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Gayatri Tubes is a prominent manufacturer and supplier of the very good quality of Duplex S31803/S32205 Forged fittings. It is today used in various sectors like transportation and storage, chemical processing. Duplex S31803 elbow forged fitting is used in various sectors like off-shores, gas and petrochemicals and so on. The very good strength of Socketweld duplex steel S32205 tee forged fittings is equivalent to SS 430 at the temperature ranges of 950 deg C to 1150 deg C. S31803 Socketweld coupling forged fittings are found used in piping tanks, heat exchangers and pressure vessels. Duplex steel Socketweld S318034 cross forged fitting against stress corrosion cracking is providing very good resistance ability. Duplex steel S32205 Socketweld lateral tee forged fitting holds excellent potency and that is two times more than that of 304 austenitic SS. In duplex S31803 steel Socketweld union forged fitting is providing very good resistance to wear into the abrasive atmosphere. The benefit of duplex S32205 Socketweld plug forged fitting is that it is combining very good properties of the ferric alloy (greater strength and SSC) with those of the austenitic alloy (fabrication ease and high resistance to corrosion). Duplex 2205 steel Socketweld forged fitting manages with the bigger stress conditions wherein using a normal austenitic SS would cause to have a mechanical breakdown.
Duplex S31803/S32205 Forged fittings are globally appreciated for excellent properties that it is offering. Some properties are resistance to corrosion, cryogenic strength, sulfidation & oxidation resistance, erosion & abrasion resistance, good surface finishes. Also, it is having more properties to offer like ductility, magnetic properties, elevated temperature strength, ideal for the intended fabrication practices and stability of properties in the service.
Duplex 31803/32205 Forged fittings are easily made available in different specifications, standards, types, classes, sizes, etc. Also, it is provided to the clients at customized specifications to make sure that their specific demands are fulfilled. Duplex S31803/S32205 Forged fittings are well tested to make sure that no poor quality of forged fittings is supplied to the clients. The tests done are IGC & PMI test, hardiness test, chemical composition test, and mechanical strength tests and so on.
| STANDARD | UNS | WERKSTOFF NR. |
|---|---|---|
| Duplex Steel 2205 | S31803 / S32205 | 1.4462 |
| Specifications | ASTM A182 & ASME SA182 |
| Dimensions | ASME 16.11, MSS SP-79, 83, 95, 97, BS 3799 |
| Size | 1/8” NB to 4” NB (Socketweld & Screwed-Threaded) |
| Type | Socketweld Fittings, Screwed-Threaded Fittings |
| Class | 2000 LBS, 3000 LBS, 6010 LBS, 9000 LBS |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
|---|---|---|---|---|---|---|---|---|---|---|
| S31803 | 0.030 | 2.00 | 1.00 | 0.030 | 0.020 | 22.0 - 23.0 | 3.00 - 3.50 | 4.50 - 6.50 | 0.14 - 0.20 | Bal |
| S32205 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 21.0 – 23.0 | 2.50 - 3.50 | 4.50 – 6.50 | 0.8 – 0.20 | 63.54 min |
| Grades | Density (g/cm 3) | Density (lb/in 3) | Melting Point (°C) | Melting Point (°F) |
| S31803 / S32205 | 7.805 | 0.285 | 1420 – 1465 | 2588 – 2669 |
