- sales@corazonpipes.com
- Manila, Philippines
Home > Stainless Steel > Stainless Steel 347/347H Seamless Tubing
Corazon Pipes and Tubes is a well-known manufacturer and supplier located in Manila, Philippines, specializing in high-quality Stainless Steel 347/347H Seamless Tubing. These tubes are crafted to perform exceptionally well in high-temperature and corrosive settings, making them perfect for tough industrial applications. With a commitment to precision manufacturing and rigorous quality control, Corazon Pipes and Tubes delivers tubing that boasts superior strength, durability, and reliability. Their Stainless Steel 347/347H Seamless Tubing adheres to international standards and is widely utilized in industries that demand outstanding resistance to intergranular corrosion and oxidation, even under extreme conditions.
The composition of Stainless Steel 347/347H Seamless Tubing primarily includes iron, chromium (17–20%), nickel (9–13%), and niobium, which helps stabilize the structure against carbide precipitation. The 347H variant features a higher carbon content, enhancing its creep strength and high-temperature resistance. These tubes provide a tensile strength of about 515 MPa and a yield strength of roughly 205 MPa, along with excellent ductility, toughness, and oxidation resistance. Their mechanical and chemical stability guarantees long-term reliability in high-stress, elevated-temperature environments.
Tube Range : 6.35 mm OD To 101.6 mm OD Guage: 25 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 | 347 | 347H |
| Ni | 09 – 13 | 09 – 13 |
| N | – | – |
| Cr | 17 – 20 | 17 – 19 |
| C | 0.08 max | 0.04 – 0.08 |
| Si | 1 max | 1 max |
| Mn | 2 max | 2 max |
| P | 0.045 max | 0.045 max |
| S | 0.030 max | 0.03 max |
| OTHER | Nb=10(C+N) – 1.0 | 8xC min – 1.00 max |
| Grade | 347 / 347H |
| 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 347/347H seamless tubing from Corazon Pipes and Tubes ensures you receive a product of exceptional quality and reliability. Our tubing is designed to withstand high temperatures and resist intergranular corrosion, making it ideal for demanding applications in the chemical, petrochemical, and aerospace industries. We adhere to strict quality control measures and offer comprehensive testing to ensure optimal performance. Our experienced team provides personalized solutions tailored to your specific requirements, guaranteeing customer satisfaction. Trust Corazon Pipes and Tubes for durable, high-performance seamless tubing that meets the highest industry standards.
Corazon Pipes and Tubes, one of the largest suppliers of Stainless Steel 347/347H Seamless Tubing in Manila, Philippines, 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 Seamless Tubing to meet your specific requirements. Our team at Corazon Pipes and Tubes is committed to providing tailored solutions for all your Piping & tubing needs. For more details, contact us at sales@corazonpipes.com.
| Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
| BS | En | No | Name | ||||
| 347 | S34700 | 347s31 | 58G | 1.4550 | X6CrNiNb18-10 | 2338 | SUS 347 |
You’ll find Stainless Steel 347/347H Seamless Tubing widely used across various industries, including chemical processing, oil and gas, power generation, and aerospace. They are particularly suited for heat exchangers, boiler tubes, furnace components, and superheaters that face high temperatures and corrosive conditions. Thanks to their remarkable resistance to intergranular corrosion, these tubes are ideal for applications that involve repeated heating and cooling cycles. Overall, Stainless Steel 347/347H Seamless Tubing delivers excellent performance, a long service life, and structural integrity in demanding operational environments.
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