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典型用途 水暖：水暖鑄件 similar***equivalent specification cda astm sae ams federal military other

c89520

b584

chemical composition cu％ pb％ sn％ zn％ fe％ ni％1 al％ bi％2 s％ sb％ se％

85.00- 87.00	0.09	5.00- 6.00	4.00- 6.00	0.20	1.00	0.005	1.60- 2.20	0.08	0.25	0.80- 1.10

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

c89520	85	0.318

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 ％ minimum bhn

25

172

18

124

6

54

physical properties us customary metric

physical properties provided by cda
melting point - liquidus	1842 °f	1006 °c
melting point - solidus	353 °f	178 °c