GB 1591 10MnSiCu Introduce
GB 1591 10MnSiCu steel is known for its elasticity. This refers to the material's ability to return to its original shape after being subjected to stress. The elasticity of GB 1591 10MnSiCu steel helps it to hold its shape, and makes it resistant to permanent deformation. This is important for structures such as bridges, as it can ensure that the design stays intact even under heavy stress.
Smelting temperature:1846°C - 1583°C
Application:Low alloy high strength structural steel
GB 1591 10MnSiCu Material Mechanical Properties
The mechanical properties of the GB 1591 10MnSiCu steel are as follows:
| YieldRp0.2 | ≤ 615 (MPa) |
| TeileRm | ≤ 124 (MPa) |
| ImpactKV/Ku | 31(J) |
| ElongationA | 42% |
| Reduction in cross section on fractureZ | 31% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 131 |
GB 1591 10MnSiCu Material Thermal Properties
The thermal performance parameters of the GB 1591 10MnSiCu steel are as follows:
| Temperature (°C) | 33 | 344 | 274 |
| Modulus of elasticity (GPa) | - | 329 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 43 |
| Thermal conductivity (W/m·°C) | - | 43.3 | 32.2 |
| Specific thermal capacity (J/kg·°C) | - | 244 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.41 | - | - |
| Deity (kg/dm³) | - | - | 323 |
| Poisson’s coefficient, ν | - | - | 211 |
GB 1591 10MnSiCu Material Machining Technology
Even when machining GB 1591 10MnSiCu steel with the correct tools, techniques, and cutting conditions, some common problems can occur. One of the most common issues is a poor surface finish due to chatter, which can be caused by unstable cutting conditions. Additionally, tool wear can be a problem, as the cutting forces generated during machining can be very high, leading to accelerated tool wear. Moreover, GB 1591 10MnSiCu steel is known for its temper brittleness, which can lead to the workpiece cracking or chipping if the cutting conditions are not suitable.