- sales@blundellpipes.co.nz
- Hamilton, New Zealand
Home > Stainless Steel > Stainless steel 304H Seamless Tubing
For over 30 years, Blundell Pipes and Tubes has been a trusted name in Hamilton, New Zealand, providing high-quality steel solutions directly from our local base. We take pride in our meticulous approach to supplying Stainless Steel 304H seamless tubing, a product built for demanding industrial challenges. Our commitment extends beyond just supply; we offer expert guidance to ensure you get the right material for your specific project, supporting New Zealand’s engineering and manufacturing sectors with reliable, locally-stocked products.
Stainless Steel 304H seamless tubing is distinguished by its carefully balanced composition. It is a high-carbon variation of the classic 304 stainless steel, which enhances its strength at elevated temperatures. This alloy is primarily composed of chromium and nickel, providing excellent resistance to oxidation and corrosion. The seamless manufacturing process creates a uniform, robust tube without a welded seam, making it inherently stronger and more reliable for high-pressure or high-temperature applications where integrity is absolutely critical.
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 Blundell 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 Blundell for reliable and efficient stainless steel 304H seamless tubing that exceeds your expectations.
Blundell Pipes and Tubes, one of the largest suppliers of Stainless Steel 304H Seamless Tubing in Hamilton, New Zealand, 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 Blundell Pipes and Tubes is committed to providing tailored solutions for all your Piping & tubing needs. For more details, contact us at sales@blundellpipes.co.nz.
| 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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