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Home > Stainless Steel > Stainless Steel 310 and 310S Seamless Pipes
Stainless Steel 310 and 310S seamless pipes are top-notch pipes crafted from austenitic stainless steel alloys, celebrated for their remarkable heat resistance, oxidation resistance, and overall toughness in harsh environments. Typically, Stainless Steel 310 boasts around 25% chromium and 20% nickel, which gives it exceptional resistance to oxidation and scaling at high temperatures. On the other hand, Stainless Steel 310S is a low-carbon version of 310, enhancing its weldability and minimizing the risk of sensitization during welding. Both grades shine in high-temperature settings, making them perfect for furnace parts, heat exchangers, and industrial boilers, where strong resistance to heat and corrosion is essential.
Stainless Steel 310 and 310S Seamless Pipes are mainly made of chromium (24-26%) and nickel (19-22%), providing good oxidation resistance and high thermal properties Their mechanical characteristics include a yield strength of 205 MPa, 200 . tensile strength of 510 MPa and elongation of 40%. These pipes provide excellent corrosion and corrosion resistance, making them ideal for high-temperature applications, such as furnaces and heating appliances Advantages include exceptional durability, ease of construction and portability strongly in challenging environments, making them desirable in a variety of industries.
Range : 6NB to 1200NB
Outer Diameter : 1/8″ NPS to 12″ NPS
Thickness : 0.6 mm to 12.7 mm
Schedules : SCH. 5, 10, 20, 30, 40, 60, 80, 100, 120, 140, 160, XXS.
Length : Single Random, Double Random & Cut Length
Specifications : ASTM A312 / ASTM SA312
Types : Round, Square, Rectangle, Hydraulic, Honed Tubes
End : Plain End, Beveled End
| STANDARD | UNS | WERKSTOFF NR. |
| SS 310 | S31000 | 1.4841 |
| SS 310S | S31008 | 1.4845 |
| Ni | 19 – 22 | 19 – 22 |
| Fe | Balance | Balance |
| Cr | 24 – 26 | 24 – 26 |
| C | 0.25 max | 0.08 max |
| Si | 1.50 max | 1.50 max |
| Mn | 2 max | 2 max |
| P | 0.045 max | 0.045 max |
| S | 0.030 max | 0.03 max |
| Grade | 310 | 310S |
| Tensile Strength (MPa) min | 515 | 515 |
| Yield Strength 0.2% Proof (MPa) min | 205 | 205 |
| Elongation (% in 50mm) min | 40 | 40 |
| Hardness | ||
| Rockwell B (HR B) max | 95 | 95 |
| Brinell (HB) max | 217 | 217 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
When it comes to composition, Stainless Steel 310 and 310S seamless pipes feature a significant amount of chromium (25%) and nickel (20%), along with trace amounts of manganese, silicon, and carbon. The key distinction between 310 and 310S is the carbon content—310S has a lower carbon percentage (max 0.08%), which boosts its weldability and lowers the chances of carbide precipitation during welding. Both alloys show impressive resistance to oxidation at temperatures reaching up to 1,100°C (2,012°F) and can maintain their mechanical properties even in high-heat environments. Stainless Steel 310 pipes have a tensile strength ranging from 520-720 MPa, while 310S is particularly good at resisting intergranular corrosion, making it ideal for welding tasks.
Corazon Pipes and Tubes, one of the largest suppliers of Stainless Steel 310 and 310S Seamless Pipes 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.
| Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
| BS | En | No | Name | ||||
| 310 | S31000 | 310S24 | – | 1.4841 | X15CrNi25-20 | – | SUH 310 |
| 310S | S31008 | 310S16 | – | 1.4845 | X8CrNi25-21 | 2361 | SUS 310S |
| 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) | |||
| 0-100°C | 0-315°C | 0-538°C | at 100°C | at 500°C | |||||
| 310 and 310S | 7750 | 200 | 15.9 | 16.2 | 17.0 | 14.2 | 18.7 | 500 | 720 |
Stainless Steel 310 and 310S seamless pipes find their place in a wide array of high-temperature and corrosive settings. These pipes are heavily used in industries like power generation, petrochemicals, and steel manufacturing, where they serve in furnaces, heat exchangers, reforming tubes, and high-temperature steam lines. They also play a crucial role in the production of chemical processing equipment, including reactors and heat-resistant piping. In the aerospace sector, Stainless Steel 310 and 310S are utilized for components that are subject to extreme conditions.
These Stainless Steel 310 and 310S Seamless Pipes find extensive use in sectors that require high-temperature strength and corrosion resistance. Key industries include petrochemical, oil and gas, power generation, heat treatment, and furnace manufacturing. Their excellent oxidation resistance and structural stability at elevated temperatures make them ideal for applications like boiler tubes, radiant tubes, thermal processing equipment, and kilns. In cryogenic settings, 310S is often favored for its enhanced weldability and lower carbon content. Their adaptability and performance in both extreme heat and corrosive environments make them a dependable choice for critical infrastructure and engineering projects.
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