ASTM A213/A213M S31254 Introduce
The ASTM A213/A213M S31254 has excellent oxidation and corrosion resistance, excellent weldability and mechanical properties, making it an ideal choice for a range of industrial applications. The steel has high corrosion resistance and good strength, making it an excellent choice for working in corrosive environments. ASTM A213/A213M S31254 also offers high levels of toughness and durability, meaning it can withstand harsh environmental conditions and still perform at its best.
Smelting temperature:1489°C - 1382°C
Application:Seamless ferritic and austenitic alloy steel boilers, superheaters and heat exchanger tubes
ASTM A213/A213M S31254 Material Chemical Composition
The chemical composition of the ASTM A213/A213M S31254 steel are as follows:
| Element | Min | Max |
|---|---|---|
| Silicon (Si) | - | 0.8000 |
| Sulfur (S) | - | 0.0100 |
| PhOsphorus (P) | - | 0.0300 |
| Nickel (Ni) | 17.5000 | 18.5000 |
| Nitrogen (N) | 0.1800 | 0.2200 |
| Molybdenum (Mo) | 6.0000 | 6.5000 |
| Manganese (Mn) | - | 1.0000 |
| Copper (Cu) | 0.5000 | 1.0000 |
| Chromium (Cr) | 19.5000 | 20.5000 |
| Carbon (C) | - | 0.0200 |
ASTM A213/A213M S31254 Material Mechanical Properties
The mechanical properties of the ASTM A213/A213M S31254 steel are as follows:
| YieldRp0.2 | ≤ 238 (MPa) |
| TeileRm | ≤ 654 (MPa) |
| ImpactKV/Ku | 31(J) |
| ElongationA | 44% |
| Reduction in cross section on fractureZ | 41% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 233 |
ASTM A213/A213M S31254 Material Thermal Properties
The thermal performance parameters of the ASTM A213/A213M S31254 steel are as follows:
| Temperature (°C) | 32 | 328 | 139 |
| Modulus of elasticity (GPa) | - | 216 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 13 |
| Thermal conductivity (W/m·°C) | - | 43.3 | 21.2 |
| Specific thermal capacity (J/kg·°C) | - | 314 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.22 | - | - |
| Deity (kg/dm³) | - | - | 122 |
| Poisson’s coefficient, ν | - | - | 434 |