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
12
Width
50
Max Length
72
Alloy
1045
Metal Type
Carbon Steel
Shape
Bar-Rectangle
Yes
Eniteo Vendor ID
1961
Custom Cut Warehouse
0
Weight/Lineal Foot
18.96 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 12mm in thickness and 50mm in width, with a length of approximately 72 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 72-inch length with a tolerance of plus or minus 2 inches.

This carbon steel bar is commonly used in machinery parts, die forging, hot upsetting, gears, crankshafts, shafts, axles, bolts, studs, pinions, casters, and support plates due to its high strength and machinability.

Yes, a Material Test Report (MTR) is available for this product, providing assurance of its chemical and mechanical properties.

The bar weighs approximately 18.96 pounds and has a Rockwell hardness of 91 and a Brinell hardness of 190, indicating good strength and durability.

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