Products Description
ASTM A312 310 Stainless Steel Pipe
Advantages of ASTM A312 310 Stainless Steel Pipe
- High-Temperature Resistance: 310/310S stainless steel tubing offers excellent resistance to oxidation and scaling, ensuring long service life for furnace tubes, burners, and boiler components up to 1100°C.
- Mechanical and Processing Properties: 310/310S boasts excellent creep resistance and mechanical strength at high temperatures, maintaining structural integrity under sustained high-pressure and high-temperature operation, making it suitable for superheater, heat exchanger, and reheater tubing.
- Corrosion Resistance: The high chromium and nickel content in 310/310S stainless steel tubing enables the tubing to withstand corrosive gases and aggressive chemical environments. 310S minimizes carbide precipitation during welding, ensuring leak-free and durable process piping.
applications of ASTM A312 310 Stainless Steel Pipe
- High-temperature furnaces: furnace tubes, burners, combustion chambers, and radiant tubes.
- Petrochemical and refinery: process piping, reactors, and equipment exposed to hot gases, steam, and corrosive chemicals.
- Marine and offshore: piping and structural components exposed to seawater corrosion and high temperatures.
- Power generation: boiler tubes, reheater tubes, superheaters, and heat exchangers.
Chemical Composition
| Grade | C (max) | Mn (max) | Si (max) | P (max) | S (max) | Cr (%) | Ni (%) | Mo (%) |
| 310 | 0.25 | 2.00 | 1.50 | 0.045 | 0.030 | 24.0–26.0 | 19.0–22.0 | – |
| 310S | 0.08 | 2.00 | 1.50 | 0.045 | 0.030 | 24.0–26.0 | 19.0–22.0 | – |
Mechanical Properties
| Property | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness (HRB) |
| 310/310S | ≥ 515 | ≥ 205 | ≥ 40 | ≤ 95 |
Possible Alternative Grades
- 309 / 309S: Slightly lower chromium and nickel than 310/310S, more economical option for moderate high-heat applications.
- 304 / 304L: For moderate corrosion resistance at lower temperatures.
- 316 / 316L: Excellent resistance to chlorides and marine environments.
- 446 (Ferritic): Exceptional oxidation and scaling resistance at very high temperatures.
- Nickel Alloys(Inconel 600 / 601, Alloy 800H, etc.): For extreme high-temperature or aggressive chemical environments beyond the performance of 310/310S.
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