ASTM A213 T2 Alloy Steel Pipes
ASTM A213 T2 alloy steel pipes (UNS K11547) are seamless ferritic alloy steel pipes designed for high-temperature heat exchanger, boiler, and superheater applications. These pipes offer excellent creep strength, superior oxidation resistance, and reliable performance in elevated-temperature environments. Their chromium-molybdenum composition makes them ideal for industries demanding durability, stability, and long service life.
Key Features
- High creep resistance for elevated temperature service
- Excellent oxidation and corrosion resistance
- Superior mechanical strength and thermal stability
- Seamless construction ensures leak-free performance
- Suitable for heat exchangers, boilers, and superheaters
Equivalent Grades
- UNS K11547
- WNR 1.7335
- BS 3604 Grade 622
- DIN 10CrMo5-5
Available Sizes
- Outside Diameter: 6 mm to 101.6 mm
- Wall Thickness: 1 mm to 12.7 mm
- Length: Up to 12 meters (custom on request)
ASTM A213 T2 Chemical Composition
| Element | Content (%) |
|---|---|
| Carbon (C) | 0.10 – 0.20 |
| Manganese (Mn) | 0.30 – 0.61 |
| Phosphorus (P) | ≤ 0.025 |
| Sulfur (S) | ≤ 0.025 |
| Silicon (Si) | 0.50 – 0.80 |
| Chromium (Cr) | 0.80 – 1.25 |
| Molybdenum (Mo) | 0.44 – 0.65 |
ASTM A213 T2 Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength | ≥ 415 MPa |
| Yield Strength | ≥ 205 MPa |
| Elongation | ≥ 30% |
| Hardness | ≤ 179 HB |
Physical Properties
| Property | Value |
|---|---|
| Density | 7.80 g/cm³ |
| Thermal Conductivity | 42 W/m·K |
| Melting Point | 1425–1510 °C |
| Modulus of Elasticity | 200 GPa |
Types
- Seamless Alloy Steel Pipes
- Heat Exchanger Tubes
- Boiler Tubes
- Superheater Tubes
Application
- Power Plants
- Boilers & Superheaters
- Petrochemical Industries
- Heat Exchangers
- Refineries
- High-Temperature Processing Units
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