beryllium copper
noun
a copper alloy containing a small amount of beryllium and often some nickel or cobalt, having high strength, hardness, and electrical conductivity.
Words nearby beryllium copper
beryl,
beryl blue,
beryl green,
berylliosis,
beryllium,
beryllium copper,
beryllonite,
berzelius,
bes,
bes antler,
besague