GB T 14976-2012 English VersionICS 7714075H 48National Standard of the People’s Republic of ChinaGBT 14976-2012Substitution of GBT 14976-2002Seamless Stainless Steel Pipes for Fluid TransportIssued on

n Technical Committee (SAC/TC 183).This standard is drafted by:Metallurgical Industry Information Standards InstituteThis standard is reviewed by:Suzhou Nonferrous Metal Research Institute Co., Ltd.Guangzhou Nonferrous Metal Research Institute Co., Ltd.Zhejiang Jiuli Hi-Tech Metals Co., Ltd.Jiangsu Shagang Group Co., Ltd.Shanghai Baosteel Group CorporationThis standard is authorized by:General Administration of Quality Supervision, Inspection and Quarantine of the People’s Republic of China and Standardization Administration of the People’s Republic of ChinaThis standard replaces the previous version GB/T 14976-2002 Seamless Stainless Steel Pipes for Fluid Transport. Compared to the previous version, this standard adds a delivery method based on minimum wall thickness, modifies allowable dimensional deviation of pipes, deletes signs example, changes the grade and chemical composition of steel in line with GB/T 20878, and adds the steel grade of 1Cr13 and 12Cr13. The requirements on hydraulic test of pipes are also modified, and an informative Appendix A Comparison Table of Grade is added