... 441-96 2.YS/T 334-1995 high quality beryllium copper wire With higher strength, hardness and elasticity, more excellent ... and high-and-low-temperature wearing and fatigue-standing property, better electricity and heating conduction, and, property of non ... commutator, plug-in connections, switch, button, clock component, audio-part, high rank bearing, gear, mobile electrical applications, plastic mould, ...