Carbon Steel Rectangle 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.
Thickness
40
Width
60
Max Length
36
Alloy
1045
Metal Type
Carbon Steel
Shape
Bar-Rectangle
Yes
Eniteo Vendor ID
1961
Custom Cut Warehouse
0
Weight/Lineal Foot
37.95 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

This rectangle bar measures 40mm in thickness and 60mm in width, with a length of 36 inches (+/- 2 inches). It is made from 1045 carbon steel, known for medium tensile strength, good weldability, and machinability.

Custom cutting is not available from the warehouse for this product, so it is sold in the standard 36-inch length without custom cuts.

Yes, 1045 carbon steel offers good machinability (rated 64) and weldability, making it suitable for parts like gears, shafts, bolts, and other machinery components.

Yes, an MTR report is available for this product, providing verified material properties and compliance information.

The bar weighs approximately 37.95 pounds and has an ultimate tensile strength of 94 ksi, with a yield tensile strength of 68 ksi, making it a high-strength option for structural and mechanical uses.

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