Carbon steel round bar 1144 stress relieved TGP offers a unique combination of strength, machinability, and dimensional stability. This steel undergoes a stress relieving process to minimize internal tensions, reducing warping and ensuring consistent performance. Its excellent machining properties make it ideal for applications like shafts, gears, pins, and other components requiring precise shaping.

MTR MTR Available
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Product Information

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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
40
Max Length
72
Alloy
1144
Production Method
Stress Relieved TGP
Metal Type
Carbon Steel
Shape
Bar-Round
Yes
Eniteo Vendor ID
1961
Custom Cut Warehouse
0
Weight/Lineal Foot
39.74 pounds
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Mechanical Properties

Ultimate Tensile Strength KSI
108
Yield Tensile Strength KSI
90
Elongation % in 2 in.
10
Brinell Hardness 500 kg load
210
Shear Strength KSI
73
Rockwell Hardness B Scale
95
Melting Point °F
2580 - 2650
Density g/cm^3
8
Machinability %
83
Electrical Conductivity % IACS
7
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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

This round bar has a diameter of 40mm and a length of 72 inches (+/- 2 inches). It is made from 1144 carbon steel, known for its strength and excellent machinability.

Yes, the bar is stress relieved and turned, ground, and polished (TGP), which minimizes internal stresses and warping, making it ideal for precise components like shafts, gears, and pins.

Yes, an MTR report is available for this product to verify its chemical and mechanical properties.

The product is currently in stock and available for purchase as a single piece pack, ready to ship from Online Metals.

It has an ultimate tensile strength of 108 ksi, yield strength of 90 ksi, elongation of 10%, and a Brinell hardness of 210, offering a good balance of strength and durability.

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