fjrigjwwe9r0Kp_Supply:Description
环保CA462锡黄铜CZ107板棒线带CZ108无锡市送货板棒线带管锭规格齐密度硬度用途化学成分性能超低价批发铜铝专业生产CuZn19Sn CuZn13Al1Ni1Si1 CuZn20Al2As CuZn23A13Co CuZn23Al16Mn4Fe3Pb CuZn28Sn1As CuZn25Al5Fe2Mn2Pb CuZn30As CuZn31Si1 CuZn32pb2AsFeSi CW616N CW617N CW618N CW619N CW620N CW621N CW622N CW623N CW624N CW700R CW701R CW702N CW703R CW704R CW705R CW706R CW707R CW708R CW709R CuZn35Ni3Mn2AlPb CW710R CuZn36pb2Sn1 CuZn36Sn1pb CuZn37pb1Sn1 CuZn38AlFeNipbSn CuZn39Sn1 CuZn38Mn1Al CuZn38Sn1As CuZn39Mn1AlPbS