ASTM A276 201 Introduce
ASTM A276 201 is a popular grade of stainless steel used for a variety of applications. It features a combination of iron, chromium, nickel, and molybdenum, giving it excellent mechanical, heat, and oxidation resistances, as well as good corrosion resistance. Its physical properties vary depending on composition and treatment, but it has a high strength-to-weight ratio and is relatively easy to machine. All these properties make ASTM A276 201 a versatile material for use in many different industries and applications.
Smelting temperature:1489°C - 1393°C
Application:Stainless steel bars and profiles
ASTM A276 201 Material Chemical Composition
The chemical composition of the ASTM A276 201 steel are as follows:
| Element | Min | Max |
|---|---|---|
| Silicon (Si) | - | 1.0000 |
| Sulfur (S) | - | 0.0300 |
| PhOsphorus (P) | - | 0.0600 |
| Nickel (Ni) | 3.5000 | 5.5000 |
| Nitrogen (N) | - | 0.2500 |
| Manganese (Mn) | 5.5000 | 7.5000 |
| Chromium (Cr) | 16.0000 | 18.0000 |
| Carbon (C) | - | 0.1500 |
ASTM A276 201 Material Mechanical Properties
The mechanical properties of the ASTM A276 201 steel are as follows:
| YieldRp0.2 | ≤ 797 (MPa) |
| TeileRm | ≤ 354 (MPa) |
| ImpactKV/Ku | 12(J) |
| ElongationA | 44% |
| Reduction in cross section on fractureZ | 23% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 144 |
ASTM A276 201 Material Thermal Properties
The thermal performance parameters of the ASTM A276 201 steel are as follows:
| Temperature (°C) | 41 | 172 | 522 |
| Modulus of elasticity (GPa) | - | 221 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 32 |
| Thermal conductivity (W/m·°C) | - | 34.3 | 41.2 |
| Specific thermal capacity (J/kg·°C) | - | 324 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.32 | - | - |
| Deity (kg/dm³) | - | - | 224 |
| Poisson’s coefficient, ν | - | - | 134 |
ASTM A276 201 Material Machining Technology
ASTM A276 201 steel is a very versatile material that is ideal for a wide range of machining applications. It is important to exercise caution when working with this type of steel as it is more brittle than other types of steel. It is important to use the appropriate cutting tools and cutting fluid to ensure good results when machining ASTM A276 201 steel.