Home / Standards / GB/T 6418-2008 GB/T 6418-2008 Abolished Copper base brazing filler metals 铜基钎料 Standard Type GBT ICS 25.160.50 CCS J33 Status 废止 Issue Date 2008-06-26 Implementation 2009-01-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委