At Mitchell Stainless in Hamilton, New Zealand, we supply high-quality stainless steel tubing engineered for strength, corrosion resistance, and industrial versatility. Our Stainless Steel 304I Tubing is an austenitic stainless steel specially designed for excellent durability and mechanical performance. Ideal for chemical, food processing, and general industrial applications, these tubes provide reliable, long-term performance in environments requiring resistance to oxidation and mild corrosion. Supported by Mitchell Stainless’ commitment to quality and local expertise, 304I tubing delivers dependable, corrosion-resistant, and structurally sound solutions for industrial, structural, and fabrication projects.
Stainless Steel 304I Tubing is manufactured from an austenitic stainless steel alloy containing chromium and nickel, with slight modifications for improved corrosion resistance in industrial applications. This composition provides excellent tensile strength, ductility, and toughness, allowing the tubing to withstand mechanical stress and fabrication processes. The alloy maintains dimensional stability, oxidation resistance, and non-magnetic properties in the annealed condition. Stainless Steel 304I offers reliable mechanical performance, making it suitable for industrial, chemical, and food-grade applications where corrosion resistance and durability are required.
| STANDARD | UNS | WERKSTOFF NR. | JIS | AFNOR | BS | GOST | EN |
| SS 304L | S30400 | 1.4301 | SUS 304 | Z7CN18‐09 | 304S31 | 08Х18Н10 | X5CrNi18-10 |
| SS | 304 |
|---|---|
| Ni | 8 – 11 |
| Fe | Balance |
| Cr | 18 – 20 |
| C | 0.08 max |
| Si | 0.75 max |
| Mn | 2 max |
| P | 0.040 max |
| S | 0.030 max |
| N | – |
| Grade | 304 |
| 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 |
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We ensures the highest standards for our stainless steel 304I tubing through rigorous testing and certification processes. Each product undergoes extensive quality testing, including dimensional accuracy, tensile strength and corrosion resistance testing. We offer all relevant certifications, including material testing certificates (MTC) and compliance with international standards.
Stainless Steel 304I Seamless Tubing offers superior strength and corrosion resistance, ideal for high-pressure applications. Available in sizes ranging from 1/8” to 24” in diameter, it is crafted without any welded seams, ensuring durability and leak-proof performance.
Stainless Steel 304I Welded Tubing provides excellent resistance to corrosion and is cost-effective for less demanding applications. Typically available in sizes from 1/8” to 48” in diameter, it features welded seams and is suitable for a wide range of industrial uses.
Stainless Steel 304I Heat Exchanger Tube is designed for optimal thermal transfer and corrosion resistance in various heat exchanger systems. These tubes are available in sizes from 1/4” to 2” in diameter and are perfect for applications requiring efficient heat conduction.
Stainless Steel 304I Instrumentation Tubing is precision-made for high-pressure, high-purity, and corrosive environments. Available in sizes from 1/16” to 2” in diameter, it is ideal for instrumentation and control systems.
Stainless Steel 304I Boiler Tubes are engineered to withstand high temperatures and pressures in boiler applications. Ranging in sizes from 1/2” to 5” in diameter, they offer excellent resistance to oxidation and scaling.
Stainless Steel 304I U-Tubes are bent into a U-shape, perfect for heat exchangers and boiler applications where space efficiency and corrosion resistance are crucial. Sizes typically range from 1/4” to 2” in diameter, providing reliable performance in compact systems.
Stainless Steel 304I Condenser Tube is designed for high-efficiency heat exchange and corrosion resistance in condenser applications. These tubes come in sizes from 1/4” to 2” in diameter and are essential for maintaining system efficiency.
Stainless Steel 304I Fin Tubes feature extended surfaces (fins) to enhance heat transfer and corrosion resistance. Available in various diameters and fin configurations, they are ideal for applications needing increased heat dissipation.
Stainless Steel 304I Tubing is commonly used in applications requiring corrosion resistance, mechanical strength, and long-term reliability. Typical uses include chemical processing equipment, food and beverage machinery, pharmaceutical piping systems, architectural features, and industrial fabrication projects. It is also suitable for structural components and piping systems exposed to moisture or mild corrosive agents. At Mitchell Stainless, we supply 304I tubing for projects that demand durable, corrosion-resistant, and reliable stainless steel tubing. Its combination of strength, ductility, and corrosion resistance makes it an ideal solution for industrial, commercial, and food-grade applications.
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