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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.
Dimension Name | Specification |
Diameter | 8 |
Max Length | 144 |
Alloy | 4340 |
Temper | Annealed |
Production Method | Rough Turned |
Material | Alloy Steel |
Shape | Bar-Round |
MTR Availability | Yes |
RoHS | Yes 6C |
REACH | No |
Custom Cut Warehouse | 1 |
Weight/Lineal Foot | ||
170.62 pounds |
Mechanical Properties | |
Property | Value |
Density g/cm^3 | 8 |
Ultimate Tensile Strength KSI | 108 |
Yield Tensile Strength KSI | 68 |
Brinell Hardness 500 kg load | 217 |
Shear Strength KSI | 63 |
Melting Point °F | 2580 - 2650 |
Rockwell Hardness B Scale | 95 |
Elongation % in 2 in. | 22 |
Electrical Conductivity % IACS | 8 |
Machinability % | 50 |
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 |