C1220磷脱氧铜管C1220磷脱氧铜板C1220磷脱氧铜带C1220磷脱氧铜线C1220铜板C1220铜棒C1220铜管C1220铜带C1220铜线C1220铜锭C1220化学成分如下（%）：铜+银Cu+Ag：≥99.85   锡Sn：≤0.01   铅Pb：≤0.005   磷P：0.013～0.050   镍Ni：≤0.01   铁Fe：≤0.05   锑Sb：≤0.002   硫S：≤0.005   *As：≤0.005   铋Bi：≤0.002   氧O：≤0.01   注：≤0.15(杂质)标签：  深圳市磷脱氧铜管 深圳市磷脱氧铜管厂家广东深圳市深圳市磷脱氧铜管厂家供应C1220磷脱氧铜管C1220磷脱氧铜板