- sales@irispipes.com
- Alexandria, Egypt
Home > Stainless Steel > Stainless Steel 347 and 347H ERW Pipes
Iris Pipes and Tubes, located in Cairo, Egypt, has built a solid reputation as a reliable manufacturer and supplier of Stainless Steel 347 and 347H ERW Pipes. These pipes are celebrated for their impressive strength, outstanding resistance to corrosion, and durability, even in the toughest conditions. The company is committed to maintaining high quality by following international standards and employing cutting-edge production methods. Their ERW pipes find applications across various industries that demand resilience against high temperatures and chemical exposure. Iris Pipes and Tubes is well-known for providing dependable, cost-effective piping solutions that cater to a wide range of industrial and engineering needs.
The Stainless Steel 347 and 347H ERW Pipes are enhanced with niobium and feature chromium (17–19%) and nickel (9–13%), which give them exceptional resistance to intergranular corrosion. The inclusion of carbon in 347H boosts its creep strength and stability at high temperatures. These pipes showcase impressive tensile strength (around 515 MPa), yield strength (205 MPa), and an elongation of about 40%. They retain good toughness and mechanical integrity, even when exposed to elevated temperatures, making them perfect for applications that involve continuous heat and oxidizing environments.
Specifications : ASTM A312 / ASME SA312
Dimensions : ASTM, ASME and API
Size : 8″ NB to 24″ NB
Wall Thickness : 0.5 to 150mm Thick
Schedules : SCH 5S, 10S,10, 20, 40S, 40, STD, 60, 80S, 80, XS, 100, 120, 140, 160 & XXS
Length : Single Random, Double Random & Required Length
Form : Round, Square, Rectangular, Hydraulic Pipes
End : Plain end, Bevelled end
Type : Electric Resistance Welded
| Grade | C | Mn | Si | P | S | Cr | Cb | Ni | Fe |
| SS 347 | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 – 20.00 | 10xC – 1.10 | 9.00 – 13.00 | 62.74 min |
| SS 347H | 0.04 – 0.10 | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 – 19.00 | 8xC – 1.10 | 9.0 -13.0 | 63.72 min |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
|---|---|---|---|---|
| 7.9 g/cm3 | 1402 °C (2555 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 40 % |
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 347 and 347H ERW Pipes from Iris Pipes and Tubes 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 347 and 347H ERW 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.
| STANDARD | UNS | WERKSTOFF NR. | EN | JIS | GOST |
| SS 347 | S34700 | 1.4550 | X6CrNiNb18-10 | SUS 347 | 08Ch18N12B |
| SS 347H | S34709 | 1.4961 | X6CrNiNb18-12 | SUS 347H | – |
We offer custom sizes for Stainless Steel 347 and 347H ERW 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.
These Stainless Steel 347 and 347H ERW Pipes are extensively utilized in sectors that require high-temperature resistance and excellent corrosion performance. They are particularly suited for chemical processing, petroleum refining, heat exchangers, power generation, and exhaust systems. Additionally, these pipes are employed in food processing, pharmaceuticals, and marine settings due to their ability to resist oxidation and scaling. In the aerospace and automotive industries, they excel under high stress and thermal cycling conditions. Their strength and durability make them ideal for both pressure-bearing and structural applications in critical industrial environments.
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