典型用途航空航天:衬套、轴承
工业:轴承、滚动轴承成型模具、土方设备液压衬套、阀球、阀门零件(低温)similar***equivalent specificationcdaastmsaeamsfederalmilitaryotherc63020b150
b150m4590chemical compositioncu%pb%sn%zn%fe%ni%1al%co%cr%mn%si%chemical composition according to astm 4590
1ni value includes co.note: cu + sum of named elements, 99.5% min. single values represent maximums.
rem.
0.03
0.25
0.304.00-
5.504.20-
6.0010.00-
11.00
0.20
0.05
1.50
0.15machinabilitycopper alloy uns no.machinability ratingdensity (lb/in3 at 68 °f)density (gm/in3 at 20 °c)c630200.2757.6mechanical propertiesmechanical properties according ams 4590c63020tq50 quenched***temperedsize range: up to 1" diameter inclusivetensile strength, minyield strength, at 0.2% offset, minelongation, in 2 inches (50.8 mm)***4d, min, minrockwell "c" hardnessremarksksimpaksimpa%min hrc135931100689626physical propertiesus customarymetricmelting point - liquidus1940° to 1967 °f1060° to 1075 °cdensity0.274 lb/in3 at 68 °f7.6 gm/cm3 at 20 °cspecific gravity7.67.6electrical resistivity132.33 ohms-cmil/ft at 68 °f22.0 microhm-cm at 20 °cthermal conductivity31.2 btu/sq ft/ft hr/°f at 68 °f54.0 w/m at 20 °ccoefficient of thermal expansion 68-5729.4 · 10-6 per °f (68-572 °f)17.0 · 10-6 per °c (20-300 °c)