Home / Standards / GB/T 13679-2016 GB/T 13679-2016 Active Manganese base brazing filler metal 锰基钎料 Standard Type GBT ICS 25.160.50 CCS J33 Status 现行 Issue Date 2016-10-13 Implementation 2017-05-01 Responsible Dept 国家标准委 Drafting Unit N/A