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AISI 4340 Normalized
Description
Equivalent Materials
Ashby charts
See where AISI 4340 Normalized falls on the material property chart for Density against Elastic modulus in your materials selection and design process. Our Ashby charts are interactive with more technical data upon clicking. Sign up to get access to this premium feature for free.
Properties
General
Density
ρ7.8 g/cm³ at 20 °C
Mechanical
Elastic modulus
E210 GPa at 20 °C
Elongation
A12 % at 20 °C
Poisson's ratio
ν0.29 [-] at 20 °C
Typical for Nickel Chromium Molybdenum Steel
Tensile strength
Rm1280 MPa at 20 °C
Yield strength
YS860 MPa at 20 °C
Thermal
Coefficient of thermal expansion
α1.2E-5 1/K at 20 °C
Melting point
Tm1382 - 1529 °C
Typical for Nickel Chromium Molybdenum Steel
Specific heat capacity
cp450 J/(kg·K) at 20 °C
Thermal conductivity
λ34 - 54 W/(m·K) at 20 °C
Typical for Nickel Chromium Molybdenum Steel
Chemical properties
Element
Weight %
Comment
95.1 - 96.3 %
1.7 - 2 %
0.7 - 0.9 %
0.6 - 0.8 %
0.38 - 0.43 %
This material data has been provided by MakeItFrom.com.
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.
Suggested reading
ASTM A108 Carbon and Alloy Steel BarsASTM A479 Stainless Steel ASTM A564 Stainless Steel Age HardenedCold Rolled SteelsElectrical Steel: Properties, Types, Production, and ApplicationsHot Rolled SteelsIntroduction to Steel GradesMaterials Used in BridgesWhat is ASTM A36?What is ASTM A53?What is the Coefficient of Thermal Expansion?Young's Modulus: Definition, Measurement, and Typical Values