Phosphor Bronze : PB102 CDA-464 SAE C-464000, Cu 92-94%, Sn 6-8%
Aluminium : Al 99, Cu 0.15, Mn 0.05, Zn 0.1 Low weight, good electrical and heat conductivity, high corrosion resistance but low mechanical strength (Duralumin is hardenable to HB 105). Hardness HB 43
Brass : Cu 59/65, Zn 35/37 Good corrosion resistance in ambient air and sea water, unstable in acid and alkalis. Hardness HB 75
Used for applications where chemical resistance, high electrical insulation performance and high hardness is required. This type is soda glass but lead glass and boro silicate are available. Hardness Mohs 6more...