Copper Round Bar 145, also called Tellurium Copper, has excellent thermal and electrical conductivity, good corrosion resistance, goor malleability, and excellent machinability. 145 is mechanically similar to pure copper, but significantly easier to machine. It is typically used in high-speed automatic screw machines, circuit breaker terminals, hot forged studs, transformers, and other elextrical components.

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.
Diameter
2
Alloy
145
Temper
H02
Metal Type
Copper
Shape
Bar-Round
Yes
RoHS
Yes
REACH
Yes
Weight/Lineal Foot
12.18 pounds
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Mechanical Properties

Shear Strength KSI
26
Density g/cm^3
9
Elongation % in 2 in.
18
Brinell Hardness 500 kg load
77
Electrical Conductivity % IACS
94
Yield Tensile Strength KSI
40
Ultimate Tensile Strength KSI
43
Melting Point °F
1924 - 1967
Machinability %
85
Rockwell Hardness B Scale
43
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Chemistry Information : 145 Copper

Element
Percentage
Element
Percentage
Element
Percentage
Cu
99.5
P
0.008
Te
0.5

The 2" Copper Round Bar 145-H02 offers excellent machinability at 85% and has a yield tensile strength of 40 ksi and ultimate tensile strength of 43 ksi, making it easier to machine than pure copper while maintaining good mechanical strength.

Yes, custom cut lengths are available from the warehouse, with a maximum length of 144 inches for this copper round bar.

Yes, this copper round bar complies with both RoHS and REACH standards, ensuring it meets important environmental and safety regulations.

This bar is ideal for electrical components such as circuit breaker terminals, transformers, hot forged studs, and high-speed automatic screw machines due to its excellent thermal and electrical conductivity and good corrosion resistance.

Yes, a Material Test Report (MTR) is available for this product, providing detailed certification of its material properties.

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