ASTM A568/A568M Grade 1090 Introduce
There are several advantages of ASTM A568/A568M Grade 1090, including its exceptional strength, ductility, and toughness. It is also highly resistant to corrosion, making it a great choice for applications in aggressive environments. Furthermore, ASTM A568/A568M Grade 1090 has excellent formability, making it well suited for welding, forging, and cutting. Lastly, ASTM A568/A568M Grade 1090 is a cost-effective material due to its low cost and high quality.
Smelting temperature:1484°C - 1623°C
Application:Hot rolled and cold rolled high strength low alloy carbon steel sheet
ASTM A568/A568M Grade 1090 Material Mechanical Properties
ASTM A568/A568M Grade 1090 is used for a variety of commercial applications, primarily for structural products such as bridges, buildings, industrial machinery, and other associated construction products. It is available in a variety of grades and product forms such as hot-rolled, cold-rolled, galvanized, aluminized, coated, and tempered steel. This ASTM A568/A568M standard is most commonly used in structural steels and provides a variety of tensile strength, yield strength and elongation requirements.
The mechanical properties of the ASTM A568/A568M Grade 1090 steel are as follows:
| YieldRp0.2 | ≤ 317 (MPa) |
| TeileRm | ≤ 248 (MPa) |
| ImpactKV/Ku | 34(J) |
| ElongationA | 33% |
| Reduction in cross section on fractureZ | 32% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 443 |
ASTM A568/A568M Grade 1090 Material Thermal Properties
The thermal performance parameters of the ASTM A568/A568M Grade 1090 steel are as follows:
| Temperature (°C) | 24 | 973 | 913 |
| Modulus of elasticity (GPa) | - | 129 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 22 |
| Thermal conductivity (W/m·°C) | - | 22.3 | 33.2 |
| Specific thermal capacity (J/kg·°C) | - | 331 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.33 | - | - |
| Deity (kg/dm³) | - | - | 322 |
| Poisson’s coefficient, ν | - | - | 134 |