Cold Roll Round Bar 1144, also called "Stress Relieved" or "Stressproof®", has excellent strength, hardness, and it is easily machined. 1144 is also designed to resist warping during heat treatment. It is typically used in nuts, bolts, arbors, gears, pinions, piston rods, sleeves, shafts, and screws.
Stressproof is a trademark of LaSalle Steel Co.

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Product Information

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Please note:

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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
0.625
Max Length
144
Alloy
1144
Production Method
Cold Finish
Metal Type
Carbon Steel
Shape
Bar-Round
No
Custom Cut Warehouse
1
Weight/Lineal Foot
1.05 pounds
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Mechanical Properties

Density g/cm^3
8
Yield Tensile Strength KSI
90
Ultimate Tensile Strength KSI
108
Brinell Hardness 3000 kg load
210
Rockwell Hardness B Scale
95
Melting Point °F
2580 - 2650
Elongation % in 2 in.
10
Shear Strength KSI
73
Electrical Conductivity % IACS
7
Machinability %
83
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Chemistry Information : 1144 Carbon Steel

Element
Percentage
Element
Percentage
Element
Percentage
Fe
97.54 - 98.01
C
0.4 - 0.48
Mn
1.35 - 1.65
P
0.04  max
S
0.24 - 0.33

The 1144 stress relieved carbon steel round bar offers high strength, excellent machinability, and reduced distortion during machining compared to standard carbon steels. Its stress relieved temper provides added dimensional stability, making it ideal for applications requiring tight tolerances.

Yes, the 1144 cold finish round bar is well-suited for precision parts due to its high strength, stress relieved temper, and superior machinability. It is commonly used for making shafts, gears, and machine components that demand accuracy.

Custom cut services for this carbon steel 1144 round bar are available, so you can specify the length you need to fit your project requirements.

The 1144 carbon steel round bar has only moderate corrosion resistance and is not recommended for environments where exposure to moisture or corrosive elements is expected without additional protection.

This 0.625-inch round bar is stocked in select warehouses, and availability can vary. Most orders ship promptly from the warehouse with available stock, ensuring quick delivery to your location.

Yes, custom cut services are available for this 1144 carbon steel round bar, allowing you to specify the exact length needed for your project.

Absolutely. The 1144 stress relieved cold finish round bar offers excellent machinability and dimensional stability, making it ideal for precision parts like shafts, gears, and machine components.

The 1144 carbon steel round bar has moderate corrosion resistance and is not recommended for use in environments with moisture or corrosive elements without additional protective measures.

This round bar is stocked in select warehouses, and most orders ship promptly from available stock to ensure quick delivery.

The 1144 stress relieved carbon steel round bar provides high strength, excellent hardness, and superior machinability with reduced distortion during machining, making it suitable for nuts, bolts, gears, shafts, and other mechanical parts.

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