Nakamura Stainless, a well-respected manufacturer and supplier based in Pulau Ujong, Singapore, is dedicated to providing top-notch stainless steel products for industries around the world. One of their standout offerings, **Stainless Steel 309H Pipes**, is highly sought after for its remarkable strength, resistance to oxidation, and ability to handle high temperatures. Crafted with precision and produced under rigorous quality standards, these pipes promise durability and reliability even in the toughest environments. Nakamura Stainless ensures that their Stainless Steel 309H Pipes deliver long-lasting performance, making them a go-to choice for industries that need high-temperature resistance and structural stability.
These pipes are made up of 22–24% chromium, 12–15% nickel, and a higher carbon content (0.04–0.10%) compared to the 309/309S grade, which boosts their creep resistance and strength at elevated temperatures. They also include trace amounts of manganese, silicon, and phosphorus, which enhance their oxidation resistance and toughness. In terms of mechanical properties, these pipes offer a tensile strength of about 515 MPa, a yield strength of 205 MPa, and an elongation of roughly 40%. The increased carbon content contributes to better structural integrity and strength retention during prolonged service at temperatures exceeding 1000°C.
| Thickness | 0.5mm-100mm | ||||||
| Outer diameter | 10mm, 25.4mm, 38.1mm, 50.8mm, 100mm, 250mm, 300mm, 350mm, etc | ||||||
| Length | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc | ||||||
| Surface | 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, checkered, embossed, hair line, sand blast, Brush, etching, etc | ||||||
| Finish | Hot rolled (HR), Cold rolled Tube (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated) | ||||||
| Form | Round tube Square tube Rectangular tube etc. | ||||||
Grade | Ni | Mn | P | C | S | Si | Cr | Mo | N | |
309H | min. | 8.0 | – | – | – | – | – | 18.0 | – | – |
max. | 10.5 | 2.0 | 0.045 | 0.08 | 0.030 | 0.75 | 20.0 | |||
Grade | Tensile Strength (MPa) min | Elongation (% in 50mm) min | Yield Strength 0.2% Proof (MPa) min | Hardness | |
Rockwell B (HR B) max | Brinell (HB) max | ||||
309H | 515 | 40 | 205 | 92 | 201 |
Contact us to get a quick quote for your requirement.
high-quality Stainless Steel 309H Pipes We tested to make sure durability and strength. Their pipes undergo high-quality tests; mechanical analysis is done and chemicals are checked and tested in full compliance with industries. The respective certificates of conformity are issued against every product for full compliance with reliability criteria for its quality and performance.
Stainless 309H Square Pipes are square-shaped pipes made from 309H stainless steel, offering high-temperature resistance, durability, and corrosion resistance, ideal for structural and high-heat applications.
SS 309H Seamless Pipes are pipes made from 309H stainless steel without welded seams, providing superior strength, high-temperature resistance, and excellent durability for demanding industrial and high-heat applications.
Stainless Steel 309H ERW Pipes are electric resistance welded pipes made from 309H stainless steel, known for high-temperature resistance and durability, used in various industrial and heat-intensive applications.
SS 309H LSAW Pipes are longitudinally submerged arc welded pipes made from 309H stainless steel, offering high heat resistance and strength, suitable for high-pressure and high-temperature industrial applications.
Stainless Steel 309H Round Pipes are cylindrical pipes made from 309H stainless steel, providing excellent heat resistance, durability, and corrosion resistance, ideal for high-temperature and industrial applications.
Stainless Steel 309H Welded Pipes are made from 309H stainless steel, joined by welding. They offer high-temperature resistance, durability, and strength, suitable for various industrial and high-heat applications.
Stainless Steel 309H Pipes find extensive use in industries that face extreme heat and corrosive environments. They’re commonly used in furnace components, heat exchangers, boilers, and kilns due to their excellent resistance to scaling and oxidation. In the petrochemical and power generation sectors, these pipes are essential for transporting hot gases, steam, and corrosive fluids. Refineries and chemical plants depend on them for processing equipment that endures continuous high temperatures. Their durability and stability also make them ideal for structural and marine applications, ensuring safe and reliable performance over the long haul.
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