Kanak Fittings is a well-respected manufacturer and supplier of Stainless Steel 321 Pipe Fittings based in Dubai, UAE. We specialize in providing high-quality, heat-resistant piping solutions that are perfect for demanding industrial settings. Our product lineup features elbows, tees, reducers, caps, and stub ends, all crafted to meet international standards and designed for outstanding performance in high-temperature and corrosive environments. Stainless Steel 321, which is stabilized with titanium, is particularly well-suited for applications that require prolonged exposure to elevated temperatures. We cater to various industries, including oil & gas, petrochemical, power generation, and aerospace throughout the UAE, delivering reliable and durable pipe fittings tailored to meet critical process needs.
| 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 commonly utilized in industries that require high resistance to both heat and corrosion. Typical applications include exhaust systems, heat exchangers, furnace components, chemical processing lines, and refineries. They are also a great fit for the aerospace and thermal processing sectors due to their exceptional performance under cyclic heating and cooling. These fittings offer excellent weldability and formability, making them perfect for complex piping systems. Their ability to resist oxidation and intergranular corrosion ensures long-lasting reliability and safety in critical applications that involve thermal stress and corrosive materials.
| 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 % |
Kanak Fittings one of the largest suppliers of Stainless Steel 321 Pipe Fittings in Dubai, UAE. 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 UAE.
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 Kanak 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@kanakfittings.ae.
| 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 commonly utilized in industries that require high resistance to both heat and corrosion. Typical applications include exhaust systems, heat exchangers, furnace components, chemical processing lines, and refineries. They are also a great fit for the aerospace and thermal processing sectors due to their exceptional performance under cyclic heating and cooling. These fittings offer excellent weldability and formability, making them perfect for complex piping systems. Their ability to resist oxidation and intergranular corrosion ensures long-lasting reliability and safety in critical applications that involve thermal stress and corrosive materials.
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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