JIS G4805 16NiCrMo16-5 Introduce
JIS G4805 16NiCrMo16-5 steel displays excellent corrosion and wear resistance. Generally, the chromium and nickel content in the steel provides good resistance to corrosion in a variety of environments, while the molybdenum content provides additional resistance to corrosion in high-temperature and high-pressure applications. JIS G4805 16NiCrMo16-5 is a versatile steel alloy used in a variety of applications. It provides many benefits due to its chemical composition, including excellent strength, wear resistance, and corrosion protection.
Smelting temperature:1632°C - 1631°C
Application:High carbon chromium bearing steel
JIS G4805 16NiCrMo16-5 Material Chemical Composition
The chemical composition of the JIS G4805 16NiCrMo16-5 steel are as follows:
| Element | Min | Max |
|---|---|---|
| Silicon (Si) | - | 0.4000 |
| Sulfur (S) | - | 0.0150 |
| PhOsphorus (P) | - | 0.0250 |
| Nickel (Ni) | 3.8000 | 4.3000 |
| Molybdenum (Mo) | 0.2000 | 0.3000 |
| Manganese (Mn) | 0.2500 | 0.5500 |
| Chromium (Cr) | 1.0000 | 1.4000 |
| Carbon (C) | 0.1400 | 0.1800 |
JIS G4805 16NiCrMo16-5 Material Mechanical Properties
The mechanical properties of the JIS G4805 16NiCrMo16-5 steel are as follows:
| YieldRp0.2 | ≤ 446 (MPa) |
| TeileRm | ≤ 261 (MPa) |
| ImpactKV/Ku | 23(J) |
| ElongationA | 24% |
| Reduction in cross section on fractureZ | 31% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 431 |
JIS G4805 16NiCrMo16-5 Material Thermal Properties
The thermal performance parameters of the JIS G4805 16NiCrMo16-5 steel are as follows:
| Temperature (°C) | 21 | 559 | 964 |
| Modulus of elasticity (GPa) | - | 958 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 24 |
| Thermal conductivity (W/m·°C) | - | 41.3 | 11.2 |
| Specific thermal capacity (J/kg·°C) | - | 234 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.33 | - | - |
| Deity (kg/dm³) | - | - | 334 |
| Poisson’s coefficient, ν | - | - | 142 |