Zeron Fasteners is a trusted manufacturer and supplier of Duplex Socket Weld Flanges, engineered for high-pressure and corrosive service. Made from high-grade Duplex Stainless Steel (UNS S31803 / S32205), these flanges offer excellent mechanical strength and superior resistance to stress corrosion, pitting, and crevice corrosion. Ideal for chemical processing, oil & gas, offshore platforms, and marine environments.
| Element | C | Mn | Si | P | S | Cr | Ni | Mo | N |
|---|---|---|---|---|---|---|---|---|---|
| Content (%) | β€ 0.03 | β€ 2.00 | β€ 1.00 | β€ 0.03 | β€ 0.02 | 21.0 β 23.0 | 4.5 β 6.5 | 2.5 β 3.5 | 0.14 β 0.20 |
| Tensile Strength | Yield Strength (0.2% Proof) | Elongation | Hardness |
|---|---|---|---|
| β₯ 620 MPa | β₯ 450 MPa | β₯ 25% | β€ 290 HB |