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Announcement of the Ministry of Housing and Urban-Rural Development of the People's Republic of China
No.166
Announcement on Issuing the National Standard
Code for Design of Welded Pipe Process
Code for Design of Welded Pipe Process is hereby approved as a national standard with a serial number of GB 50468-2008，and it shall be implemented from July 1，2009.Therein，Sections 6.4.5（2）and 6.4.17 are compulsory provisions and must be enforced strictly.
Authorized by the Research Institute of Standards ＆ Norms（RISN）of the Ministry of Housing and Urban-Rural Development of the People's Republic of China，this Code is published and distributed by China Planning Press.
Ministry of Housing and Urban-Rural Development of the People's Republic of China
November27，2008