We supplier and stockists of UNS S31803 Duplex Stainless Steel Round Bar .This UNS S31803 Duplex Stainless Steel Round Bar is mainly use in big industries .We Super metal manufacturing co. have extensive in-house processing capabilities which make us a vital part of the specialist steel supply chain. The grades we Super metal manufacturing co. carry offer a super combination of heat resistance, high temperature corrosion resistance, toughness and strength, and are used in the world’s most technically demanding industries. Our customers benefit from the skills our dedicated workforce has developed over many years offering a service unmatched by any of our competitors. Your alloy enquiries will be handled quickly, efficiently and above all, cost effectively.
UNS S31803 Duplex Steel Round Bar Equivalent Indian Standard
| STANDARD | UNS | WERKSTOFF NR. |
| Duplex 2205 | S31803 | 1.4462 |
ASTM A276 Duplex 2205 Cold Drawn Round Bar Chemical Composition
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| S31803 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 22.0 – 23.0 | 3.0 – 3.5 | 4.50 – 6.50 | 0.14 – 0.20 | 63.72 min |
ASME SA276 Duplex Steel UNS S31803 Hot-Rolled Round Bars Mechanical Properties
| Grade | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| S31803 | 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 116000 , MPa – 800 | Psi – 80000 , MPa – 550 | 15 % |
These Duplex S31803 Threaded Bars cannot be hardened by heat treatment but stronger surface strengths can be achieved by cold working. Duplex S31803 Hollow Bars is used for chemical processing, transport and storage – pressure vessels, tanks, piping, and heat exchangers. These Duplex S31803 Hexagonal Bars is a duplex stainless steel whose design enables combining improved resistance to pitting, high strength, stress corrosion, crevice corrosion and cracking. In the annealed condition, Duplex S31803 Triangular Bars contains approximately 40 % - 50 % ferrite. The oxidation resistance of these Duplex Stainless Steel UNS S31803 Round Bars is good at high temperature.
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