ASTM A213 Alloy Steel Boiler, Superheater, and Heat-Exchanger Tubes
The ASTM A213 specification encompasses seamless ferritic and austenitic alloy steel tubes, designed for high-temperature and high-pressure service in boilers, superheaters, and heat exchangers. These tubes are crafted to endure extreme conditions, providing excellent resistance to oxidation and corrosion, making them ideal for use in power plants and industrial applications. Available in various grades, such as T5, T9, T11, and T22, ASTM A213 tubes ensure reliability and durability in critical high-performance environments.
Chemical Composition of ASTM A213 Seamless Alloy Steel Tube
| Grade |
C |
Mn |
P |
S |
Si |
Cr |
Mo |
V |
N |
Ni |
Al |
Nb |
W |
| T2 |
0.10-0.20 |
0.30-0.61 |
≤0.025 |
≤0.025 |
0.10-0.30 |
0.50-0.81 |
0.44-0.65 |
— |
— |
— |
— |
— |
— |
| T5 |
≤0.15 |
0.30-0.60 |
≤0.025 |
≤0.025 |
≤0.5 |
4.00-6.00 |
0.45-0.65 |
— |
— |
— |
— |
— |
— |
| T9 |
≤0.15 |
0.30-0.60 |
≤0.025 |
≤0.025 |
0.25-1.00 |
8.0-10.0 |
0.90-1.10 |
— |
— |
— |
— |
— |
— |
| T11 |
≤0.15 |
0.30-0.60 |
≤0.025 |
≤0.025 |
0.50-1.00 |
1.00-1.50 |
0.44-0.65 |
— |
— |
— |
— |
— |
— |
| T12 |
≤0.15 |
0.30-0.60 |
≤0.025 |
≤0.025 |
0.50-1.00 |
1.00-1.50 |
0.44-0.65 |
— |
— |
— |
— |
— |
— |
| T22 |
0.05-0.15 |
0.30-0.60 |
≤0.025 |
≤0.025 |
≤0.5 |
1.90-2.60 |
0.87-1.13 |
— |
— |
— |
— |
— |
— |
| T91 |
0.08-0.12 |
0.30-0.60 |
≤0.025 |
≤0.010 |
0.20-0.50 |
8.00-9.50 |
0.85-1.05 |
0.18-0.25 |
0.03-0.07 |
≤0.4 |
≤0.04 |
0.06-0.10 |
— |
| T92 |
0.07-0.13 |
0.30-0.60 |
≤0.025 |
≤0.010 |
≤0.5 |
8.50-9.50 |
0.30-0.60 |
.015-0.25 |
0.03-0.07 |
≤0.4 |
≤0.04 |
0.04-0.09 |
1.50-2.00 |
Mechanical Property of ASTM A213 Seamless Alloy Steel Tube
| Grade |
Tensile Strength, Mpa |
Yield Strength, Mpa |
Elongation, % |
Hardness, HB |
| T2 |
≥415 |
≥205 |
≥30 |
≤163 |
| T5 |
≥415 |
≥205 |
≥30 |
≤163 |
| T9 |
≥415 |
≥205 |
≥30 |
≤179 |
| T11 |
≥415 |
≥205 |
≥30 |
≤179 |
| T12 |
≥415 |
≥205 |
≥30 |
≤179 |
| T22 |
≥415 |
≥205 |
≥30 |
≤163 |
| T91 |
≥585 |
≥415 |
≥20 |
≤250 |
| T92 |
≥585 |
≥415 |
≥20 |
≤250 |
Specifications
| Standard |
ASTM A213 Seamless Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes |
| Steel Grade/Material |
T2, T5, T9, T11, T12, T22, T91, T92 |
| Outer Diameter(OD) |
4 – 127mm |
| Wall Thickness(WT) |
0.4 – 12.7mm |
| Length |
3000 – 33000mm |
| Packing |
Plastic Caps, Small Diameters Bundled or Packed in Wooden Crates, Large Diameters Bundled and Covered with Seaworthy Bags |
| Surface Treatment |
Oiled or Bare |
| Type of Tubes |
Straight Tubes, U-Tubes, Coiler Tubes |
| Technique |
Seamless hot rolled/cold drawn |
| Place of Origin |
Made in China |
| MOQ |
3 Tons/Size |
| Transportation |
Railway, By Sea |
Applications of ASTM A213 Seamless Alloy Steel Tubes
ASTM A213 seamless alloy steel tubes are designed for high-temperature and high-pressure applications, making them suitable for a wide range of industries. Here are some of the primary applications:
Power Plants
Boilers: Used in the construction of boilers to withstand high temperatures and pressures for steam generation.
Superheaters and Reheaters: Utilized in superheaters and reheaters to improve the efficiency of steam turbines.
Petrochemical and Chemical Industry
Heat Exchangers: Essential in heat exchangers for efficient heat transfer between fluids.
Furnaces: Employed in furnace tubes to handle high-temperature chemical reactions and processes.
Oil and Gas Industry
Refineries: Used in refineries for processes involving high temperatures and pressures, such as catalytic reforming and hydrocracking.
Gas Processing: Employed in gas processing plants for handling hot gases and fluids.
Industrial Boilers
Steam Boilers: Integral in steam boilers for process steam applications across various industries.
High-Temperature Applications: Used in high-temperature industrial applications requiring robust and durable materials.
Automotive Industry
Exhaust Systems: Utilized in automotive exhaust systems to withstand high temperatures and corrosive environments.
Turbochargers: Employed in turbochargers for their ability to handle high heat and stress.
Aerospace Industry
Engine Components: Used in aerospace engine components that must endure high temperatures and pressures.
Heat Exchangers: Integral in aerospace heat exchangers for efficient thermal management.
Marine Applications
Marine Boilers: Used in marine boilers for steam generation and propulsion systems.
Heat Exchangers: Employed in marine heat exchangers to handle high-temperature fluids.
Manufacturing Industry
High-Temperature Furnaces: Utilized in high-temperature furnaces and kilns for material processing.
Industrial Heat Exchangers: Essential in industrial heat exchangers for efficient heat transfer.
District Heating
Central Heating Plants: Used in central heating plants for efficient steam and hot water generation.
Heat Distribution Systems: Employed in heat distribution systems for district heating networks.
Food and Beverage Industry
Sterilization Equipment: Used in sterilization equipment requiring high-temperature steam.
Process Heating: Employed in process heating applications for food and beverage production.
Pulp and Paper Industry
Boilers and Heat Exchangers: Used in boilers and heat exchangers for steam generation and heat transfer.
High-Temperature Processing: Essential for high-temperature processing in paper production.
