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Home > Stainless Steel > Stainless steel 304H Seamless Tubing
From the heart of Naypyidaw, Tun Pipes has built a reputation as a trusted partner in industrial supply, and our Stainless Steel 304H seamless tubing is a prime example of our commitment. We understand that demanding environments require materials you can count on, which is why we provide tubing that stands up to intense heat and pressure. It’s more than just a product; it’s a reliable component that helps keep your critical operations running smoothly and efficiently, backed by our local expertise and dedication to quality.
The strength of this tubing starts with its composition, which is an austenitic chromium-nickel steel fortified with a higher carbon content. This specific chemistry is the key to its enhanced high-temperature performance, offering superior creep resistance. This means the material is engineered to resist deforming under prolonged stress and intense heat, making it a robust choice for situations where other grades might begin to falter, ensuring long-term structural integrity.
Tube Range : 6.35 mm OD – 101.6 mm OD, Guage: 20 SWG – 10 SWG
Outer Diameter : 3.00 mm – 219.10 mm
Wall Thickness : 0.40 mm – 12.70 mm
Schedules : 5, 10S, 10, 30, 40S, 40, 80, 80S, XS, 160, XXH
Length : Upto 30 meters, Custom Cut Lengths
Specifications : ASTM A213 / ASTM SA213
Types : Round, Square, Rectangle, Coil, “U” Shape, Hydraulic & Honed Tubes
| SS | 304H |
|---|---|
| Ni | 8 – 11 |
| Fe | Balance |
| Cr | 18 – 20 |
| C | 0.04 – 0.10 |
| Si | 0.75 max |
| Mn | 2 max |
| P | 0.045 max |
| S | 0.030 max |
| N | – |
| Grade | 304H |
| Tensile Strength (MPa) min | 515 |
| Yield Strength 0.2% Proof (MPa) min | 205 |
| Elongation (% in 50mm) min | 40 |
| Hardness | |
| Rockwell B (HR B) max | 92 |
| Brinell (HB) max | 201 |
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 304H Seamless Tubing from Tun Pipes and Tubes ensures you receive top-quality products designed for high performance and durability. Our tubing is manufactured with precision using high-grade materials, offering excellent strength and corrosion resistance, ideal for demanding applications in industries like oil and gas, chemical processing, and power generation. We prioritize customer satisfaction by providing tailored solutions to meet specific requirements. With our extensive industry experience and commitment to quality, you can trust Tun for reliable and efficient stainless steel 304H seamless tubing that exceeds your expectations.
Tun Pipes and Tubes, one of the largest suppliers of Stainless Steel 304H Seamless Tubing in Naypyidaw, Myanmar, 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 304H Seamless Tubing to meet your specific requirements. Our team at Tun Pipes and Tubes is committed to providing tailored solutions for all your Piping & tubing needs. For more details, contact us at sales@tunpipes.com.
| Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
| BS | En | No | Name | ||||
| 304H | S30409 | 304S51 | – | 1.4948 | X2CrNi19-11 | – | – |
You’ll find Stainless Steel 304H Seamless Tubing widely utilized in instrumentation and control systems, process piping, hydraulic and pneumatic systems, and high-temperature applications like boilers, heat exchangers, and superheaters. It’s also commonly used in petrochemical plants, oil and gas refineries, power generation, pharmaceutical industries, and marine settings where precision, strength, and corrosion resistance are vital. Plus, it’s suitable for food and beverage processing, water treatment, and other industrial applications that demand long-lasting durability and high-temperature performance. Its unique blend of strength, corrosion resistance, and seamless construction makes Stainless Steel 304H Seamless Tubing an excellent choice for a variety of demanding environments.
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