SEW 092 QStE420TM Introduce
SEW 092 QStE420TM is a hot-rolled steel product which is commonly used to form frames, framework and other structural components. This steel has a higher strength and toughness than other types of steel, making it ideal for many types of construction projects. It is also more resistant to corrosion than other steels, and offers excellent formability and weldability.
Smelting temperature:1132°C - 1413°C
Application:High yield strength steel hot rolled sheet for cold forming
SEW 092 QStE420TM Material Mechanical Properties
The mechanical properties of the SEW 092 QStE420TM steel are as follows:
| YieldRp0.2 | 316 (≥)(MPa) |
| TeileRm | 129 (≥)(MPa) |
| ImpactKV/Ku | 24(J) |
| ElongationA | 33% |
| Reduction in cross section on fractureZ | 11% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 424 |
SEW 092 QStE420TM Material Thermal Properties
The thermal performance parameters of the SEW 092 QStE420TM steel are as follows:
| Temperature (°C) | 13 | 322 | 381 |
| Modulus of elasticity (GPa) | - | 824 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 42 |
| Thermal conductivity (W/m·°C) | - | 11.3 | 11.2 |
| Specific thermal capacity (J/kg·°C) | - | 322 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.22 | - | - |
| Deity (kg/dm³) | - | - | 243 |
| Poisson’s coefficient, ν | - | - | 423 |
SEW 092 QStE420TM Material Machining Technology
SEW 092 QStE420TM steel is an alloy that is incredibly strong and durable, making it ideal for parts and components that require precision and high load bearing capacities. The alloy is also incredibly stable, which means that it does not lose its form or quality under extreme temperatures and other environmental pressures. Additionally, SEW 092 QStE420TM steel is relatively easy to machine, as it is an alloy that is relatively low in hardness and not susceptible to thermal distortion when machining at higher speeds. It also has low shrinkage and is compatible with automated processes, which means that much of the machining process can be done using robotics or computer-assisted methods.