Home > Stainless Steel > Stainless Steel 310H Welded Pipes
Rithav Pipes and Tubes, based in Delhi, India, has made a name for itself as a leading manufacturer and supplier of Stainless Steel 310H Welded Pipes. These pipes are specifically designed to handle the rigors of high-temperature and high-pressure environments. The 310H grade is a high-carbon variant of 310 stainless steel, which means it boasts enhanced creep resistance and mechanical strength, making it perfect for extreme conditions. Rithav produces these pipes in accordance with ASTM A312 standards, utilizing cutting-edge welding and finishing techniques to guarantee top-notch quality, corrosion resistance, and precise dimensions. You’ll find these welded pipes in various industries, including petrochemical, power generation, furnace operations, and heat treatment, where durability under thermal stress and oxidizing conditions is crucial.
Stainless Steel 310H Welded Pipes are composed of 24–26% chromium, 19–22% nickel, and 0.04–0.10% carbon, along with trace amounts of manganese, silicon, and iron as the base. The higher carbon content boosts creep strength and performance at elevated temperatures. These pipes deliver a tensile strength of ≥515 MPa, yield strength of ≥205 MPa, elongation of ≥40%, and Brinell hardness reaching up to 220 HB. Their outstanding oxidation resistance, weldability, and thermal stability make them ideal for structural and pressure-containing applications in harsh thermal environments.
Specifications : ASTM A312 / ASME SA312
Outside Diameter : 6.00 mm OD up to 914.4 mm OD, Sizes up to 24″ NB available Ex-stock, OD Size available Ex-stock
Thickness : 0.3mm – 50 mm, SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS
Size : 1/2″ NB – 24″ NB
Type : Welded
Form: Round Pipes, Square Pipes, Rectangular Pipes.
Length : Single Random, Double Random & Required Length
End : Plain End, Beveled End, Treaded
Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
BS | En | No | Name | ||||
310H | S31009 | 304S51 | – | 1.4845 | X6CrNi18-11 | – | – |
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
310H | min. | 0.04 | – | – | – | – | 18.0 | – | 8.0 | – |
max. | 0.10 | 2.0 | 0.75 | 0.045 | 0.030 | 20.0 | 10.5 |
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 | ||||
310H | 515 | 205 | 40 | 92 | 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 310H Welded Pipes 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.
Rithav Pipes and Tubes, a leading manufacturer and supplier of Stainless Steel 310H Welded Pipes in Delhi, India, 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.
NB Sizes | Sch 5 | Sch 10 | Sch 40 | Sch 80 | Sch 160 |
1/8″ | ✓ | ✓ | ✓ | ✓ | |
1/4″ | ✓ | ✓ | ✓ | ✓ | |
3/8″ | ✓ | ✓ | ✓ | ✓ | |
1/2″ | ✓ | ✓ | ✓ | ✓ | ✓ |
3/4″ | ✓ | ✓ | ✓ | ✓ | ✓ |
1″ | ✓ | ✓ | ✓ | ✓ | ✓ |
1 1/4″ | ✓ | ✓ | ✓ | ✓ | ✓ |
1 1/2″ | ✓ | ✓ | ✓ | ✓ | ✓ |
2″ | ✓ | ✓ | ✓ | ✓ | ✓ |
2 1/2″ | ✓ | ✓ | ✓ | ✓ | ✓ |
3″ | ✓ | ✓ | ✓ | ✓ | ✓ |
4″ | ✓ | ✓ | ✓ | ✓ | ✓ |
5″ | ✓ | ✓ | ✓ | ✓ | |
6″ | ✓ | ✓ | ✓ | ✓ |
Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (m/m/0C) | Thermal Conductivity (W/m.K) | Specific Heat 0-1000C (J/kg.K) | Electrical Resistivity (n.m) | |||
0-1000C | 0-3150C | 0-5380C | at 1000C | at 5000C | |||||
310H | 8000 | 193 | 17.2 | 17.8 | 18.4 | 16.2 | 21.5 | 500 | 720 |
We offer custom sizes for Stainless Steel 310H Welded Pipes to meet your specific needs. Our dedicated team at Rithav Pipes and Tubes provides tailored solutions for all your piping and tubing requirements. For more information, contact us at sales@rithavpipesandtubes.co.in.
Stainless Steel 310H Welded Pipes find extensive use in heat exchangers, furnaces, kilns, refinery components, and boiler parts, especially in settings where high temperatures and corrosive gases are present. These pipes are particularly suited for petrochemical plants, cement industries, thermal power stations, and aerospace exhaust systems due to their resistance to oxidation, carburization, and thermal fatigue. The remarkable creep strength of 310H makes it an excellent choice for long-term service in elevated temperature scenarios. Its superior weldability and mechanical reliability ensure it performs well in structural piping and radiant applications.
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