Cold Finish Alloy Steel Round Bar 4130 (4.5") offers good weldability without compromising steel abrasion and impact resistance. 4130 is commonly used in structural applications, including gears, fasteners, and some aircraft exterior as it has good machinability, good weldability, and can be heat treated.
Product Information
Please note:
Please note that this data is to be used ONLY FOR REFERENCE, NOT FOR DESIGN, and by using it,you agree that any decisions you make regarding materials for your project are at your own discretion.
Diameter
4.5
Max Length
144
Alloy
4130
Temper
Normalized
Metal Type
Alloy Steel
Shape
Bar-Round
Yes
RoHS
Yes 6C
REACH
No
Custom Cut Warehouse
1
Weight/Lineal Foot
51.23 pounds
Mechanical Properties
Ultimate Tensile Strength KSI
97
Density g/cm^3
8
Electrical Conductivity % IACS
7
Elongation % in 2 in.
26
Brinell Hardness 500 kg load
197
Rockwell Hardness B Scale
92
Shear Strength KSI
62
Yield Tensile Strength KSI
63
Melting Point °F
2590 - 2660
Chemistry Information : 4130 Alloy Steel
Element
Percentage
Element
Percentage
Element
Percentage
C
0.28
-
0.33
Cr
0.8
-
1.1
Fe
97.3
-
98.22
Mn
0.4
-
0.6
Mo
0.15
-
0.25
P
0.035
max
Si
0.15
-
0.35
S
0.04
max