Stainless Steel 321 Pipes are a type of titanium-stabilized austenitic stainless steel, primarily made up of chromium (17–19%), nickel (9–12%), carbon, and trace elements such as manganese, silicon, and phosphorus. This specific composition boosts their resistance to intergranular corrosion and high-temperature oxidation. On the mechanical side, they provide impressive tensile strength, creep resistance, and good elongation, making them reliable under thermal stress. The inclusion of titanium enhances stabilization against carbide precipitation, giving them an edge over grade 304 in terms of strength. Their well-balanced mechanical properties and composition make these pipes perfect for applications that require extended exposure to high temperatures.
| Standard | ASTM A312, A358 / ASME SA312, SA358 |
| Outside Diameter | 6.00 mm OD up to 914.4 mm OD, Sizes up to 24″ NB available Ex-stock, OD Size Steel Tubes available Ex-stock |
| Thickness | 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
| Type | Seamless / ERW / Welded / Fabricated Pipes |
| Form | Round, Square, Rectangular, Oval, Hydraulic Etc |
| Length | Single Random, Double Random & Required Length |
| End | Plain End, Beveled End, Treaded |
| Outside Finish | 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Pipes, Finish as per customer Requirements |
| Grade | C | N | Ni | Si | P | S | Mn | Cr | TI | |
|---|---|---|---|---|---|---|---|---|---|---|
| SS 321 | Min | – | – | 9.00 | – | – | – | – | 17.0 | 5(C+N) |
| max | 0.08 | 0.10 | 12.00 | 1.00 | 0.045 | 0.030 | 2.00 | 19.0 | 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 % |
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At Lecong Stainless, we are proud to be the largest supplier, manufacturer, and exporter of Stainless Steel 321 Pipes in Da Nang, Vietnam. Our cutting-edge solutions cater to all your piping needs. With state-of-the-art production facilities strategically located in the Vietnam, we maintain a vast inventory of over 16,000 tons of premium-quality materials, ensuring we have the stock readily available to meet your demands.
Corrosion resistant to high-temperature oxidation. Available in various sizes, typically from 1″ to 6″, with wall thicknesses ranging from 1.5mm to 5mm. It is ideal for structural and architectural applications requiring a polished, aesthetic appearance.
Highly resistant to intergranular corrosion and oxidation. Sizes range from 1/8″ to 24″ in diameter, with wall thicknesses from 1mm to 12mm. Suitable for high-temperature service and applications requiring high pressure.
Excellent resistance to oxidation and corrosion. Commonly produced in sizes from 1″ to 24″ in diameter, with wall thicknesses from 2mm to 10mm and used in construction and pipelines for moderate pressure and temperature conditions.
Corrosion resistant with enhanced strength for large diameter applications. Typically available in sizes from 12″ to 60″ diameter with wall thicknesses up to 20mm. It is ideal for high-pressure and high-temperature applications in the oil and gas industry.
Offers superior resistance to high-temperature oxidation and corrosion. Standard sizes range from 1/8″ to 12″ in diameter, with wall thicknesses from 1mm to 10mm. They are commonly used in various industrial and structural applications.
Corrosion resistance with good high-temperature stability. Available in sizes from 1″ to 24″ in diameter, with wall thicknesses ranging from 1.5mm to 12mm. Suitable for a variety of applications, including chemical and petrochemical industries.
Lecong Stainless is a leading supplier, and stockist of high-quality Stainless Steel 317 Pipes in Da Nang, Vietnam. Our products are widely used in various applications, and we are committed to delivering excellent service, resulting in high customer satisfaction. Our unique finishing techniques further distinguish us in the stainless steel industry. We are dedicated to consistently providing superior products and effectively meeting our customer’s needs.
Stainless Steel 321 Pipes produced in Dubai, UAE, find extensive use in industries that require exceptional performance in extreme conditions. They are particularly suited for chemical processing, petroleum refining, and power generation, where resistance to high temperatures is essential. Moreover, they are commonly found in exhaust manifolds, heat exchangers, pressure vessels, and components for jet engines, thanks to their durability and corrosion resistance. The construction, marine, and pharmaceutical industries also rely on these pipes for their dependability and long service life. Their versatility and ability to endure tough environments truly make them a valuable choice.
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