ASTM A331 Grade E9310 Introduce
ASTM A331 Grade E9310 is a cold-drawn, low-alloy steel that has a higher yield strength than some other types of steel. The material is also heat-treatable and has excellent weldability, making it suitable for a variety of industrial applications. The steel has a low carbon content range of 0.25-0.30%, making it relatively soft and easy to work with.
Smelting temperature:1764°C - 1974°C
Application:Cold rolled alloy steel rod
ASTM A331 Grade E9310 Material Chemical Composition
The chemical composition of the ASTM A331 Grade E9310 steel are as follows:
| Element | Min | Max |
|---|---|---|
| Molybdenum (Mo) | 0.0800 | 0.1500 |
| Nickel (Ni) | 3.0000 | 3.5000 |
| Chromium (Cr) | 1.0000 | 1.4000 |
| PhOsphorus (P) | - | 0.0250 |
| Sulfur (S) | - | 0.0250 |
| Manganese (Mn) | 0.4500 | 0.6500 |
| Silicon (Si) | 0.1500 | 0.3000 |
| Carbon (C) | 0.0800 | 0.1300 |
ASTM A331 Grade E9310 Material Mechanical Properties
The mechanical properties of the ASTM A331 Grade E9310 steel are as follows:
| YieldRp0.2 | ≤ 456 (MPa) |
| TeileRm | ≤ 319 (MPa) |
| ImpactKV/Ku | 34(J) |
| ElongationA | 23% |
| Reduction in cross section on fractureZ | 42% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 224 |
ASTM A331 Grade E9310 Material Thermal Properties
The thermal performance parameters of the ASTM A331 Grade E9310 steel are as follows:
| Temperature (°C) | 14 | 553 | 352 |
| Modulus of elasticity (GPa) | - | 549 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 13 |
| Thermal conductivity (W/m·°C) | - | 24.3 | 21.2 |
| Specific thermal capacity (J/kg·°C) | - | 342 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.32 | - | - |
| Deity (kg/dm³) | - | - | 121 |
| Poisson’s coefficient, ν | - | - | 311 |