Home > Stainless Steel > Stainless Steel 309H Pipes
For manufacturers and industrial operations in Kinshasa and across the Congo, finding a reliable local source for specialized alloys can be a significant challenge. That’s where Wissa Pipes steps in. As a trusted manufacturer and supplier right here in Kinshasa, we bridge that gap by providing immediate access to high-performance materials like our Stainless Steel 309H pipes. We understand the demanding conditions you face, and we’re committed to delivering products that ensure your projects are built to last, backed by local expertise and reliable service.
The strength of 309H pipes lies in their carefully balanced composition, which is rich in chromium and nickel for outstanding resistance to oxidation and corrosion. This grade is further enhanced with a higher carbon content, allowing it to maintain exceptional strength and durability even when exposed to the intense, sustained heat of high-temperature environments. This combination of chemical resilience and robust mechanical integrity makes it a reliable choice for the most challenging industrial settings.
| Specifications | ASTM A/ASME SA213/A249/A269/A312/A358 CL. I to V ASTM A789/A790 |
| Dimensions | ASTM, ASME and API |
| Schedule | SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
| Wall Thickness | Sch 5s, 10s, 40s, 80s, 160, XXS |
| Size – Seamless 309H Pipes | 1/8″NB TO 30″NB IN |
| ERW 309H Pipes | 1/2″ NB – 24″ NB |
| EFW 309 Pipes | 6″ NB – 100″ NB |
| Form | Round, Square, Rectangular, Oval, Hydraulic Etc |
| Types | Seamless, ERW, Welded, Fabricated, LSAW Pipes |
| End | Plain End, Beveled End, Treaded |
| Length | Single Random, Double Random & Cut Length. |
| Grade | C | Mn | Si | P | S | Cr | Ni | Fe | |
| 309H | min. | 0.04 | – | – | – | – | 22.0 | 12.0 | 58.0 63.0 |
| max. | 0.10 | 2.0 | 0.75 | 0.045 | 0.03 | 24.0 | 15.0 | ||
| 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 | ||||
| 309H | 515 | 205 | 40 | 95 | 217 |
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 309H Pipes from Wissa Pipes and Tubes offers superior thermal stability, corrosion resistance and excellent weldability. The company’s expertise assures accuracy and quality control. They offer on-time delivery, competitive pricing and exceptional customer support, making them a trusted vendor for engineering needs.
Wissa Pipes and Tubes, one of the largest suppliers of Stainless Steel 309H pipes in Kinshasa, Thailand, 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 309H pipes to meet your specific requirements. Our team at Wissa Pipes and Tubes is committed to providing tailored solutions for all your Piping & tubing needs. For more details, contact us at sales@wissapipes.com.
Stainless Steel 309H tubes are commonly utilized in situations demanding strength and corrosion resistance at high temperatures. Common applications include furnace components, heat exchanger components, kiln components, boiler tubes, and exhaust systems. They are similarly utilized in petrochemical plants and power generation plants where materials are subjected to intense heat and oxidizing environments. The blend of increased mechanical strength and corrosion resistance guarantees sustained performance in critical high-temperature industrial processes.
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