Home > Pipe Fittings > Stainless Steel 317L Pipe Fittings
Weston Stainless, based in Midland, UK, is a trusted supplier of premium stainless steel products, serving industries like oil & gas, petrochemicals, and construction with high-quality, corrosion-resistant materials. Among its offerings, Stainless Steel 317L Pipe Fittings stand out for their exceptional durability and resistance to acidic environments. Made from low-carbon, molybdenum-bearing austenitic stainless steel, these fittings ensure superior weldability and strength. Available in various shapes such as elbows, tees, reducers, and couplings, they provide reliable solutions for demanding piping systems, making them ideal for industries requiring long-lasting and high-performance components.
Stainless Steel 317L Pipe Fittings are composed of iron, chromium (18-20%), nickel (11-15%), molybdenum (3-4%), and low carbon content, enhancing corrosion resistance and weldability. These fittings exhibit excellent mechanical properties, with a tensile strength of approximately 620 MPa, yield strength of 275 MPa, and elongation of 35%. Their physical properties include a density of 7.9 g/cm³, a melting point of 1370-1400°C, and good thermal conductivity. The combination of strength, durability, and resistance to oxidation makes 317L fittings ideal for harsh industrial and chemical environments.
| Grades | 201, 202, 304, 304L, 304H, 309S, 309H, 310S, 310H, 316, 316TI, 316H, 316L, 316LN, 317, 317L, 321, 321H, 347, 347H, 904L |
| Type | Seamless / Welded / Fabricated |
| Bending Radius | R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom |
| Size | ½”NB to 48″NB in |
| Schedule | Sch 10s, 40s, 80s, 160s, XXS. |
| Dimensions | ANSI/ASME B16.9, B16.28, MSS-SP-43. |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
| SS 317L | 0.10 max | 2.0 max | 0.75 max | 0.045 max | 0.03 max | 18 – 20 | – | 8 – 10.5 | – |
| Density | 8.0 g/cm3 |
| Melting Point | 1400 °C (2550 °F) |
| Tensile Strength | Psi – 75000 , MPa – 515 |
| Yield Strength (0.2%Offset) | Psi – 30000 , MPa – 205 |
| Elongation | 35 % |
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Stainless Steel 317L Pipe Fittings are widely used in industries requiring high corrosion resistance and durability. They are essential in chemical processing, petrochemical, and pharmaceutical industries due to their resistance to acidic and corrosive environments. These fittings are also used in power plants, pulp and paper industries, and marine applications where strength and oxidation resistance are critical. Additionally, they play a key role in food processing, heat exchangers, and wastewater treatment plants. Their excellent weldability and mechanical properties make them ideal for high-temperature and high-pressure piping systems.
Stainless Steel 317L pipe fittings are high-performance components offering exceptional corrosion resistance and strength, particularly against chlorides and acids. Ideal for harsh environments, they provide durability in industrial applications.
SS 317L Butt Weld pipe fittings are durable components used to join pipes through welding. Made from stainless steel 317L, they offer superior corrosion resistance and strength in aggressive environments.
SS 317L Socket Weld pipe fittings connect pipes via a socket weld. Made from stainless steel 317L, they provide excellent corrosion resistance and strength, ideal for high-temperature and harsh chemical environments.
Stainless Steel 317 seamless fittings are high-quality components without welds, offering excellent corrosion resistance and strength. They are ideal for high-temperature and corrosive environments, providing durability and reliability.
SS 317L cross pipe fittings connect four pipes at a junction. Made from stainless steel 317L, they offer exceptional corrosion resistance and strength, suitable for harsh environments and high-temperature applications.
Stainless Steel 317L tee fittings create a T-junction by connecting three pipes. Made from stainless steel 317L, they provide superior corrosion resistance and strength, ideal for harsh and high-temperature environments.
Stainless Steel 317L Pipe Fittings come with test certificates such as Mill Test Certificates (MTC), third-party inspection reports, and compliance certificates like EN 10204 3.1/3.2 to ensure quality and authenticity. These fittings are securely packaged in wooden boxes, cartons, or bubble-wrapped bundles to prevent damage during transit. Proper labeling with specifications and heat numbers ensures traceability. Delivery is prompt, catering to global supply demands, with options for air, sea, or road transport, ensuring safe and timely arrival at the customer’s location.
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