ASTM A506 4820 Introduce
ASTM A506 4820 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:1444°C - 1896°C
Application:Hot-rolled and cold-rolled alloy steel sheets and strips of regular quality and high quality structure
ASTM A506 4820 Material Chemical Composition
The chemical composition of the ASTM A506 4820 steel are as follows:
| Element | Min | Max |
|---|---|---|
| Silicon (Si) | 0.1500 | 0.3000 |
| Sulfur (S) | - | 0.0250 |
| PhOsphorus (P) | - | 0.0250 |
| Nickel (Ni) | 3.2500 | 3.7500 |
| Molybdenum (Mo) | 0.2000 | 0.3000 |
| Manganese (Mn) | 0.5000 | 0.7000 |
| Carbon (C) | 0.1800 | 0.2300 |
ASTM A506 4820 Material Mechanical Properties
The mechanical properties of the ASTM A506 4820 steel are as follows:
| YieldRp0.2 | ≤ 982 (MPa) |
| TeileRm | ≤ 841 (MPa) |
| ImpactKV/Ku | 43(J) |
| ElongationA | 44% |
| Reduction in cross section on fractureZ | 13% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 421 |
ASTM A506 4820 Material Thermal Properties
The thermal performance parameters of the ASTM A506 4820 steel are as follows:
| Temperature (°C) | 24 | 758 | 239 |
| Modulus of elasticity (GPa) | - | 778 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 34 |
| Thermal conductivity (W/m·°C) | - | 12.3 | 31.2 |
| Specific thermal capacity (J/kg·°C) | - | 424 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.24 | - | - |
| Deity (kg/dm³) | - | - | 434 |
| Poisson’s coefficient, ν | - | - | 444 |
ASTM A506 4820 Material Machining Technology
Machining involves shaping, cutting and smoothing of materials using various cutting tools and machines. This process is commonly used in the fabrication and construction of different products. ASTM A506 4820 refers to an alloy steel with a range of distinct chemical characteristics. This material is used in a variety of industries, including automotive, aerospace and construction.