Vessco Overseas is one of the leading Manufacturer, Supplier and Exporter of UNS NO S 31803 Pipes and Tubes that are manufactured from High Quality of Standard Raw Materials and are composed according to with national and universal standards. Duplex Steel UNS NO S 31803 Pipes and Tubes (likewise alluded as WNR 1.4462 Pipes and Tubes) have a microstructure that contains both ferrite and austenite.
At the point when these UNS S31803 Pipes and Tubes are liquefied, it cements from the fluid stage to a totally ferritic structure. As the material cools, roughly 50% of it changes to an austenitic structure. We offer these Duplex Steel items in uniquely crafted shapes and sizes according to the prerequisites given by our customers, and that too at a reasonable and market driving costs.
Specifications |
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| Specifications | : | ASTM A 790 ASME SA 790 |
| Dimensions | : | ASTM, ASME and API |
| Schedule | : | SCH20, SCH30, SCH40, STD, SCH80 |
| Type | : | Seamless / ERW / Welded / Fabricated |
| Length | : | Single Random, Double Random & Cut Length. |
| STANDARD | WERKSTOFF NR. | UNS |
| Duplex 2205 | 1.4462 | S31803 |
| Ni | Cr | Mo | Mn | Si | C | N | S | P | Fe | |
| MIN | 4.5 | 22.0 | 3.0 | - | - | - | 0.14 | - | - | - |
| MAX | 6.5 | 23.0 | 3.5 | 2.0 | 1.0 | 0.03 | 0.2 | 0.02 | 0.03 | Balance |
| S31803 | Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80000 , MPa – 550 | Psi – 116000 , MPa – 800 | 15 % |
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