Copper Alloy C17300 C17200 C17510 C17500, Copper Alloy C15000 C14500 C18150 C18200, C18000 C10100 C10200 etc manufacturer / supplier in China, offering Leaded Beryllium Copper Tubes for Bourdon Tubing C17300, M25, ASTM B196, Leaded Beryllium Copper Bars for Screw, Washers C17300, M25, ASTM B196, Leaded Beryllium Copper Bars for Roll Pins C17300, M25, ASTM B196 and so on.