ASTM A240/A240M S41003 Introduce
The ASTM A240/A240M S41003 steel is an incredibly versatile and economical metal that has been used in numerous industrial applications. It is suitable for a wide range of applications due to its unique properties which provide it with high strength and good corrosion resistance. It is also extremely ductile and malleable, which allows it to be easily formed into the desired shape and size. The ASTM A240/A240M S41003 steel is available in various grades, sizes and shapes, making it an ideal choice for a wide range of industrial and construction applications.
Smelting temperature:1136°C - 1326°C
Application:Heat-resistant chrome and chrome-nickel stainless steel sheets, sheets and strips for pressure vessels
ASTM A240/A240M S41003 Material Chemical Composition
The chemical composition of the ASTM A240/A240M S41003 steel are as follows:
| Element | Min | Max |
|---|---|---|
| Nitrogen (N) | - | 0.0300 |
| Nickel (Ni) | - | 1.5000 |
| Chromium (Cr) | 10.5000 | 12.5000 |
| PhOsphorus (P) | - | 0.0400 |
| Sulfur (S) | - | 0.0300 |
| Manganese (Mn) | - | 1.5000 |
| Silicon (Si) | - | 1.0000 |
| Carbon (C) | - | 0.0300 |
ASTM A240/A240M S41003 Material Mechanical Properties
The chromium and nickel content of ASTM A240/A240M S41003 steel gives it increased corrosion resistance, while the molybdenum gives it improved ductility and improved heat and oxidation resistance. The nitrogen content helps to increase its strength.
The mechanical properties of the ASTM A240/A240M S41003 steel are as follows:
| YieldRp0.2 | ≤ 475 (MPa) |
| TeileRm | ≤ 777 (MPa) |
| ImpactKV/Ku | 43(J) |
| ElongationA | 41% |
| Reduction in cross section on fractureZ | 21% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 313 |
ASTM A240/A240M S41003 Material Thermal Properties
The thermal performance parameters of the ASTM A240/A240M S41003 steel are as follows:
| Temperature (°C) | 34 | 733 | 246 |
| Modulus of elasticity (GPa) | - | 713 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 43 |
| Thermal conductivity (W/m·°C) | - | 24.3 | 14.2 |
| Specific thermal capacity (J/kg·°C) | - | 431 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.33 | - | - |
| Deity (kg/dm³) | - | - | 322 |
| Poisson’s coefficient, ν | - | - | 143 |
ASTM A240/A240M S41003 Material Machining Technology
ASTM A240/A240M S41003 steel is more difficult to work with due to its high temperature strength, low ductility, and high yield strength. When machining, the tool must be sharp, and a wider cutting edge must be used to avoid tool failure. Additionally, stainless steel is not suitable for welding, as it requires special procedures to prevent cracking or corrosion.