JIS SM570 JIS G3106
JIS SM 570 JIS G3106 steel Product Introduction
Welding JIS SM570 JIS G3106 is easy because it is highly weldable. The most common welding methods are arc welding, gas welding, and electric resistance welding. Preheat temperatures must be observed in order to prevent cracks, warping, and other defects. It is important to select the right filler material to ensure good welds. In general, low-hydrogen electrodes are recommended for welding JIS SM570 JIS G3106. The type of electrode and the size of the electrode should be selected carefully in order to achieve the desired results.
JIS SM 570JIS G3106 Steel Product Details
The yield refers to the transition of JIS SM570 JIS G3106 from non-uniform elastic state to elastic-plastic state after reaching a certain deformation stress. It marks the beginning of macro-plastic deformation.
Tensile strength(Rm) refers to the maximum stress that JIS SM570 JIS G3106 bears before breaking. When the steel yields to a certain extent, its resistance to deformation increases again due to the rearrangement of internal grains. At this time, although the deformation develops rapidly, it can only increase with the increase of stress until the maximum stress is reached. Thereafter, the JIS SM570 JIS G3106 is ability to resist deformation is obviously reduced, and a large plastic deformation occurs at the weakest point, where the section of the specimen shrinks rapidly, leading to necking until fracture. The maximum stress value of JIS SM570 JIS G3106 before tensile fracture is called strength limit or tensile strength.
| Yield Rp0.2 (MPa) |
Tensile Rm (MPa) |
Impact KV/Ku (J) |
Elongation A (%) |
Reduction in cross section on fracture Z (%) |
As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 541 (≥) | 218 (≥) | 11 | 32 | 14 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 421 |
JIS SM570 JIS G3106 Physical Properties
Physical performance parameters of JIS SM570 JIS G3106 are mainly indicated by density, poisson's ratio, thermal conductivity, specific thermal capacity, coefficient of thermal expansion, modulus of elasticity, electrical resistance value, etc.
| Temperature (°C) |
Modulus of elasticity (GPa) |
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and | Thermal conductivity (W/m·°C) |
Specific thermal capacity (J/kg·°C) |
Specific electrical resistivity (Ω mm²/m) |
Density (kg/dm³) |
Poisson's coefficient, ν |
|---|---|---|---|---|---|---|---|
| 14 | - | - | 0.41 | - | |||
| 171 | 592 | - | 33.3 | 431 | - | ||
| 664 | - | 12 | 34.2 | 133 | 441 |
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