ASTM A276 S41400 Introduce
ASTM A276 S41400 steel is an alloy of iron, chromium and nickel. The alloy is classified as a stainless steel since it contains at least 10.5% chromium. ASTM A276 S41400 steel has a very high corrosion resistance and also possess good mechanical properties. This makes it an ideal choice for applications requiring extreme toughness and strength. ASTM A276 S41400 steel can be heat-treated to obtain the desired hardness and strength.
Smelting temperature:1842°C - 1137°C
Application:Stainless steel bars and profiles
ASTM A276 S41400 Material Mechanical Properties
The mechanical properties of the ASTM A276 S41400 steel are as follows:
| YieldRp0.2 | ≤ 442 (MPa) |
| TeileRm | ≤ 426 (MPa) |
| ImpactKV/Ku | 44(J) |
| ElongationA | 21% |
| Reduction in cross section on fractureZ | 24% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 121 |
ASTM A276 S41400 Material Thermal Properties
The thermal performance parameters of the ASTM A276 S41400 steel are as follows:
| Temperature (°C) | 33 | 245 | 699 |
| Modulus of elasticity (GPa) | - | 571 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 12 |
| Thermal conductivity (W/m·°C) | - | 31.3 | 44.2 |
| Specific thermal capacity (J/kg·°C) | - | 331 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.42 | - | - |
| Deity (kg/dm³) | - | - | 132 |
| Poisson’s coefficient, ν | - | - | 144 |
ASTM A276 S41400 Material Machining Technology
ASTM A276 S41400 steel can be machined using traditional machining techniques, however, care must be taken to ensure that the proper tools are used. It is important to note that ASTM A276 S41400 steel is more brittle than other types of steel, so it requires higher cutting forces to machine properly.