tubes), ERW Tubes, Welded Tubes, Fabricated Tubes, EFW Tubes, Cold Drawn Welded Tubes (CDW Tubes) |
| Form | Round Tubes, Square Tubes, Hydraulic Tubes, Rectangular Tubes, Oval Tubes, etc. |
| Length | Single Random, Double Random, Cut Length. |
| End | Plain End, Treaded, Beveled End, |
| Size | 1/2″NB TO 12 “NB IN |
| Standard | Duplex S31803 | Duplex S32205 |
| UNS | S31803 | S32205 |
| Werkstoff Nr. | 1.4462 | 1.4462 |
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Duplex Steel S31803 Square Tubes, S31803 Duplex S31803 EFW Tubes Chemical Composition
| S31803 / S32205 | Si | Fe | C | N | P | Ni |
| 2.0 | 0.03 | 1.0 | 0.03 | 0.02 | Bal |
| Cr | Mn | Mo | S |
| 4.5 – 6.5 | 3.0 – 3.5 | 22.0 – 23.0 | 0.14 – 0.2 |
Duplex Steel S31803 Seamless Tube and TP S31803 Duplex Steel Welded Tube Mechanical Properties
| S31803 / S32205 | Melting Point | Density | Elongation |
| 1350 °C (2460 °F) | 7.8 g/cm3 | 15 % |
| Tensile Strength | Yield Strength (0.2%Offset) |
| Psi – 116000 , MPa – 800 | Psi – 80000 , MPa – 550 |
Available Types of S32205 Duplex Steel Round Tube, Duplex TP S31803 Square Tube, S31803 Duplex Steel Instrumentation Tubes
| Duplex S31803 Tubes | S31803 Duplex ERW Tubes | S31803 Duplex Square Tube |
| Duplex S31803 Seamless Tubes | S32205 Duplex Steel Welded Tubes | Duplex Steel S31803 EFW Tubes |
| Duplex Steel S31803 Tubes | UNS S32205 Duplex Steel Tubes | S31803 Duplex Steel ERW Tubes |
| Duplex S32205 Colour Coated Tube | S31803 Duplex Steel Hexagonal Tube | Duplex UNS S31803 Tubes |
| S31803 Duplex Steel Seamless Tubes | S31803 Duplex Steel Welded Tubes | Duplex Steel S32205 Rectangular Tube |
| S31803 Duplex Round Tubes | Duplex Steel S32205 Tube | S31803 Duplex EFW Tube |
| S31803 Duplex Oval Tube | S31803 Duplex Rectangular Tube | Duplex S31803 Bush Hex Tube |
| S31803 Duplex Steel Instrumentation Tubes | Duplex S32205 Electropolish Tube | S32205 Duplex High Pressure Tube |
| S31803 Duplex Steel Heat Exchager Tube | Duplex Steel S31803 Cold Drawn Welded Tubes | Duplex S32205 Ornamental Tubes |
| S31803 Duplex Slot Round Tubes | Duplex Steel S32205 Handrail Tube | S32205 Duplex Steel Triangle Tube |
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