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Home > Stainless Steel > Stainless Steel 347/347H Heat Exchanger Tubing
Irfan Pipes and Tubes, located in Istanbul, Turkey, stands out as a top manufacturer and supplier of Stainless Steel 347/347H Heat Exchanger Tubing. They provide high-quality tubing solutions designed for tough, high-temperature, and corrosive environments. Crafted from stabilized austenitic stainless steel, these tubes boast impressive resistance to intergranular corrosion and perform exceptionally well under thermal stress. You’ll find Stainless Steel 347/347H Heat Exchanger Tubing widely utilized in the chemical, petrochemical, power generation, and marine sectors, where durability, reliability, and longevity are essential. Irfan Pipes and Tubes is committed to ensuring that every product meets international standards, delivering consistent quality and optimal performance for demanding industrial applications.
The Stainless Steel 347/347H Heat Exchanger Tubing is made from chromium-nickel austenitic stainless steel, stabilized with columbium (niobium) to prevent carbide precipitation and intergranular corrosion after welding. The 347H grade features a higher carbon content, which boosts creep strength and high-temperature performance. These tubes are known for their excellent mechanical properties, including high tensile and yield strength, toughness, and resistance to oxidation at elevated temperatures. Their seamless construction guarantees uniformity, superior pressure-handling capacity, and leak-proof performance, making them perfect for heat exchanger applications and other critical industrial processes.
Range : 10 mm OD to 50.8 mm OD
Outer Diameter : 6.00 mm to 101.60 mm
Wall Thickness : 0.70 mm to 8.00 mm
Length : up to 20 m (65.62 ft) Length & Customed Required Length
Specifications : ASTM A 213, A 268, A 269, A 789, Equivalent to ASME, EN, JIS Etc.
| Element | SS 347 | SS 347H |
| C | 0.08 max | 0.04 – 0.10 |
| Mn | 2.0 max | 2.0 max |
| Si | 1.0 max | 1.0 max |
| P | 0.045 max | 0.045 max |
| S | 0.030 max | 0.030 max |
| Cr | 17.00 – 20.00 | 17.00 – 19.00 |
| N | 10xC – 1.10 | 8xC – 1.10 |
| Ni | 9.00 – 13.00 | 9.0 -13.0 |
| Ti | 62.74 min | 63.72 min |
| Element | SS 347 | SS 347H |
| Density | 8.0 g/cm3 | 8.0 g/cm3 |
| Melting Point | 1454 °C (2650 °F) | 1454 °C (2650 °F) |
| Tensile Strength | Psi – 75000 , MPa – 515 | Psi – 75000 , MPa – 515 |
| Yield Strength (0.2%Offset) | Psi – 30000 , MPa – 205 | Psi – 30000 , MPa – 205 |
| Elongation | 35 % | 35 % |
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 347/347H Heat Exchanger Tubing from Irfan Pipes and Tubes ensures you receive high-quality products tailored to meet your specific requirements. Our tubing offers exceptional corrosion resistance and durability, ideal for high-temperature applications. We prioritize stringent quality control measures, ensuring each product meets industry standards. Additionally, our expert team provides personalized support, timely delivery, and competitive pricing, making us a reliable partner in your projects. Trust Irfan Pipes and Tubes for your stainless steel needs and experience superior performance and service.
Irfan Pipes and Tubes, one of the largest suppliers of Stainless Steel 347/347H Heat Exchanger Tubing in Istanbul, Turkey, 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 347/347H Heat Exchanger Tubing to meet your specific requirements. Our team at Irfan Pipes and Tubes is committed to providing tailored solutions for all your Piping & tubing needs. For more details, contact us at sales@irfanpipes.com.
| STANDARD | WERKSTOFF NR. | UNS | JIS | GOST | EN |
| SS 347 | 1.4550 | S34700 | SUS 347 | 08Ch18N12B | X6CrNiNb18-10 |
| SS 347H | 1.4878 | S34709 | SUS 347H | – | X6CrNiNb18-12 |
Industries that demand long-term performance in high temperatures and corrosive conditions extensively use Stainless Steel 347/347H Heat Exchanger Tubing. In chemical and petrochemical plants, it’s employed in heat exchangers, condensers, and processing equipment that handle aggressive chemicals. Power generation facilities depend on it for boilers, superheaters, and turbine components. Marine and offshore applications utilize it for high-temperature piping and exhaust systems. Refineries and food processing plants also reap the benefits of its durability, weldability, and resistance to thermal degradation.
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