Braxton Fittings is a leading manufacturer and supplier of premium stainless steel 321 pipe fittings in Midland, UK. Specializing in high-performance, corrosion-resistant fittings, we provide reliable solutions for a wide range of industrial applications. Our stainless steel 321 fittings are engineered for exceptional durability and oxidation resistance, making them ideal for high temperatures and chemical environments. With a commitment to quality materials, we ensure that every fitting meets industry standards, ensuring efficiency and reliability for our customers.
| Specifications | ASTM A403 / ASME SA403 |
| Dimensions | ASME/ANSI B16.9, ASME B16.28, MSS-SP-43 |
| Size Range | 15 NB UP TO 1200 NB ; 1/8″ NB TO 48″ NB |
| Schedule | SCH 5S , 10S ,10, 20 , 40S , 40 , STD , 60 , 80S , 80 , XS , 100 , 120 , 140 , 160 & XXS. |
| Type | Seamless & 100% X-Ray Welded, Fabricated |
Stainless steel 321 pipe fittings are made of austenitic stainless steel containing chromium (17-19%) and nickel (9-12%), with up to titanium (0.7%) added to provide corrosion resistance during welding This alloy is resistant to high temperature, oxidation, It also provides excellent corrosion resistance, especially in areas where sulfuric and nitric acids. It has excellent mechanical properties, such as high tensile strength, durability and durability. These materials are commonly used in applications including heat exchangers, pressure vessels and chemical systems, where thermal resistance and structural integrity are important.
| Grade | C | Mn | Si | P | S | Cr | N | Ni | Ti |
| SS 321 | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 – 19.00 | 0.10 max | 9.00 – 12.00 | 5(C+N) – 0.70 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1457 °C (2650 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
Braxton Fittings one of the largest suppliers of Stainless Steel 321 Pipe Fittings in Midland, UK. We specialize in providing a wide range of high-quality, durable fittings for various industrial applications. Our inventory includes elbows, tees, reducers, couplings, and other essential fittings designed to offer exceptional corrosion resistance and strength. Stainless Steel 321 is known for its cost-effectiveness and excellent mechanical properties, making it ideal for industries such as construction, chemical processing, and food processing. With a commitment to customer satisfaction, timely delivery, and competitive pricing, we are the trusted choice for Stainless Steel 321 Pipe Fittings in the UK.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Stainless Steel 321 Pipe Fittings from Braxton Fittings offer exceptional corrosion resistance, especially in seawater and harsh environments. They are known for their high strength, durability, and resistance to pitting and crevice corrosion, ensuring long-lasting performance. We provide precise manufacturing, quality control, and reliable service for diverse industrial applications.
| STANDARD | WERKSTOFF NR. | UNS | JIS | EN |
| SS 321 | 1.4541 | S32100 | SUS 321 | X6CrNiTi18-10 |
| Grade | Specific Heat 0-100°C (J/kg.K) | Mean Co-eff of Thermal Expansion (µm/m/°C) | Elastic Modulus (GPa) | Thermal Conductivity (W/m.K) | Density (kg/m3) | Elec Resistivity (nΩ.m) | |||
| 0-315°C | 0-100°C | 0-538°C | At 500°C | At 100°C | |||||
| Stainless Steel 321 | 500 | 17.2 | 16.6 | 18.6 | 193 | 22.2 | 16.1 | 8027 | 720 |
Stainless steel 321 pipe fittings offer many advantages, including excellent resistance to high temperature oxidation and corrosion, making them ideal for use in hot environments and chemically reactive Titanium inclusions prevents carbide precipitation, enhances weldability and maintains high thermal properties. These fittings provide superior mechanical properties such as high tensile strength, rigidity and durability. They are highly resistant to intergranular corrosion, making them suitable for pressure molds, heat exchangers, and chemical applications Overall, stainless steel 321 ensures durability and mechanical reliability in the circumstances.
