Duplex Steel UNS S31803 Forged Fittings Manufacturer and Supplier in Chennai, India
Located in Chennai, India, we take pride in being a reliable manufacturer and supplier of **Duplex Steel UNS S31803 Forged Fittings**. These fittings are celebrated for their remarkable strength, resistance to corrosion, and durability, even in the toughest environments. They’re specifically crafted to handle high pressure and aggressive media, making them perfect for demanding sectors such as **oil & gas, petrochemical, marine, pulp & paper, and chemical processing**. Adhering to **ASTM A182 F51** and **ASME B16.11** standards, our forged fittings guarantee leak-proof, high-integrity connections in critical piping systems.
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Duplex Steel UNS S31803 Forged Fittings Specification
| Size | : | 1/2″NB TO 4″NB IN |
| Standard | : | ASTM A182 / ASME SA182 |
| Dimensions | : | ANSI/ASME B16.11 & BS3799, etc. |
| Grade | : | UNS S31803, S32205, S2205, S32550, S32750, S32760. |
| Class | : | 2000LBS, 3000LBS, 6000LBS, 9000LBS, etc. |
What sets **Duplex Steel UNS S31803 Forged Fittings** apart is their unique dual-phase microstructure, which combines ferrite and austenite. This design not only enhances their mechanical strength but also boosts their resistance to stress corrosion cracking, pitting, and crevice corrosion. With a **minimum tensile strength of 620 MPa** and a **yield strength of 450 MPa**, they outperform standard austenitic stainless steels. Our product lineup features **socket weld and threaded elbows, tees, couplings, unions, bushings, and plugs**.
Duplex Steel UNS S31803 Forged Fittings Chemical Compostion
| UNS 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 |
Duplex Steel UNS S31803 Forged Fittings Mechanical Properties
| Grade | S31803 |
| Density (g/cm 3) | 7.805 |
| Density (lb/in 3) | 0.285 |
| Melting Point (°C) | 1420 – 1465 |
| Melting Point (°F) | 2588 – 2669; |
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Largest Duplex Steel UNS S31803 Forged Fittings Supplier in Chennai, India
Meet Fittings is a leading supplier of Duplex Steel UNS S31803 Forged Fittings in Chennai, India. We offer an extensive range of Duplex Steel UNS S31803 Forged Fittings, renowned for their excellent corrosion resistance and high strength, which makes them perfect for demanding industrial applications like chemical processing, marine environments, and high-temperature systems. With a commitment to quality and reliable delivery, we ensure our clients receive top-tier products tailored to meet the specific needs of various industries.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
If You Are Looking To Buy High Quality
Why Choose Duplex Steel UNS S31803 Forged Fittings from Meet Fittings?
Choose Duplex Steel UNS S31803 Forged Fittings from Meet Fittings for superior quality, exceptional corrosion resistance, and reliable performance in extreme conditions. We offer customized solutions backed by expert support and industry experience.
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Duplex Steel UNS S31803 Forged Fittings offer numerous advantages, including exceptional corrosion resistance, especially in chloride-rich environments, making them ideal for industries such as oil and gas, chemical processing, and marine. Their unique duplex structure provides high strength, excellent resistance to stress corrosion cracking, and superior fatigue resistance. These fittings also exhibit excellent weldability, ensuring easy installation and maintenance. With impressive toughness and the ability to withstand high-pressure and high-temperature conditions, Duplex Steel UNS S31803 Forged Fittings deliver long-lasting durability and reliable performance in critical applications.
Types of Duplex Steel UNS S31803 Forged Fittings
Are Custom Sizes Available for Duplex Steel UNS S31803 Forged Fittings?
Yes, custom sizes for Duplex Steel UNS S31803 Forged Fittings are available at Meet Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@meetfitings.co.in.
Duplex Steel UNS S31803 Forged Fittings Equivalent Grades
| STANDARD | UNS | |
| Duplex Steel Forged Fittings | S31803 / S32205 |
Duplex Steel UNS S31803 Forged Fittings Dimensions
| DN-NPT | MAJOR DIAMETER MM | TAPPING /DRILL SIZE MM | TPI | PITCH MM |
|---|---|---|---|---|
| 1/16″ | 7.895 | 6.00 | 27 | 0.941 |
| 1/8″ | 10.242 | 8.25 | 27 | 0.941 |
| 1/4″ | 13.616 | 10.70 | 18 | 1.411 |
| 3/8″ | 17.055 | 14.10 | 18 | 1.411 |
| 1/2″ | 21.223 | 17.40 | 14 | 1.814 |
| 3/4″ | 26.568 | 22.60 | 14 | 1.814 |
| 1″ | 33.228 | 28.50 | 11.5 | 2.209 |
| 1¼” | 41.985 | 37.00 | 11.5 | 2.209 |
| 1½” | 48.054 | 43.50 | 11.5 | 2.209 |
| 2″ | 60.092 | 55.00 | 11.5 | 2.209 |
| 2½” | 72.699 | 65.50 | 8 | 3.175 |
| 3″ | 88.608 | 81.50 | 8 | 3.175 |
| 3½” | 101.316 | 94.30 | 8 | 3.175 |
| 4″ | 113.973 | 107.00 | 8 | 3.175 |
| 5″ | 141.300 | 134.384 | 8 | 3.175 |
| 6″ | 168.275 | 161.191 | 8 | 3.175 |
| 8″ | 219.075 | 211.673 | 8 | 3.175 |
| 10″ | 273.050 | 265.311 | 8 | 3.175 |
| 12″ | 323.850 | 315.793 | 8 | 3.175 |
Duplex Steel UNS S31803 Forged Fittings Schedule Chart
| Description | Class Designation | ||
|---|---|---|---|
| 3000 | 6000 | 9000 | |
| Elbows 45 and 90 degrees, Tees, Crosses, Couplings, Half-Couplings, End or Pipe Caps | 1/2 – 4 | 1/2 – 2 | 1/2 – 2 |
| 1/2 – 4 | 1/2 – 2 | 1/2 – 2 | |
| 1/2 – 4 | 1/2 – 2 | 1/2 – 2 | |
| Pipe Size by Wall Thickness | SCH 80 / XS | SCH 160 | XXS |
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Application Industry of Duplex Steel UNS S31803 Forged Fittings
The **applications of UNS S31803 Forged Fittings** are extensive, covering **desalination plants, offshore platforms, heat exchangers, pressure vessels**, and other systems that face chlorides and harsh chemical conditions. Their impressive strength-to-weight ratio, excellent weldability, and resistance to fatigue and erosion make them a dependable choice for both low- and high-temperature services. Engineered for operational safety, Duplex S31803 forged fittings help minimize maintenance needs and extend service life in challenging industrial applications.
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