AISI 4150 | SAE 4150
AISI 4150 | SAE 4150 Alloy Steel || AISI 4150 | SAE 4150 Bright Bars || AISI 4150 | SAE 4150 Alloy Steel Round Bars || AISI 4150 | SAE 4150 Forged Bars || AISI 4150 | SAE 4150 Case Hardening Steel
The SAE 4150 material properties are high tensile strength and high hardness. SAE 4150 equivalent grade is AISI 4150 and UNS G41500. SAE 4150 material comes under alloy steel of grades of steel. Buy SAE 4150 online from National Steel Industries. ​SAE 4150 has good machinability and hence it is used to make nuts, bolts, gears, shafts, arms, rollers, crankshafts, etc. SAE 4150 is used in the automobile industry, aviation industry, automotive industry, oil and gas industry, etc.
​
National Steel Industries is the most prominent supplier of SAE 4150 steel. Buy good quality SAE 4150 round bars and SAE 4150 flat bars online from us which are tested for a variety of parameters and delivered with a material test certificate for complete quality assurance.
SAE 4150 Chemical Composition
SAE 4150 has a carbon content of 0.48-0.53 % and manganese of 0.75-1.00 %. Due to the high carbon and manganese content in SAE 4150, the material's hardness is high. P and S content is restricted to a maximum of 0.035 % and 0.040 %.
​
Element %Composition
​
C 0.48-0.53
Mn 0.75/1.00
P Max. 0.035
S Max. 0.04
Si 0.20/0.35
Ni -
Cr 0.80/1.10
Mo 0.15/0.25
SAE 4150 Mechanical Properties
SAE 4150 mechanical properties are high tensile strength and high hardness. The material lacks nickel content and hence low-temperature heat treatments are allowed on the material.
Property Value
Tensile Strength 850-1000 N/mm²
Hardness 150-250HB
Elongation 20%
​
​
​
SAE 4150 Heat Treatments
-
Forging or hot rolling
-
Normalizing
-
Soft annealing
-
Core hardening
-
Intermediate annealing
-
Case hardening
-
Tempering
-
Carburising