Yes, custom sizes are available for Stainless Steel 321 Pipe Fittings to meet specific requirements. We offer tailored solutions to ensure precise fit and performance for various applications. For more information, please contact us at sales@braxtonfittings.co.uk.
| Nominal Pipe Size | Inch | 3/4 | 1 1/4 | 2 | 3 | 4 | 6 | 10 | 12 | |
|---|---|---|---|---|---|---|---|---|---|---|
| OD. | Inch | 1.05 | 1.66 | 2.375 | 3.5 | 4.5 | 6.625 | 10.75 | 12.75 | |
| Millimeter | 26.7 | 42.2 | 60.3 | 88.9 | 114.3 | 168.3 | 273.1 | 323.9 | ||
| Straight Crosses | Center to End | Inch | 1 7/8 | 2 1/2 | 3 3/8 | 4 1/8 | 5 5/8 | 8 1/2 | 10 | |
| Caps | L. | Inch | 1 | 1 1/2 | 1 1/2 | 2 | 2 1/2 | 3 1/2 | 5 | 6 |
| Stub Ends | Long L. | Inch | 3 | 4 | 6 | 6 | 6 | 8 | 10 | 10 |
| Lap Diameter | Inch | 1 11/16 | 2 1/2 | 3 5/8 | 5 | 6 3/16 | 8 1/2 | 12 3/4 | 15 | |
| Short L. | Inch | 2 | 2 | 2 1/2 | 2 1/2 | 3 | 3 1/2 | 5 | 6 | |
| Straight Tees | Center to End | Inch | 1 1/8 | 1 7/8 | 2 1/2 | 3 3/8 | 4 1/8 | 5 5/8 | 8 1/2 | 10 |
| Nominal Pipe Size | Outside Diameter | 90° Elbows | 45° Elbows | 180° Returns | ||||
|---|---|---|---|---|---|---|---|---|
(inches) | Long Radius | Short Radius | Long Radius | Long Radius | ||||
(mm) | (inches) | Center to Face (inches) | Center to Face (inches) | Center to Face (inches) | Radius (inches) | Center to Center (inches) | Back to face (inches) | |
1/2 | 21.3 | 0.840 | 1 1/2 | – | 5/8 | 2 | 1 7/8 | |
3/4 | 26.7 | 1.050 | 1 1/8 | – | 7/16 | 2 1/4 | 1 11/16 | |
1 | 33.4 | 1.315 | 1 1/2 | 1 | 7/8 | 3 | 2 3/16 | |
1 1/4 | 42.2 | 1.660 | 1 7/8 | 1 1/4 | 1 | 3 3/4 | 2 3/4 | |
1 1/2 | 48.3 | 1.900 | 2 1/4 | 1 1/2 | 1 1/8 | 3 | 4 1/2 | 3 1/4 |
2 | 60.3 | 2.375 | 3 | 2 | 1 3/8 | 4 | 6 | 4 3/16 |
2 1/2 | 73.0 | 2.875 | 3 3/4 | 2 1/2 | 1 3/4 | 5 | 7 1/2 | 5 3/16 |
3 | 88.9 | 3.500 | 4 1/2 | 3 | 2 | 6 | 9 | 6 1/4 |
3 1/2 | 101.6 | 4.000 | 5 1/4 | 3 1/2 | 2 1/4 | 7 | 10 1/2 | 7 1/4 |
4 | 114.3 | 4.500 | 6 | 4 | 2 1/2 | 8 | 12 | 8 1/4 |
5 | 141.3 | 5.563 | 7 1/2 | 5 | 3 1/8 | 10 | 15 | 10 5/16 |
6 | 168.3 | 6.625 | 9 | 6 | 3 3/4 | 12 | 18 | 12 5/16 |
8 | 219.1 | 8.625 | 12 | 8 | 5 | 12 | 24 | 16 5/16 |
10 | 273.1 | 10.750 | 15 | 10 | 6 1/4 | 15 | 30 | 20 3/8 |
12 | 323.9 | 12.750 | 18 | 12 | 7 1/2 | 18 | 36 | 24 3/8 |
Stainless steel 321 pipe fittings are generally used in hot, humid environments. These materials are ideal for applications in industries such as aerospace, chemical processing, petrochemicals, and power generation. They are particularly effective in heat exchangers, boilers, air filters and reactors due to their excellent resistance to oxidation and corrosion The Titanium content of SS 321 helps prevent sensitivity and ensure stability in temperature in a higher order. Moreover, it is used in the food and pharmaceutical industries, making it reliable in non-reactive cleaning.
Get in touch with one of our Technical Sales Representatives to request a quote or get answers to any questions you may have.
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