High-Performance T5 Alloy Tubes – Power Plant Piping & Petrochemical Heat Exchanger Solutions
ASTM A213 T5(UNS K41545) is a low alloy ferritic steel pipe for high temperature and high pressure environments, designed for boilers, superheaters, heat exchangers and other equipment. This material has excellent oxidation resistance, creep resistance and long-term strength at high temperatures, and is suitable for service conditions with working temperatures ≤540°C.
1. Material properties of ASTM A213 T5
| element | C | Mn | P | S | Si | Cr | Mo |
| Standard requirements | ≤0.15 | 0.30~0.60 | ≤0.025 | ≤0.025 | ≤0.50 | 4.00~6.00 | 0.45~0.65 |
2. Mechanical properties of ASTM A213 T5
- Tensile strength (Rm): ≥415 MPa
- Yield strength (Rp0.2): ≥205 MPa
- Elongation (A): ≥30% (gauge length 50mm)
- Hardness: ≤163 HBW (annealed state)
3. Physical properties of ASTM A213 T5
| Property | Value |
| Density | 7.9~8.1 g/cm³ |
| Melting point | ~1480°C |
| Coefficient of thermal expansion (20~100°C) | 11.5×10⁻⁶/°C |
| Thermal conductivity (100°C) | 30 W/(m·K) |
| Specific heat | 460 J/(kg·K) |
4. Application areas of ASTM A213 T5
Power station boiler superheater tubes, reheater tubes
Steam transmission pipelines (≤540°C)
Refinery hydrogenation reactor heat exchange tubes
High temperature cracking unit process pipelines
High temperature and high-pressure heat exchangers
Industrial heating furnace radiation section furnace tubes
5. Implementation standards and certification
- Manufacturing standards: ASTM A213 / ASME SA-213 (equivalent standards)
- Testing specifications: 100% eddy current testing (ASTM E426), hydraulic testing is performed according to ASTM A450
- Compliance certification: EN 10204 3.1 material certificate can be provided
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ASTM A213 T5 Alloy Steel Seamless Tube For Boiler Systems Images
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