Copper Alloys, Aluminum Bronze, Silicon Bronze manufacturer / supplier in China, offering Wholesale Customized Good Price High Performance Copper Alloys Rod Bar for Electrical, Good Elasticity Flexibility C17200 C17300 C17510 Beryllium Copper Alloy Bar for Wires and Cables, Good Conductivity C17200 C17300 C17510 Beryllium Copper Round Bar for Electronic Components and so on.