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
2
Inner Diameter
8
Alloy
863
Production Method
Continuous Cast
Metal Type
Bronze
Shape
Hollowbar
Brand
Spectrum Machine
Weight/Lineal Foot
238.85 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
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 8 inches, and a wall thickness of 2 inches. It is a hollowbar shape produced by continuous casting.

Yes, the C-863 alloy is designed for high bearing strength and wear resistance, making it ideal for gears, hydraulic parts, and other applications requiring durability under high loads and speeds.

The product is available in multiple length options including 12, 24, and 72 inches, and can be purchased in these standard cuts. Custom cutting options are not explicitly stated.

Yes, this bronze hollowbar is DFARS compliant and comes with a Material Test Report (MTR) available for quality assurance.

The bronze hollowbar is in stock and available for immediate shipment. Shipping weights vary by length, ranging from approximately 239 lbs for 12 inches to 1433 lbs for 72 inches.

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