SUS420J1 (JIS G4306) Hot‑Rolled & Annealed – Premium Martensitic Stainless Steel
Properties
General
| Property | Temperature | Value | Comment |
|---|---|---|---|
Density | 20.0 °C | 7.6 - 7.7 g/cm³ | Typical for Martensitic Stainless Steel |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | 20.0 °C | 220 GPa | Typical for Martensitic Stainless Steel |
Elongation | 20.0 °C | 18 % | |
Poisson's ratio | 20.0 °C | 0.3 [-] | Typical for Martensitic Stainless Steel |
Tensile strength | 20.0 °C | 520 MPa | |
Yield strength | 20.0 °C | 226 MPa |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | 20.0 °C | 1E-5 - 1.5E-5 1/K | Typical for Martensitic Stainless Steel |
Melting point | 1375 - 1450 °C | Typical for Martensitic Stainless Steel | |
Specific heat capacity | 20.0 °C | 460 J/(kg·K) | Typical for Martensitic Stainless Steel |
Thermal conductivity | 20.0 °C | 14 - 31 W/(m·K) | Typical for Martensitic Stainless Steel |
Electrical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Electrical resistivity | 20.0 °C | 6E-7 Ω·m | Typical for Martensitic Stainless Steel |
Chemical properties
| Property | Value |
|---|---|
Carbon | 0.16 - 0.25 % |
Chromium | 12 - 14 % |
Iron | 83.08 - 87.84 % |
Manganese | 1 % |
Nickel | 0.6 % |
Phosphorus | 0.04 % |
Silicon | 1 % |
Sulfur | 0.03 % |
Technological properties
| Property | ||
|---|---|---|
| Processing history | hot-rolled, annealed | |
Metal
- JIS G4311 Grade SUH446 Annealed – Comprehensive Technical Specifications
- JIS G4305 Grade SUS429J1 Annealed – Properties & Specifications of Ferritic Stainless Steel
- JIS G4303 Grade SUS430F Annealed Steel: Key Properties & Specifications
- JIS G4303 Grade SUS 434 – Annealed Ferritic Stainless Steel – Properties & Specs
- JIS G4303 Grade SUS447J1 Annealed Stainless Steel – Superior Properties & Performance
- JIS G4303 Grade SUSXM27 – High-Performance Annealed Ferritic Stainless Steel
- JIS G4306 Grade SUS301 – Cold-Rolled, Solution-Annealed Stainless Steel
- JIS G4306 SUS302 Stainless Steel – Hot Rolled, Solution-Annealed Grade
- SUS420J1 (JIS G4305) – High‑Performance Annealed Martensitic Stainless Steel
- SUS420J1 (JIS G4304) – High-Performance Annealed Martensitic Stainless Steel