ASTM A506 4620 Introduce
ASTM A506 4620 steel is commonly used in applications that require superior mechanical strength and ductility. It has a high strength-to-weight ratio and is known for its excellent impact and fatigue resistance, as well as its ability to withstand high temperatures. Its yield strength and tensile strength are both rated higher than most other carbon and low-alloy steels, making it ideal for a variety of applications.
Smelting temperature:1782°C - 1758°C
Application:Hot-rolled and cold-rolled alloy steel sheets and strips of regular quality and high quality structure
ASTM A506 4620 Material Mechanical Properties
The mechanical properties of the ASTM A506 4620 steel are as follows:
| YieldRp0.2 | ≤ 342 (MPa) |
| TeileRm | ≤ 366 (MPa) |
| ImpactKV/Ku | 43(J) |
| ElongationA | 21% |
| Reduction in cross section on fractureZ | 23% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 232 |
ASTM A506 4620 Material Thermal Properties
The thermal performance parameters of the ASTM A506 4620 steel are as follows:
| Temperature (°C) | 44 | 326 | 388 |
| Modulus of elasticity (GPa) | - | 843 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 42 |
| Thermal conductivity (W/m·°C) | - | 41.3 | 14.2 |
| Specific thermal capacity (J/kg·°C) | - | 414 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.21 | - | - |
| Deity (kg/dm³) | - | - | 324 |
| Poisson’s coefficient, ν | - | - | 141 |
ASTM A506 4620 Material Machining Technology
When machining ASTM A506 4620 steel, there are certain effects that must be taken into consideration. The most common of these effects is the heat generated from the cutting process. Heat can cause the steel to weaken and distort its shape, so it should be monitored and managed throughout the machining process. It is also important to consider the amount of stress being placed on the steel when machining. This can lead to cracking and breakage if too much force is placed on the material when cutting.