Overview
Our ASTM A213 T9 studded fin tubes are the ideal solution for industries that require high-performance heat transfer solutions. These tubes are made from durable materials that can withstand extreme temperatures and pressure. The studded design ensures maximum contact with the surrounding fluid, promoting efficient heat transfer. The ASTM A213 T9 tubes are corrosion-resistant and have excellent creep strength properties, making them suitable for use in harsh environments. The studded fin design is also helpful in minimizing fouling and reducing the need for maintenance. Our product is widely used in industries such as petrochemicals, power generation, and refineries. With our ASTM A213 T9 studded fin tubes, our customers can significantly improve the efficiency of their heat transfer processes and reduce energy costs.
Specification
ASTM A213 T9 is a standard specification for seamless ferritic and austenitic alloy-steel boiler, superheater, and heat-exchanger tubes. This specification covers grades containing ferritic and austenitic steel alloys. T9 is one of the specific grades covered under this standard.
Size Range:
- Outer Diameter: 6-127 mm (1/4 to 5 inches)
- Wall Thickness: 0.9-12.7 mm (0.035 to 0.5 inches)
Testing: Tubes shall be subjected to non-destructive tests such as eddy current test or hydrostatic test, or both.
Surface Condition: The tubes should have a smooth surface finish and should be free of defects that are detrimental to practical use.
Certification: The tubes should be certified to the applicable requirements of the current edition of Specification A 1016/A 1016M.
Chemical Composition
| C, % | Mn, % | P, % | S, % | Si, % | Cr, % | Mo, % |
| 0.15 max | 0.30-0.60 | 0.025 max | 0.025 max | 0.25-1.00 | 8.0-10.0 | 0.90-1.10 |
Mechanical Properties
| Tensile Strength , MPa | Yield Strength, MPa | Elongation, % | Hardness, HB |
| 415 min | 205 min | 30 min | 179 max |
Application
Commonly used in boilers, superheaters, and heat exchangers in power plants and other high-temperature service applications:
Boilers and Heat Exchangers:
- ASTM A213 T9 tubes are widely utilized in boilers and heat exchangers for both power generation and industrial processes. They provide excellent heat transfer efficiency and corrosion resistance under high-temperature and high-pressure conditions.
Power Plants:
- Within power plants, ASTM A213 T9 tubes are used in various components, including superheaters and reheaters, to handle the elevated temperatures and pressures associated with steam cycles.
Refineries:
- In the petroleum refining industry, T9 tubes are utilized in processes that involve high-temperature fluids and corrosive environments, such as in the refining of crude oil.
Petrochemical Processing:
- ASTM A213 T9 tubes play a crucial role in various petrochemical processes, including the transportation and refining of hydrocarbons, due to their resistance to high-temperature and corrosive environments.
Chemical Plants:
- T9 tubes are used in chemical plants for processes involving the transport and treatment of chemicals at high temperatures, where the alloy's corrosion resistance is essential.
Aerospace Industry:
- In the aerospace sector, T9 tubes may be used in certain components or systems requiring materials with high-temperature resistance, strength, and durability.
High-Temperature Furnaces:
- These tubes find applications in furnaces, especially those used for heat treatment and other high-temperature industrial processes, due to their ability to withstand high operating temperatures.
Automotive Exhaust Systems:
- T9 tubes can be used in automotive exhaust systems due to their heat resistance and corrosion resistance properties.
Shipbuilding:
- In the shipbuilding industry, T9 tubes can be used in components or systems that require resistance to high temperatures, such as marine boilers.
Desalination Plants:
- In desalination plants, T9 tubes are used in heat exchangers to transfer heat efficiently for the desalination process.
Oil and Gas Transmission:
- T9 tubes may be used in the oil and gas industry for transmission lines, especially for high-temperature and high-pressure applications.
