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Product Details, Specifications, and Technical Information

See Alloy Steel Tolerances

Alloy Steel Sheet 4340 Annealed offers very high strength and weldability without compromising steel abrasion or impact resistance. Common uses for this alloy include the automotive, aerospace, and tooling industries, or anytime steel will be highly stressed.

shape Image
Dimension Name Specification
Thickness 0.75
Max Width 48
Max Length 120
Alloy 4340
Temper Annealed
Eniteo Vendor ID 1740
MTR Availability Yes
Material Alloy Steel
Shape Sheet/Plate
Custom Cut Warehouse 1
Ships In 5-7 Business Days
Material Specifications

This material meets the following specs: AMS -6359, ASTM -A829

Weight/Lineal Foot
30.67 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
Density g/cm^3 8
Ultimate Tensile Strength KSI 108
Rockwell Hardness B Scale 95
Elongation % in 2 in. 22
Yield Tensile Strength KSI 68
Brinell Hardness 500 kg load 217
Melting Point °F 2580 - 2650
Shear Strength KSI 63
Machinability % 50
Electrical Conductivity % IACS 8
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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