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Applications | Specifications | Mechanical and Chemical Data | Tolerances
Bronze 863, also known as Manganese Bronze, offers high strength and high durability. It excells at heavy load applications, but performs best at low speeds and with high lubrication. 863 is rated as Good for Coated Metal Arc Welding, but Poor for soldering, brazing, Oxyacetylene Welding, and Gas Shielded Arc Welding. It is typically used in bushings, bearings, gears, gibs, screws, nuts, pins, valve stems, hydraulic cylinder parts, steel mill equipment, wood pulp machinery, marine tools, and earth moving machinery.
UNS 86300, CDA 863, C863, High-Strength Manganese Bronze
Weight Calculator | Mill Test Reports
Purchase Bronze 863 Hollowbar | Round Bar 863
ASTM | AMS | SAE | Military |
---|---|---|---|
B505 | QQ-C-390 | 430B | MIL-C-22229 Comp. 8 |
B271 | J461 | ||
J462 |
Physical Properties 863 | |||||
| |||||
---|---|---|---|---|---|
Density | 0.283 lb/in3 | ||||
Ultimate Tensile Strength | 110 ksi | ||||
Yield Tensile Strength | 62 ksi | ||||
Shear Modulus | 6,100 ksi | ||||
Hardness Rockwell | Brinell | B97 | 223 | ||||
Elongation at Break Percentage | 14% | ||||
Modulus of Elasticity | 16,000 ksi | ||||
Poisson's Ratio | 0.32 | ||||
Machinability Percentage | 80% | ||||
Melting Point | 1,630-1,690 °F | ||||
Specific Heat | 9.0 x 10^-2 BTU/lb-°F | ||||
Thermal Conductivity | 240 BTU-in/hr-ft^2-°F | ||||
Electrical Conductivity | 8% IACS |
Chemistry Information
|
|
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 |