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OVERVIEW SPECIFICATIONS AND TECHNICAL INFORMATION

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Dimension Name

Specification

Alloy 4340
Thickness 0.75
Width 1.5
Max Length 144
MTR Availability Yes
Full Length true
Material Alloy Steel
Shape Bar-Rectangle
Custom Cut Warehouse 1

Weight/Lineal Foot

3.83 pounds
Please note that this data is to be used ONLY FOR REFERENCE, NOT FOR DESIGN, and by using it,you agree that any decisions you make regarding materials for your project are at your own discretion.

Mechanical Properties

Property Value
Brinell Hardness 3000 kg load 301
Rockwell Hardness B scale 107
Density g/cm^3 7
Elongation Typical % 10
Melting Point °F 2580 - 2650
Reduction of Area % 30
Specific Heat BTU/lb-°F (32-212F) 1
Modulus of Elasticity KSI
Thermal Conductivity BTU-in/hr-ft^2-°F 309
Tensile Strength KSI 260
Yield Strength KSI 217

Chemistry Information: 4340 Alloy Steel

Element Percentage
C 0.37 - 0.43
Cr 0.8
Fe 96
Mn 0.7
Ni 1.83
P 0.035 max
S 0.04 max
Si 0.23
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