DIN 1.7734 5

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Description

Alloy 15CDV6 (1.7734) can be easily welded without further localised heat treatment. It exhibits high yield strength as well as good toughness.

Equivalent Materials

This material data has been provided by Matmatch.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.

Ashby charts

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Properties

General

PropertyTemperatureValueComment

Density

23.0 °C

7.8 g/cm³

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typical value

Mechanical

PropertyTemperatureValueComment

Elastic modulus

23.0 °C

190 - 210 GPa

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typical value

Elongation

23.0 °C

11 %

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Hardness, Brinell

23.0 °C

293 - 352 [-]

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in annealed condition: 197

Poisson's ratio

23.0 °C

0.3 [-]

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typical value

Tensile strength

23.0 °C

980 - 1180 MPa

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Yield strength

23.0 °C

790 MPa

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Thermal

PropertyTemperatureValueComment

Coefficient of thermal expansion

23.0 °C

1.1E-5 - 1.4E-5 1/K

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Typical for Chromium Molybdenum Steel

Melting point

1382 - 1529 °C

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Typical for Chromium Molybdenum Steel

Specific heat capacity

23.0 °C

448 - 502 J/(kg·K)

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Typical for Chromium Molybdenum Steel

Thermal conductivity

23.0 °C

36 - 43 W/(m·K)

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Typical for Chromium Molybdenum Steel

Chemical properties

PropertyValueComment

Carbon

0.12 - 0.18 %

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Chromium

1.25 - 1.5 %

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Iron

Balance

Manganese

0.8 - 1.1 %

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Molybdenum

0.8 - 1 %

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Phosphorus

0.02 %

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max.

Silicon

0.2 %

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max.

Sulfur

0.015 %

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max.

Vanadium

0.2 - 0.3 %

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Technological properties

Property
Application areas

Pressure vessels, Wishbones, Uprights, Suspension components, Motorsport applications, Track and push rods, Rocket motor casings, Roll cages, Aerospace