Home / Standards / GB/T 28052-2011 GB/T 28052-2011 Active Regulation for filling of non-refillable steel welded cylinder 非重复充装焊接钢瓶充装规定 Standard Type GBT ICS 71.100.20 CCS J74 Status 现行 Issue Date 2011-12-30 Implementation 2012-12-01 Responsible Dept 国家标准委 Drafting Unit N/A