ASTM A213 T5 Alloy Steel Seamless Tube,Boiler Tube,Low Alloy High Strength Steel
ASTM A213 T5 is a seamless ferritic alloy steel tube conforming to ASTM A213/A213M standards, specifically designed for high-temperature, high-pressure applications such as boilers, superheaters, and heat exchangers.
This material belongs to the low-alloy high-strength steel category, with chromium and molybdenum as its main alloying elements, giving it excellent oxidation resistance and creep resistance at high temperatures.
| Chemical Composition (%) |
| Element |
T5 |
| Carbon (C) |
≤ 0.15 |
| Manganese (Mn) |
0.30 – 0.60 |
| Phosphorus (P) |
≤ 0.025 |
| Sulfur (S) |
≤ 0.025 |
| Silicon (Si) |
≤ 0.50 |
| Chromium (Cr) |
4.00 – 6.00 |
| Molybdenum (Mo) |
0.45 – 0.65 |
| Mechanical Properties (Room Temperature) |
| Property |
T5 |
| Tensile Strength, Rm (MPa) |
≥ 415 |
| Yield Strength, Rp0.2 (MPa) |
≥ 205 |
| Elongation, A (%) |
≥ 30 |
| Hardness (HB) |
≤ 163 |
Applications and Advantages of T5 Material:
- Power Generation:Boiler tubes, superheater tubes, reheater tubes, steam transmission pipelines (up to 540°C), and Heat Recovery Steam Generators (HRSG) .
- Petrochemical Industry:Heat exchangers, reactor vessels, furnace tubes (e.g., cracking furnaces, fired heaters), piping systems for high-pressure/high-temperature fluids .
- Industrial Equipment:High-temperature and high-pressure heat exchangers, radiation section furnace tubes in industrial heating furnaces .
- Pipelines:Transportation of petroleum and natural gas .
- Excellent High-Temperature Performance
- Good Oxidation and Corrosion Resistance
- Reliable Mechanical Strength
- Good Weldability
- Cost-Effectiveness
