Carbon Steel Square Bar 1045 exhibits medium tensile strength, good weldability and machinability, and high strength. 1045 is a commonly used lower carbon steel with a wide range of applications. It is typically used in machinery parts, die forging, hot upsetting, gears, crankshafts, shafts, axles, bolts, studs, pinions, casters, and support plates.

MTR MTR Available
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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.
Height
20
Max Length
36
Alloy
1045
Metal Type
Carbon Steel
Shape
Bar-Square
Yes
Eniteo Vendor ID
1961
Custom Cut Warehouse
0
Weight/Lineal Foot
6.32 pounds
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Mechanical Properties

Density g/cm^3
8
Ultimate Tensile Strength KSI
94
Rockwell Hardness B Scale
91
Brinell Hardness 3000 kg load
190
Yield Tensile Strength KSI
68
Elongation % in 2 in.
18
Melting Point °F
2590 - 2660
Shear Strength KSI
59
Electrical Conductivity % IACS
7
Machinability %
64
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Chemistry Information : 1045 Carbon Steel

Element
Percentage
Element
Percentage
Element
Percentage
Fe
98.7
Mn
0.8
S
0.05
C
0.45
P
0.04

The square bar measures 20mm in height and has a maximum length of 36 inches. It weighs approximately 6.32 pounds.

Yes, this 1045 carbon steel square bar offers good machinability and weldability, making it ideal for machinery parts, gears, shafts, and other similar applications.

Custom cut options are not available from the warehouse for this product, so it is sold in the standard 36-inch length.

Yes, an MTR report is available for this 1045 carbon steel square bar to verify its material properties and compliance.

This bar has an ultimate tensile strength of 94 ksi, a yield tensile strength of 68 ksi, and a Brinell hardness of 190, indicating its medium strength and durability.

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