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Home > Stainless Steel > Stainless Steel 304H Welded Pipes
Iris Pipes and Tubes, based in Cairo, Egypt, stands out as a leading manufacturer and supplier of Stainless Steel 304H Welded Pipes. These pipes are designed to excel in high-temperature environments, offering impressive corrosion resistance and structural integrity. Crafted from top-quality stainless steel and utilizing advanced welding techniques, they ensure precise dimensions and remarkable durability for both industrial and commercial uses. Stainless Steel 304H Welded Pipes are particularly well-suited for settings where high temperatures, pressure, and corrosive substances are a concern. With a commitment to strength, longevity, and consistent quality, Iris Pipes and Tubes has become a trusted partner for projects in the chemical, power generation, oil and gas, and engineering sectors.
The composition of Stainless Steel 304H Welded Pipes includes 18–20% chromium, 8–10.5% nickel, 0.04–0.10% carbon, along with trace amounts of manganese, silicon, and iron. The elevated carbon content boosts high-temperature strength while ensuring excellent resistance to corrosion. In terms of mechanical properties, these pipes boast a tensile strength ranging from 515 to 750 MPa, a yield strength of 205 to 215 MPa, and an elongation of 40 to 50%. This makes them ideal for welded, structural, and heat-resistant applications where maintaining mechanical integrity at high temperatures is crucial.
Specifications : ASTM A312 / ASME SA312
Outside Diameter : 6.00 mm OD up to 914.4 mm OD, Sizes up to 24″ NB available Ex-stock, OD Size available Ex-stock
Thickness : 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS
Size : 1/2″ NB – 24″ NB
Type : Welded
Form: Round Pipes, Square Pipes, Rectangular Pipes.
Length : Single Random, Double Random & Required Length
End : Plain End, Beveled End, Treaded
| Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
| BS | En | No | Name | ||||
| 304H | S30409 | 304S51 | – | 1.4948 | X6CrNi18-11 | – | – |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 304H | min. | 0.04 | – | – | – | – | 18.0 | – | 8.0 | – |
| max. | 0.10 | 2.0 | 0.75 | 0.045 | 0.030 | 20.0 | 10.5 | |||
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 304H | 515 | 205 | 40 | 92 | 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 Welded Pipes guarantees excellent corrosion resistance, high strength, and durability. Designed for diverse industrial applications, it delivers reliable performance in tough environments while maintaining competitive pricing for cost-effective solutions.
Iris Pipes and Tubes, a leading manufacturer and supplier of Stainless Steel 304H Welded Pipes in Alexandria, Egypt, offers a comprehensive range of high-quality pipes and tubing suitable for various industrial applications. Our extensive inventory and commitment to exceptional service make us a trusted choice for regional products.
| NB Sizes | Sch 5 | Sch 10 | Sch 40 | Sch 80 | Sch 160 |
| 1/8″ | ✓ | ✓ | ✓ | ✓ | |
| 1/4″ | ✓ | ✓ | ✓ | ✓ | |
| 3/8″ | ✓ | ✓ | ✓ | ✓ | |
| 1/2″ | ✓ | ✓ | ✓ | ✓ | ✓ |
| 3/4″ | ✓ | ✓ | ✓ | ✓ | ✓ |
| 1″ | ✓ | ✓ | ✓ | ✓ | ✓ |
| 1 1/4″ | ✓ | ✓ | ✓ | ✓ | ✓ |
| 1 1/2″ | ✓ | ✓ | ✓ | ✓ | ✓ |
| 2″ | ✓ | ✓ | ✓ | ✓ | ✓ |
| 2 1/2″ | ✓ | ✓ | ✓ | ✓ | ✓ |
| 3″ | ✓ | ✓ | ✓ | ✓ | ✓ |
| 4″ | ✓ | ✓ | ✓ | ✓ | ✓ |
| 5″ | ✓ | ✓ | ✓ | ✓ | |
| 6″ | ✓ | ✓ | ✓ | ✓ |
| Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (m/m/0C) | Thermal Conductivity (W/m.K) | Specific Heat 0-1000C (J/kg.K) | Electrical Resistivity (n.m) | |||
| 0-1000C | 0-3150C | 0-5380C | at 1000C | at 5000C | |||||
| 304H | 8000 | 193 | 17.2 | 17.8 | 18.4 | 16.2 | 21.5 | 500 | 720 |
We offer custom sizes for Stainless Steel 304H Welded Pipes to meet your specific needs. Our dedicated team at Iris Pipes and Tubes provides tailored solutions for all your piping and tubing requirements. For more information, contact us at sales@irispipes.com.
Stainless Steel 304H Welded Pipes find extensive use in chemical processing, petrochemical industries, power plants, oil and gas sectors, and high-temperature industrial systems. They are perfect for piping systems, boilers, heat exchangers, pressure vessels, and structural frameworks that demand both corrosion resistance and exceptional mechanical strength under elevated temperatures. Their durability, reliability, and long service life make them an excellent choice for challenging industrial and commercial applications.
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