C-863: A cast alloy of copper, manganese, aluminum and iron. High bearing strength and wear-resistance. Functions well under both high loads and speeds. Typical uses include gears and hydraulic parts.
MTR MTR Available
USA U.S.A. Made
Return Returns Acceptable.
DFARS DFARS Compliant
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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.
Outer Diameter
10.5
Wall
1.5
Inner Diameter
7.5
Alloy
863
Production Method
Continuous Cast
Metal Type
Bronze
Shape
Hollowbar
Brand
Spectrum Machine
Weight/Lineal Foot
156.23 pounds
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Mechanical Properties

Density g/cm^3
8
Ultimate Tensile Strength KSI
110
Yield Tensile Strength KSI
62
Rockwell Hardness B Scale
97
Brinell Hardness 3000 kg load
223
Electrical Conductivity % IACS
8
Melting Point °F
1630 - 1690
Elongation % in 2 in.
14
Machinability %
80
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Chemistry Information : 863 Bronze

Element
Percentage
Element
Percentage
Element
Percentage
Al
3 - 7.5
Cu
60 - 68
Fe
2 - 4
Pb
0.2  max
Mn
2.5 - 5
Sn
0.2  max
Zn
25

This bronze hollowbar has an outer diameter of 10.5 inches, an inner diameter of 7.5 inches, and a wall thickness of 1.5 inches. It is made from alloy 863, a continuous cast bronze alloy composed of copper, manganese, aluminum, and iron, known for high bearing strength and wear resistance.

Yes, alloy 863 bronze is designed for high bearing strength and wear resistance, making it ideal for use under both high loads and speeds. Typical applications include gears and hydraulic parts.

Yes, the bronze hollowbar is available in multiple cut lengths including 12, 24, and 72 inches. These options allow you to select the size that best fits your project requirements.

Yes, this bronze hollowbar is DFARS compliant and is domestically sourced. Material Test Reports (MTR) are available to verify its quality and specifications.

The alloy has a machinability rating of 80, making it relatively easy to machine. It also has a Rockwell hardness of 97 and a Brinell hardness of 223, indicating good wear resistance.

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