Andre Stainless is a reputable manufacturer and supplier of **Stainless Steel 309H Tubing** based in Pulau Ujong, Singapore. They focus on providing high-temperature and corrosion-resistant tubing solutions that are crucial for various industrial applications. The Stainless Steel 309H is a high-carbon variant of SS 309, specifically designed to offer improved strength and creep resistance when exposed to elevated temperatures. Andre Stainless ensures that their 309H tubing meets international standards, which guarantees consistent quality, precise dimensions, and long-lasting durability. They cater to industries like petrochemical, thermal processing, furnace construction, and power generation, offering both seamless and welded tubing in custom sizes and specifications.
The Stainless Steel 309H Tubing produced by Andre Stainless typically contains 22–24% Chromium, 12–15% Nickel, and a higher carbon content (0.04–0.10%) to enhance its strength at high temperatures. These tubes boast impressive mechanical properties, with a tensile strength of around 550 MPa and a yield strength of 205 MPa, along with strong resistance to thermal fatigue and oxidation. This alloy performs exceptionally well in continuous service at temperatures reaching up to 1000°C, resisting scaling and deformation even under prolonged heat exposure.
Tube Specifications: ASTM A213, A269, A249, A511, A554 / ASME SA213, SA269, SA249, SA511, SA554
Dimensions: ANSI B36.19, ANSI B36.10
Pipe 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
Tube Outside Diameter: 1/8″ OD TO 2″OD 3MM OD TO 38 MM OD
Thickness Range: 1MM TO 3 MM 0.028 TO 0.156 IN, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS
Type: Seamless / ERW / Welded / Capillary Tubes
Form: Round Tube, Square Tube, Rectangular Tube
Length: Single Random, Double Random & Required Length
End: Plain End, Beveled End, Treaded
End Protection: Plastic Caps
Finish: Annealed and Pickled, Polished, Bright Annealed, Cold Drawn
External Coating: 3LPE / 3LPP/ FBE/ DFBE/ PP
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
Contact us to get a quick quote for your requirement.
We offers thorough testing and certification of stainless steel 309H tubing, ensuring high performance and reliability. Our products undergo rigorous testing, including mechanical, chemical and theoretical analysis. Each batch is certified by relevant test reports, meets industry standards and customer specifications for durability, strength and corrosion resistance.
Available in sizes ranging from 1/8″ to 12″ in outer diameter, these tubes are highly corrosion-resistant. Seamless construction ensures strength and durability under high temperatures and pressures.
These tubes, with outer diameters from 1/8″ to 24″, offer excellent corrosion resistance. Welded for precise applications, they are suitable for a variety of industrial uses
Typically sized between 1/8″ and 2″ in outer diameter, this tubing is corrosion-resistant and designed to withstand high temperatures. Ideal for efficient heat transfer in industrial systems.
Available in sizes from 1/16″ to 2″ in outer diameter, it boasts high corrosion resistance. Perfect for critical instrumentation applications requiring precision and reliability.
Ranging from 1/2″ to 5″ in outer diameter, these corrosion-resistant tubes can endure extreme temperatures. Essential for maintaining efficiency in boiler operations.
These tubes come in various sizes, typically up to 2″ in outer diameter, and offer excellent corrosion resistance. They are used in heat exchangers and condensers for efficient thermal management.
With sizes usually between 1/4″ and 2″ in outer diameter, this corrosion-resistant tubing is designed for condensing steam or other fluids. It ensures efficient thermal exchange in condensers.
Available in sizes from 1/2″ to 2″ in outer diameter, these corrosion-resistant tubes feature fins for enhanced heat transfer. Used in heat exchangers to improve efficiency and performance.
You’ll find that Stainless Steel 309H Tubing from Andre Stainless is commonly used in heat exchangers, boilers, refinery furnaces, superheaters, and thermal oxidizers. Its remarkable strength at high temperatures, paired with excellent corrosion and oxidation resistance, makes it perfect for transporting hot gases, steam, or corrosive fluids. Additionally, this tubing is well-suited for welded assemblies where high-temperature performance and structural integrity are critical. Available in a range of outer diameters, wall thicknesses, and lengths, 309H tubing is customized to meet the demanding performance needs of high-heat industrial systems.
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