Home / Standards / GB 13296-2007 GB 13296-2007 Abolished Seamless stainless steel tubes for boiler and heat exchanger 锅炉、热交换器用不锈钢无缝钢管 Standard Type GB ICS 77.140.75 CCS H48 Status 废止 Issue Date 2007-03-09 Implementation 2007-10-01 Responsible Dept 中国钢铁工业协会 Drafting Unit 中国钢铁工业协会