ASTM A469 Grade 6 – Quenched, Tempered & Stress‑Relieved Stainless Steel
Properties
General
| Property | Temperature | Value | Comment |
|---|---|---|---|
Density | 23.0 °C | 7.6 - 7.7 g/cm³ | Typical for Martensitic Stainless Steel |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Charpy impact energy | 23.0 °C | 80 J | |
Elastic modulus | 23.0 °C | 220 GPa | Typical for Martensitic Stainless Steel |
Elongation A50 | 23.0 °C | 18 % | |
Poisson's ratio | 23.0 °C | 0.3 [-] | Typical for Martensitic Stainless Steel |
Reduction of area | 23.0 °C | 55 % | |
Shear modulus | 23.0 °C | 77 GPa | Typical for Martensitic Stainless Steel |
Tensile strength | 23.0 °C | 690 MPa | |
Yield strength Rp0.02 | 23.0 °C | 550 MPa |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | 23.0 °C | 1E-5 - 1.5E-5 1/K | Typical for Martensitic Stainless Steel |
Melting point | 1370 - 1530 °C | Typical for Martensitic Stainless Steel | |
Specific heat capacity | 23.0 °C | 460 J/(kg·K) | Typical for Martensitic Stainless Steel |
Thermal conductivity | 23.0 °C | 14 - 31 W/(m·K) | Typical for Martensitic Stainless Steel |
Electrical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Electrical resistivity | 23.0 °C | 6E-7 Ω·m | Typical for Martensitic Stainless Steel |
Chemical properties
| Property | Value |
|---|---|
Carbon | 0.28 % |
Chromium | 1.25 - 2 % |
Manganese | 0.6 % |
Molybdenum | 0.3 - 0.6 % |
Nickel | 3.25 - 4 % |
Phosphorus | 0.02 % |
Silicon | 0.3 % |
Sulfur | 0.015 % |
Vanadium | 0.05 - 0.15 % |
Metal
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