Industrial metal background

4140 Carbon Steel Bar/Rod

Carbon SteelBar/Rod
4140 Carbon Steel Bar/Rod

Description (English)

4140 Carbon Steel Bar/Rod is a carbon steel bar/rod product.

Chemical Composition

ElementValue
C0.38-0.43%
Mn0.75-1.00%
Si0.15-0.35%
Cr0.80-1.10%
Mo0.15-0.25%
P≀0.035%
S≀0.040%

Mechanical Properties

PropertyValue
HardnessHB
YS 0.2MPa
UTSksi
ElongationMPa
Reduction of areaksi
Elastic modulus%
Hardness320
YS 0.2920
UTS133
Elongation1075
Reduction of area156
Elastic modulus9
Hardness320
YS 0.2900
UTS131
Elongation1060
Reduction of area154
Elastic modulus8