- sales@rithavpipesandtubes.co.in
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Home > Stainless Steel > Stainless Steel 321/321H Heat Exchanger Tubing
Rithav Pipes and Tubes, Delhi, India, is a reliable manufacturer and supplier of high-quality Stainless Steel 321/321H Heat Exchanger Tubing. Famed for their outstanding corrosion resistance and exceptional high-temperature strength, these tubing products are engineered to satisfy the tough requirements of contemporary industrial processes. Perfect for application in heat exchanger systems, they provide unbeatable durability and thermal performance. With a focus on precise manufacturing, quality control, and customer satisfaction, Rithav offers dependable and effective piping solutions designed for precise operational requirements. Select Rithav for both product and service excellence.
Stainless Steel 321/321H Heat Exchanger Tubing consists mainly of iron and 18–20% chromium, 9–12% nickel, with titanium present in about five times the carbon content as stabilizer. Higher carbon content 321H grade provides greater strength at high temperatures. Tubes provide stable mechanical performance with tensile strength of up to 758 MPa and good oxidation resistance. The major advantages are resistance to intergranular corrosion, good weldability, and thermal stability, and they are ideal for high-heat and high-welding applications in industrial applications.
Range : 10 mm OD to 50.8 mm OD
Outer Diameter : 6.00 mm to 101.60 mm
Wall Thickness : 0.70 mm to 8.00 mm
Length : up to 20 m (65.62 ft) Length & Customed Required Length
Specifications : ASTM A 213, A 268, A 269, A 789, Equivalent to ASME, EN, JIS Etc.
| Element | SS 321 | SS 321H |
| C | 0.08 max | 0.04 – 0.10 |
| Mn | 2.0 max | 2.0 max |
| Si | 1.0 max | 1.0 max |
| P | 0.045 max | 0.045 max |
| S | 0.030 max | 0.030 max |
| Cr | 17.00 – 19.00 | 17.00 – 19.00 |
| N | 0.10 max | 0.10 max |
| Ni | 9.00 – 12.00 | 9.00 – 12.00 |
| Ti | 5(C+N) – 0.70 max | 4(C+N) – 0.70 max |
| Element | SS 321/321H |
| Density | 8.0 g/cm3 |
| Melting Point | 1457 °C (2650 °F) |
| Tensile Strength | Psi – 75000 , MPa – 515 |
| Yield Strength (0.2%Offset) | Psi – 30000 , MPa – 205 |
| Elongation | 35 % |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Choosing Stainless Steel 321/321H Heat Exchanger Tubing from Rithav Pipes and Tubes ensures high quality and reliability for your industrial applications. Our tubing is manufactured using premium-grade materials, adhering to strict industry standards, which guarantees durability and performance. We offer customized solutions to meet specific requirements, backed by exceptional customer service and technical support. With our extensive inventory and prompt delivery, you can count on us for timely project execution. Trust Rithav Pipes and Tubes for superior stainless steel products that enhance efficiency and longevity in heat exchange systems.
Rithav Pipes and Tubes, one of the largest suppliers of Stainless Steel 321/321H Heat Exchanger Tubing in Delhi, India, offers a comprehensive range of high-quality pipes and tubes suitable for various industrial applications. Their extensive inventory and commitment to exceptional service make them a go-to choice for stainless steel products in the region.
Yes, we offer custom sizes for Stainless Steel 321/321H Heat Exchanger Tubing to meet your specific requirements. Our team at Rithav Pipes and Tubes is committed to providing tailored solutions for all your Piping & tubing needs. For more details, contact us at sales@rithavpipesandtubes.co.in.
| STANDARD | WERKSTOFF NR. | UNS | JIS | EN |
| SS 321 | 1.4541 | S32100 | SUS 321 | X6CrNiTi18-10 |
| SS 321H | 1.4878 | S32109 | SUS 321H | X12CrNiTi18-9 |
Stainless Steel 321/321H Heat Exchanger Tubing is widely utilized in corrosive and high-temperature applications, especially in the oil and gas, petrochemical, and power industry. The usual applications are boilers, condensers, and heat exchangers where they serve under thermal stress reliably. The resistance to intergranular corrosion, sensitization, and oxidation of the alloy qualifies it for chemical processing and food processing equipment with a requirement for cleanliness and durability. Its performance and versatility in extreme operating conditions make it a choice of preference for aerospace, thermal fluid systems, and other mission-critical applications.
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