ASTM A573/A573M A573 grade 58 Introduce
ASTM A573/A573M A573 grade 58 is a type of steel produced and standardized by the American Society for Testing and Materials (ASTM). It is commonly used in applications requiring mechanical properties as it shows good mechanical strength and ductility when exposed to both high temperatures and stressful mechanical environments. ASTM A573/A573M A573 grade 58 also has a wide variety of steelmaking techniques and alloying elements, which makes it an ideal material for a number of applications.
Smelting temperature:1318°C - 1727°C
Application:Structural carbon steel plate for enhancing toughness
ASTM A573/A573M A573 grade 58 Material Mechanical Properties
In order to classify ASTM A573/A573M steels, they are divided into four groups based on the mechanical properties they possess. These groups are identified as follows: Group I steels have higher minimum astm-specified values for yield and tensile strength; Group II steel contains improved formability and weldability; Group III steels have improved toughness; and Group IV steel has improved atmospheric corrosion resistance.
The mechanical properties of the ASTM A573/A573M A573 grade 58 steel are as follows:
| YieldRp0.2 | ≤ 623 (MPa) |
| TeileRm | ≤ 274 (MPa) |
| ImpactKV/Ku | 13(J) |
| ElongationA | 24% |
| Reduction in cross section on fractureZ | 31% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 221 |
ASTM A573/A573M A573 grade 58 Material Thermal Properties
The thermal performance parameters of the ASTM A573/A573M A573 grade 58 steel are as follows:
| Temperature (°C) | 13 | 819 | 695 |
| Modulus of elasticity (GPa) | - | 294 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 22 |
| Thermal conductivity (W/m·°C) | - | 23.3 | 11.2 |
| Specific thermal capacity (J/kg·°C) | - | 114 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.43 | - | - |
| Deity (kg/dm³) | - | - | 443 |
| Poisson’s coefficient, ν | - | - | 112 |
ASTM A573/A573M A573 grade 58 Material Machining Technology
Grinding: Grinding is a process used to shape ASTM A573/A573M A573 grade 58 steel components with very small dimensional tolerances. The tool used to perform the job is an abrasive wheel with hard particles held together by a bonding agent. The wheel can be designed to cut a variety of materials, but it is important to select the appropriate wheel for the particular material being machined.