ASTM A131/A131M A131 Grade EH32 Introduce
The ASTM A131/A131M steel standard provides a consistent level of performance and quality across all steel plates used in high stress components and applications. This helps to ensure that all material used meets the same standard, eliminating confusion and inconsistency in the industry. By providing a single set of requirements and criteria that all steel producers must meet, the standard helps to eliminate potential safety and reliability concerns, while helping to create a level playing field for all participants in the market.
Smelting temperature:1679°C - 1691°C
Application:Structural steel for seagoing
ASTM A131/A131M A131 Grade EH32 Material Mechanical Properties
ASTM A131/A131M A131 Grade EH32 steel is an ideal material for use in shipbuilding, as it has many beneficial mechanical properties that make it a great choice for nautical applications. It has a high tensile strength rating, a good yield strength-to-weight ratio, and it is resistant to corrosion and extreme temperatures. This type of steel is also known for its fatigue strength and shock-resistance, making it a great choice for applications that involve cyclical loading and vibration. For these reasons, ASTM A131/A131M A131 Grade EH32 steel is one of the most popular materials in nautical construction.
The mechanical properties of the ASTM A131/A131M A131 Grade EH32 steel are as follows:
| YieldRp0.2 | ≤ 918 (MPa) |
| TeileRm | ≤ 678 (MPa) |
| ImpactKV/Ku | 41(J) |
| ElongationA | 42% |
| Reduction in cross section on fractureZ | 34% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 323 |
ASTM A131/A131M A131 Grade EH32 Material Thermal Properties
The thermal performance parameters of the ASTM A131/A131M A131 Grade EH32 steel are as follows:
| Temperature (°C) | 42 | 714 | 558 |
| Modulus of elasticity (GPa) | - | 882 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 31 |
| Thermal conductivity (W/m·°C) | - | 13.3 | 32.2 |
| Specific thermal capacity (J/kg·°C) | - | 232 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.33 | - | - |
| Deity (kg/dm³) | - | - | 121 |
| Poisson’s coefficient, ν | - | - | 413 |
ASTM A131/A131M A131 Grade EH32 Material Machining Technology
Turning is a common operation used to form parts and components with ASTM A131/A131M A131 Grade EH32 steel. Depending on the size and shape of the part, the process may involve a single-point, multi-point, or rotary cutting tool. When turning, be sure to use a cutting tool that is designed for the material.