高精度铜 铜合金 ASM4640

                        种类            铜合金            产地            进口国产                            牌号            ASM4640            铜含量            标准（%）                            杂质含量            标准（%）            粒度            标准（目）                            软化温度            标准（℃）            导电率            标准（%IACS）                            硬度            标准（HRB）            铜合金 ,铝合金,有色金属,铍铜合金 工具钢，结构钢，碳素钢，高碳钢,中碳钢,低碳钢,冷拉钢,热作模具钢,冷作模具钢,机械用钢,压铸模具钢,镜面模具钢,桥梁用钢,拉力钢，粉末钢，高速钢，锅炉钢，钨钢，硬质合金钢，铬钢，铬钼合金钢,冷轧板,热轧板,双光板...进口铜料如:三宝红铜,黄铜,青铜,磷铜,铍铜,钨铜,杯士铜,锡青铜,磷铜,锡钨铜,锡锌铜,洋白铜,铬锆铜,锆青铜,铬铜,铝青铜,...日铝,美铝,韩铝.