ASTM A506 5140 Introduce
ASTM A506 5140 steel is a medium-carbon, cold-rolled steel that is commonly used in structural and automotive applications. Its unique combination of physical and mechanical properties gives it a number of advantages over other grades of steel, such as its high strength-to-weight ratio, corrosion resistance and superior ductility. Heat treatment can also be used to modify its properties for certain applications. With all these advantages, it's no wonder why ASTM A506 5140 steel is such a popular choice for many projects.
Smelting temperature:1626°C - 1939°C
Application:Hot-rolled and cold-rolled alloy steel sheets and strips of regular quality and high quality structure
ASTM A506 5140 Material Chemical Composition
The chemical composition of the ASTM A506 5140 steel are as follows:
| Element | Min | Max |
|---|---|---|
| Silicon (Si) | 0.1500 | 0.3000 |
| Sulfur (S) | - | 0.0250 |
| PhOsphorus (P) | - | 0.0250 |
| Manganese (Mn) | 0.7000 | 0.9000 |
| Chromium (Cr) | 0.7000 | 0.9000 |
| Carbon (C) | 0.3800 | 0.4300 |
ASTM A506 5140 Material Mechanical Properties
The mechanical properties of the ASTM A506 5140 steel are as follows:
| YieldRp0.2 | ≤ 798 (MPa) |
| TeileRm | ≤ 142 (MPa) |
| ImpactKV/Ku | 32(J) |
| ElongationA | 12% |
| Reduction in cross section on fractureZ | 31% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 332 |
ASTM A506 5140 Material Thermal Properties
The thermal performance parameters of the ASTM A506 5140 steel are as follows:
| Temperature (°C) | 33 | 379 | 273 |
| Modulus of elasticity (GPa) | - | 542 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 34 |
| Thermal conductivity (W/m·°C) | - | 32.3 | 13.2 |
| Specific thermal capacity (J/kg·°C) | - | 234 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.31 | - | - |
| Deity (kg/dm³) | - | - | 442 |
| Poisson’s coefficient, ν | - | - | 221 |
ASTM A506 5140 Material Machining Technology
Machining ASTM A506 5140 steel is an important step in the construction and fabrication of products and components. This steel has several beneficial properties, including excellent ductility, tensile strength, and corrosion resistance, making it suitable for a variety of applications. However, it is important to consider the effects of machining when working with this material, as it can cause heat build-up, weakening and cracking if not managed properly. By understanding the different cutting techniques and effects of machining, you will be able to produce desired components with accuracy and precision.