Home / Standards / TB/T 1979-2014 TB/T 1979-2014 Abolished 铁道车辆用耐大气腐蚀钢 Standard Type TB ICS N/A CCS N/A Status Abolished Issue Date 2014-09-26 Implementation 2015-03-01 Centralized Committee 国家铁路局 Issuing Authority 国家铁路局