ASTM A533/A533M A533 Grade A Class 3 Introduce
The strict quality control system for ASTM A533/A533M A533 Grade A Class 3 steel plates is established by the supplier. All the steel plates with ASTM A533/A533M standards must be subject to a series of detection and inspection, such as chemical composition analysis, tensile strength test, and impact test, before they can be put into use. The supplier must ensure that the steel plates meet the technical requirements before selling them.
Smelting temperature:1982°C - 1219°C
Application:Pressure vessel plates, alloy steel, quenched and tempered, manganese, molybdenum and manganese molybdenum nickel
ASTM A533/A533M A533 Grade A Class 3 Material Mechanical Properties
Yield strength is a measure of the stress at which permanent deformation occurs. The yield strength of ASTM A533/A533M A533 Grade A Class 3 steel is typically around 415 MPa (60 ksi).
The mechanical properties of the ASTM A533/A533M A533 Grade A Class 3 steel are as follows:
| YieldRp0.2 | ≤ 956 (MPa) |
| TeileRm | ≤ 124 (MPa) |
| ImpactKV/Ku | 32(J) |
| ElongationA | 43% |
| Reduction in cross section on fractureZ | 32% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 124 |
ASTM A533/A533M A533 Grade A Class 3 Material Thermal Properties
The thermal performance parameters of the ASTM A533/A533M A533 Grade A Class 3 steel are as follows:
| Temperature (°C) | 31 | 288 | 719 |
| Modulus of elasticity (GPa) | - | 465 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 44 |
| Thermal conductivity (W/m·°C) | - | 43.3 | 23.2 |
| Specific thermal capacity (J/kg·°C) | - | 211 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.32 | - | - |
| Deity (kg/dm³) | - | - | 222 |
| Poisson’s coefficient, ν | - | - | 312 |
ASTM A533/A533M A533 Grade A Class 3 Material Machining Technology
The machinability of ASTM A533/A533M A533 Grade A Class 3 steel is considerably dependent on its composition. Generally, this type of steel can be machined with good results. It can be machined with relative ease using conventional cutting tools, and its machinability can be enhanced by proper selection of tooling and machining parameters. When machining ASTM A533/A533M A533 Grade A Class 3 steel, it is best to use high-speed steel tools that are specifically designed for steels with similar compositions. This will help to ensure that the resulting cuts are clean and accurate.