ASTM A576 Grade 1008 Introduce
ASTM A576 Grade 1008 is a special-graded steel with a unique chemical composition and a wide range of mechanical properties. The steel is manufactured by a modified version of the open-hearth process, making it ideal for a wide range of engineering and construction applications. ASTM A576 Grade 1008 is a low-alloy steel and is primarily used in pipe and structural applications requiring high strength and lower temperatures. The steel has a relatively low-carbon content, making it a versatile and cost-effective option.
Smelting temperature:1991°C - 1421°C
Application:Super hot rolled carbon steel rod
ASTM A576 Grade 1008 Material Mechanical Properties
The mechanical properties of the ASTM A576 Grade 1008 steel are as follows:
| YieldRp0.2 | ≤ 973 (MPa) |
| TeileRm | ≤ 726 (MPa) |
| ImpactKV/Ku | 34(J) |
| ElongationA | 23% |
| Reduction in cross section on fractureZ | 34% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 344 |
ASTM A576 Grade 1008 Material Thermal Properties
The thermal performance parameters of the ASTM A576 Grade 1008 steel are as follows:
| Temperature (°C) | 11 | 698 | 168 |
| Modulus of elasticity (GPa) | - | 712 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 21 |
| Thermal conductivity (W/m·°C) | - | 41.3 | 24.2 |
| Specific thermal capacity (J/kg·°C) | - | 331 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.12 | - | - |
| Deity (kg/dm³) | - | - | 313 |
| Poisson’s coefficient, ν | - | - | 422 |
ASTM A576 Grade 1008 Material Machining Technology
ASTM A576 Grade 1008 steel is a versatile material that is widely used in a range of machining applications. It requires special consideration when machining due to its hardenability and alloying elements. Cutting tools suitable for this task include high-speed steel and cobalt-based tools. The cutting speed should be kept low to ensure a successful machining process, and the feed rate should be as low as possible. Additionally, proper cooling should be used to reduce tool wear.