Home / Standards / GB/T 30059-2013 GB/T 30059-2013 Active Seamless corrosion-resisting alloy tubes for heat-exchanger 热交换器用耐蚀合金无缝管 Standard Type GBT ICS 77.140.99 CCS H59 Status 现行 Issue Date 2013-12-17 Implementation 2014-09-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A