ASTM A1008/A1008M SS Grade 275 Type 2 Introduce
The ASTM A1008/A1008M steel standard was developed as a result of the changing global steel market. With the emergence of new steel alloys and advancements in metallurgy, the need for a comprehensive, reliable standard for steel products was necessary. This standard was established to provide uniformity, accuracy, and quality control to manufacturers and consumers alike.
Smelting temperature:1521°C - 1324°C
Application:Standard Specification for Steel Sheet, Cold-Rolled, Carbon, Structural, High-Strength Low-Alloy, High-Strength Low-Alloy with Improved Formability
ASTM A1008/A1008M SS Grade 275 Type 2 Material Mechanical Properties
ASTM A1008/A1008M SS Grade 275 Type 2 steel is a low carbon steel with good mechanical properties that has been widely used in a variety of industries in the recent past. In particular, it is renowned for its excellent welding capability, which makes it an ideal material choice for structural components and parts exposed to high stresses, such as vehicle frames and body panels. Other applications include building components, tubular products, and precision instruments. The mechanical properties of ASTM A1008/A1008M SS Grade 275 Type 2 steel are largely determined by its chemical composition.
The mechanical properties of the ASTM A1008/A1008M SS Grade 275 Type 2 steel are as follows:
| YieldRp0.2 | ≤ 295 (MPa) |
| TeileRm | ≤ 392 (MPa) |
| ImpactKV/Ku | 41(J) |
| ElongationA | 24% |
| Reduction in cross section on fractureZ | 13% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 422 |
ASTM A1008/A1008M SS Grade 275 Type 2 Material Thermal Properties
The thermal performance parameters of the ASTM A1008/A1008M SS Grade 275 Type 2 steel are as follows:
| Temperature (°C) | 32 | 772 | 286 |
| Modulus of elasticity (GPa) | - | 829 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 14 |
| Thermal conductivity (W/m·°C) | - | 22.3 | 32.2 |
| Specific thermal capacity (J/kg·°C) | - | 421 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.24 | - | - |
| Deity (kg/dm³) | - | - | 343 |
| Poisson’s coefficient, ν | - | - | 112 |
ASTM A1008/A1008M SS Grade 275 Type 2 Material Machining Technology
ASTM A1008/A1008M SS Grade 275 Type 2 steel is a popular material that is often used in sheet metal fabrication. It is a low-carbon steel that is known for its hardness and strength. Machining this material can be a challenge due to its high hardness, but several methods can be used to successfully machine it. Diamond grinding, EDM, milling, and turning are all effective methods of machining ASTM A1008/A1008M SS Grade 275 Type 2 steel. It is important to keep several factors in mind when machining this material, such as the use of sharp tools and a slower speed and feed rate. With the correct tools and techniques, it is possible to achieve successful results when machining this material.