15CDV6 Alloy (DIN 1.7734) – High Strength, Easy Welding, Superior Toughness
Alloy 15CDV6 (1.7734) can be easily welded without further localised heat treatment. It exhibits high yield strength as well as good toughness.
Properties
General
| Property | Temperature | Value | Comment |
|---|---|---|---|
Density | 23.0 °C | 7.8 g/cm³ | typical value |
Mechanical
| Property | Temperature | Value | Comment |
|---|---|---|---|
Elastic modulus | 23.0 °C | 190 - 210 GPa | typical value |
Elongation | 23.0 °C | 10 % | |
Hardness, Brinell | 23.0 °C | 321 - 363 [-] | in annealed condition: 197 |
Poisson's ratio | 23.0 °C | 0.3 [-] | typical value |
Tensile strength | 23.0 °C | 1080 - 1250 MPa | |
Yield strength | 23.0 °C | 930 MPa |
Thermal
| Property | Temperature | Value | Comment |
|---|---|---|---|
Coefficient of thermal expansion | 23.0 °C | 1.1E-5 - 1.4E-5 1/K | Typical for Chromium Molybdenum Steel |
Melting point | 1382 - 1529 °C | Typical for Chromium Molybdenum Steel | |
Specific heat capacity | 23.0 °C | 448 - 502 J/(kg·K) | Typical for Chromium Molybdenum Steel |
Thermal conductivity | 23.0 °C | 36 - 43 W/(m·K) | Typical for Chromium Molybdenum Steel |
Chemical properties
| Property | Value | Comment | |
|---|---|---|---|
Carbon | 0.12 - 0.18 % | ||
Chromium | 1.25 - 1.5 % | ||
Iron | Balance | ||
Manganese | 0.8 - 1.1 % | ||
Molybdenum | 0.8 - 1 % | ||
Phosphorus | 0.02 % | max. | |
Silicon | 0.2 % | max. | |
Sulfur | 0.015 % | max. | |
Vanadium | 0.2 - 0.3 % | ||
Technological properties
| Property | ||
|---|---|---|
| Application areas | Pressure vessels, Wishbones, Uprights, Suspension components, Motorsport applications, Track and push rods, Rocket motor casings, Roll cages, Aerospace | |
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