China 45 Steel Equivalent, Mechanical Properties & Chemical Composition vs SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness

Ratings Comparison

Strength

China 45 Steel Equivalent, Mechanical Properties & Chemical Composition 5/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness 8/10

Corrosion Resistance

China 45 Steel Equivalent, Mechanical Properties & Chemical Composition 3/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness 3/10

Lightweight

China 45 Steel Equivalent, Mechanical Properties & Chemical Composition 5/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness 5/10

Machinability

China 45 Steel Equivalent, Mechanical Properties & Chemical Composition 6/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness 4/10

Cost Efficiency

China 45 Steel Equivalent, Mechanical Properties & Chemical Composition 9/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness 9/10

Temperature Resistance

China 45 Steel Equivalent, Mechanical Properties & Chemical Composition 7/10
SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness 7/10

Properties Comparison

Property China 45 Steel Equivalent, Mechanical Properties & Chemical Composition SAE AISI 4140 Steel Properties, Material Heat Treatment, Rockwell Hardness
Metal Base Steel Steel
Tensile Strength 1020.0 MPa
Yield Strength 655.0 MPa
Elongation 17.7 %
Hardness (Brinell) 302.0 HB
Elastic Modulus
Density
Melting Point
Thermal Conductivity
Weldable
Heat Treatable
Magnetic