Casting Tin Bronze C90700 Specification: ASTM B30, B505, B427, SAE J461, 462, SAE-65 Nominal Chemical Composition: Cu: 89% Sn: 11% Mechanical Properties: Tensile Strength: min 40ksi Yield Strength: min 25ksi Elongation: min 10% Application: Worm wheels, gears, bearings for heavy loads and relatively low speeds