C4622BE-F强度高高精度铜BMn40-1-5------BMn43-0.5---CuNi44-CuNi44Mn1BZn15-20C75400NS105CuNil5Zn22CuNi12Zn24,CuNi18Zn20C7521CuNil5Zn21BAl13-1------ZQSn3-12-5----BC1-ZQSn3-7-5-1C84400LG1-G-CuSn2ZnPb(2.1098.01)--交通工业船舶由于良好的耐
品牌:北鼎金属 规格:规格齐全 产地:进口国产 材质:C4622BE-F强度高高精度铜