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4020 Steel Properties & Composition

General Information

Cast Alloy Designation: 
6N(4020)
Alloy family: 
Carbon and Low Alloy
UNS #: 
J13512
ASTM Standard(s): 
A732
Wrought: 
4020

Chemical Composition

C: 
0.00-0.35
Mn: 
1.35-1.75
Cr: 
0.00-0.00
Mo: 
0.25-0.55
Ni: 
0.00-0.00
Fe: 
97.35-98.40
Cu: 
0.00-0.00

Mechanical Properties

Tensile strength (ksi): 
0.00-90.00
Yield strength (ksi): 
60
Elongation (%): 
20
Hardness (Brinell): 
0.00-0.00