JIS G4051 S58C 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 S58C steel is important fordetermining its suitability and usefulness in a variety of industrial applications.
Smelting temperature:1489°C - 1594°C
Application:Carbon steel for mechanical structure
JIS G4051 S58C Material Chemical Composition
The chemical composition of the JIS G4051 S58C 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) | 0.6000 | 0.9000 |
Copper (Cu) | - | 0.3000 |
Chromium (Cr) | - | 0.2000 |
Carbon (C) | 0.5500 | 0.6100 |
JIS G4051 S58C Material Mechanical Properties
The mechanical properties of the JIS G4051 S58C steel are as follows:
YieldRp0.2 | ≤ 655 (MPa) |
TeileRm | ≤ 189 (MPa) |
ImpactKV/Ku | 44(J) |
ElongationA | 22% |
Reduction in cross section on fractureZ | 21% |
As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
Brinell hardness (HBW) | 441 |
JIS G4051 S58C Material Thermal Properties
The thermal performance parameters of the JIS G4051 S58C steel are as follows:
Temperature (°C) | 24 | 886 | 771 |
Modulus of elasticity (GPa) | - | 342 | - |
Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 43 |
Thermal conductivity (W/m·°C) | - | 14.3 | 11.2 |
Specific thermal capacity (J/kg·°C) | - | 443 | - |
Specific electrical resistivity (Ω mm²/m) | 0.44 | - | - |
Deity (kg/dm³) | - | - | 213 |
Poisson’s coefficient, ν | - | - | 311 |