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Indian Steel Company (ISCO) is one of the leading Manufacturer, Supplier and Exporter of UNS NO S 31803 Forged Fittings that are actually manufactured from High Quality of Standard Raw Materials and are designed as per with national and international standards. When it comes to the fabrication of Duplex Steel S31803 Forged Fittings (also referred as WNR 1.4462 Forged Fittings), we have the experience and knowledge to make sure it is engineered, built and inspected to the highest standards. UNS S31803 Forged Fittings serve many different applications in these industry categories: Chemical Process, Petrochemical, Oil & Gas, Pharmaceutical, Geothermal, and more.
Sunrise Industries supplies Cupro Nickel 90/10 Forged Elbows and Tees designed for harsh marine and industrial environments. With superior corrosion resistance, high tensile strength, and durability, these fittings are ideal for desalination plants, offshore oil rigs, and chemical piping systems. Available in 45° and 90° angles, socket weld, threaded, and ANSI B16.11 standards, the fittings provide easy installation and long service life. They are manufactured in various dimensions to meet specific project requirements, ensuring operational efficiency and reliability.
ASTM A182 Duplex Steel UNS S31803 Forged Fittings Specification
Grades : Duplex Steel (S31803)
Specifications: ASTM A182 / ASME SA182
Dimension: ASTM, ASME, ANSI 16.11, MSS SP-79, 83, 95, 97, BS 3799
Size: 1/8″ NB – 4″NB
Class& LBS: 2000#, 3000#, 6000#, 9000#
Schedule: Sch. 5 TO Sch. XXS.
Type: SOCKET WELD (S/W) & SCREWED (SCRD), Threaded – NPT, BSP, BSPT
Form: Elbow, Tee, Cross, Coupling, Nipple, Plug, Union, Socket, Hex Bushing
Our Duplex S31803 Forged Fittings conforms to NACE MR0175/ISO 15156.
| Standard | WERKSTOFF NR. | UNS | GOST | AFNOR | JIS | BS | EN |
|---|---|---|---|---|---|---|---|
| S31803 | 1.4462 | S31803 | - | - | - | - | - |
| Grade | Ni | Mo | C | Mn | Si | P | S | Cr | N |
|---|---|---|---|---|---|---|---|---|---|
| S31803 | 4.5 - 6.5 | 2.5 - 3.5 | 0.03 max | 2.0 max | 1.0 max | 0.03 max | 0.02 max | 21.0 - 23.0 | 0.08 - 0.2 |
| Grade | Hardness (HB) | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
|---|---|---|---|---|
| S31803 | 217 | 90 min. (ksi) | 65 min. (ksi) | 25 % |
| Duplex Steel S31803 Socketweld Fittings in Chile | Duplex UNS S31803 Forged Threaded Fittings Supplier |
| Duplex UNS S31803 45° Elbow Exporter in Nigeria | ANSI B16.11 Duplex S31803 Threaded Coupling Exporter |
| Duplex Steel S31803 Socket weld Cross Stockholder | Duplex Steel UNS S31803 Threaded Elbow in Egypt |
| Duplex Steel DIN 1.4462 Socket weld Union in Libya | Duplex Steel UNS S31803 Threaded Union (Male x Female) |
| Duplex Steel UNS S31803 Forged Socket Full Coupling | Duplex Steel S31803 Threaded Bushing Dealer in Ghana |
| Duplex Steel S31803 Socket Branch Outlet in Tanzania | Duplex Steel UNS S31803 Threading Pipe Cap in Brazil |
| ASME SA 182 S31803 Socketweld Boss in Madagascar | Duplex Steel UNS S31803 Threaded Adapter in Ethiopia |
| ASTM A 182 Duplex Steel UNS S31803 Socket weld Tee | Duplex Steel UNS S31803 Threaded Branch Outlet |
| Duplex Steel UNS S31803 Socket Reducer Insert in Africa | Duplex Steel S31803 Threaded Pipe Nipple in Algeria |
| Duplex Steel UNS S31803 Socket Lateral Outlet in Peru | Duplex Steel S31803 Threaded Boss in Zambia |
| UNS S31803 A182 Forged Socket Nipple Branch Outlet | Duplex Steel S31803 Threaded Bull Plug in South Africa |
As your one-stop manufacturing partner, Sunrise Industries maintains a complete inventory of ready-to-sell raw materials alongside custom parts fabrication and full engineering services. From prototyping to production, we provide everything at a single location—serving all industrial sectors and transforming manufacturing value chains.
