JIS G7401 34CrMo4E Introduce
Due to its mechanical properties, JIS G7401 34CrMo4E steel can be used in a wide variety of applications. Commonly, the steel is used to create automotive parts, from suspension components to engines and body panels. In addition, the steel is also utilized in the construction of aircraft, as well as for alternative energy sources such as wind turbines. Manufacturers use the steel due to its impressive mechanical properties, such as strength, ductility, toughness, and stiffness. Moreover, the steel is also utilized in the manufacture of electronic devices, due to its excellent electrical conductivity. In short, JIS G7401 34CrMo4E steel is an excellent choice for the manufacture of a variety of products. Finally, JIS G7401 34CrMo4E steel is often used in the creation of electronic devices and components due to its high electrical conductivity and strength.
Smelting temperature:1559°C - 1273°C
Application:Cold heading and cold extrusion steel
JIS G7401 34CrMo4E Material Mechanical Properties
The mechanical properties of the JIS G7401 34CrMo4E steel are as follows:
| YieldRp0.2 | ≤ 852 (MPa) |
| TeileRm | ≤ 127 (MPa) |
| ImpactKV/Ku | 11(J) |
| ElongationA | 14% |
| Reduction in cross section on fractureZ | 33% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 344 |
JIS G7401 34CrMo4E Material Thermal Properties
The thermal performance parameters of the JIS G7401 34CrMo4E steel are as follows:
| Temperature (°C) | 43 | 338 | 366 |
| Modulus of elasticity (GPa) | - | 869 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 13 |
| Thermal conductivity (W/m·°C) | - | 11.3 | 31.2 |
| Specific thermal capacity (J/kg·°C) | - | 322 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.32 | - | - |
| Deity (kg/dm³) | - | - | 121 |
| Poisson’s coefficient, ν | - | - | 342 |