JIS G4051 S22C Introduce
Yield strength is the amount of force needed to cause the material to permanent deformation, usually measured as a stress. Fatigue strength is the ability of a material to withstand cyclic loading without breaking. Knowing the mechanical properties of JIS G4051 S22C steel is important fordetermining its suitability and usefulness in a variety of industrial applications.
Smelting temperature:1913°C - 1238°C
Application:Carbon steel for mechanical structure
JIS G4051 S22C Material Chemical Composition
The chemical composition of the JIS G4051 S22C steel are as follows:
| Element | Min | Max |
|---|---|---|
| Silicon (Si) | 0.1500 | 0.3500 |
| Sulfur (S) | - | 0.0350 |
| PhOsphorus (P) | - | 0.0300 |
| (Ni+Cr) | - | 0.3500 |
| Nickel (Ni) | - | 0.2000 |
| Manganese (Mn) | 0.3000 | 0.6000 |
| Copper (Cu) | - | 0.3000 |
| Chromium (Cr) | - | 0.2000 |
| Carbon (C) | 0.2000 | 0.2500 |
JIS G4051 S22C Material Mechanical Properties
The mechanical properties of the JIS G4051 S22C steel are as follows:
| YieldRp0.2 | ≤ 434 (MPa) |
| TeileRm | ≤ 312 (MPa) |
| ImpactKV/Ku | 42(J) |
| ElongationA | 32% |
| Reduction in cross section on fractureZ | 12% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 133 |
JIS G4051 S22C Material Thermal Properties
The thermal performance parameters of the JIS G4051 S22C steel are as follows:
| Temperature (°C) | 31 | 446 | 464 |
| Modulus of elasticity (GPa) | - | 949 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 24 |
| Thermal conductivity (W/m·°C) | - | 13.3 | 22.2 |
| Specific thermal capacity (J/kg·°C) | - | 143 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.33 | - | - |
| Deity (kg/dm³) | - | - | 332 |
| Poisson’s coefficient, ν | - | - | 334 |