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
12
Wall
1
Inner Diameter
10
Alloy
863
Production Method
Continuous Cast
Metal Type
Bronze
Shape
Hollowbar
Brand
Spectrum Machine
Weight/Lineal Foot
132.0 pounds
Info

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
Info

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 12 inches, an inner diameter of 10 inches, and a wall thickness of 1 inch. It is a continuous cast hollowbar shape, ideal for applications requiring a strong, wear-resistant bronze alloy.

Yes, the 863 alloy is a cast bronze alloy with high bearing strength and excellent wear resistance, making it well-suited for gears, hydraulic parts, and other components operating under high loads and speeds.

Yes, the hollowbar is available in multiple cut lengths including 12, 24, and 72 inches. Custom cut options are supported, allowing you to order the exact length needed for your project.

Yes, this bronze hollowbar is DFARS compliant and comes with an available material test report (MTR) to verify its quality and composition.

The 12-inch length weighs approximately 132 pounds, and the alloy has a machinability rating of 80, indicating it is relatively easy to machine for custom fabrication.

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