ASTM A213/A213M Grade T36 Class 2 Introduce
ASTM A213/A213M Grade T36 Class 2 steel is a ferritic and austenitic stainless steel that is widely used in many industrial applications including power generation, chemical, desalination and petrochemical plants. ASTM A213/A213M Grade T36 Class 2 steel is characterised by high strength, excellent corrosion resistance and watertight weldability.
Smelting temperature:1316°C - 1814°C
Application:Seamless ferritic and austenitic alloy steel boilers, superheaters and heat exchanger tubes
ASTM A213/A213M Grade T36 Class 2 Material Chemical Composition
The chemical composition of the ASTM A213/A213M Grade T36 Class 2 steel are as follows:
| Element | Min | Max |
|---|---|---|
| Vanadium (V) | - | 0.0200 |
| Silicon (Si) | 0.2500 | 0.5000 |
| Sulfur (S) | - | 0.0250 |
| PhOsphorus (P) | - | 0.0300 |
| Nickel (Ni) | 1.0000 | 1.3000 |
| Niobium (Nb) | 0.0150 | 0.0450 |
| Nitrogen (N) | - | 0.0200 |
| Molybdenum (Mo) | 0.2500 | 0.5000 |
| Manganese (Mn) | 0.8000 | 1.2000 |
| Copper (Cu) | 0.5000 | 0.8000 |
| Chromium (Cr) | - | 0.3000 |
| Carbon (C) | 0.1000 | 0.1700 |
| Aluminum (Al) | - | 0.0500 |
ASTM A213/A213M Grade T36 Class 2 Material Mechanical Properties
The mechanical properties of the ASTM A213/A213M Grade T36 Class 2 steel are as follows:
| YieldRp0.2 | ≤ 278 (MPa) |
| TeileRm | ≤ 278 (MPa) |
| ImpactKV/Ku | 41(J) |
| ElongationA | 41% |
| Reduction in cross section on fractureZ | 14% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 432 |
ASTM A213/A213M Grade T36 Class 2 Material Thermal Properties
The thermal performance parameters of the ASTM A213/A213M Grade T36 Class 2 steel are as follows:
| Temperature (°C) | 33 | 376 | 112 |
| Modulus of elasticity (GPa) | - | 199 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 13 |
| Thermal conductivity (W/m·°C) | - | 34.3 | 44.2 |
| Specific thermal capacity (J/kg·°C) | - | 242 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.43 | - | - |
| Deity (kg/dm³) | - | - | 234 |
| Poisson’s coefficient, ν | - | - | 133 |