|Common name||Material description||
|Low lead alloy for drinking water||CuSn8Zn4||-||-||C90300
(ASTM B 505)
Other name: GREEN ALLOYS, alloys without lead, alloys with very low lead content
The equivalence between the standards is not absolute and some variations in composition can exist.
Chemical Composition in % (ASTM B 505, Castings)
Mechanical Properties (ASTM B 505, Castings)
|Rm||Tensile strength min.||303 N/mm2|
|Rp0.2||Proof Strength min.||152 N/mm2|
|A||Elongation min.||18 %|
|HB||Brinell hardness min.||-|
Hard, strong, tough, resistant to wear and fine-grained, good machinability and corrosion-resistant to sea water, good resistance to pounding.
It resists corrosion from seawater and stands up to impacts and wear. It also machines easily and can be cast.
Worm wheels, gears, bushings for heavy loads and low speeds,
valves, plumbing fixtures, portable water applications, gears, marine fittings and pump components.
Typical applications include aircraft landing-gear bushings, trunnion and trolley wheel bearings, and wristpin bushings.