典型用途

管道：饮用水管件/阀门 chemical composition cu％ pb％ sn％ zn％ fe％ p％ ni％1 al％ bi％ s％ sb％ si％

83.00- 86.00	0.20	3.00- 5.00	7.00- 10.00	0.30	0.05	1.00	0.005	2.00- 4.00	0.08	0.25	0.005

machinability copper alloy uns no. machinability rating density (lb/in3 at 68 °f)

c89844	70	0.31

mechanical properties tensile strength, min yield strength, at 0.5％ extension under load, min elongation, in 2 in.***50 mm min brinell hardness (500 kg load) remarks ksi mpa ksi mpa ％ typical bhn

28	193	13	90	5	55

physical properties us customary metric

physical properties provided by cda
melting point - liquidus	1850 °f	1010 °c
melting point - solidus	1550 °f	853 °c
density	0.310 lb/in3 at 68 °f	8.58 gm/cm3 at 20 °c
specific gravity	8.58	8.58
electrical conductivity	16.8％ iacs at 68 °f	0.095 megasiemens/cm at 20 °c
thermal conductivity	46.7 btu/sq ft/ft hr/°f at 68 °f	80.9 w/m at 20 °c
coefficient of thermal expansion 68-392	10 · 10-6 per °f (68-392 °f)	17.3 · 10-6 per °c (20-200 °c)
specific heat capacity	0.08 btu/lb/°f at 68 °f	335.2 j/kg at 20 °c
modulus of elasticity in tension	13000 ksi	89622 mpa