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Announcement of Ministry of Construction of the People's Republic of China
No.360
Announcement of publishing the national standard"Code for design of iron pellet engineering"
"Code for design of iron pellet engineering"has been approved as a national standard with a serial number of GB 50491-2009，and it shall come into force upon Dec 1，2009.Herein，the Article No.6.2.6 and No.14.1.3 are compulsory provisions and must be enforced strictly.
Authorized by the Institute of Norm and Ration of the Ministry of Construction，this code is published and distributed by China Planning Press.
Ministry of Construction of the People's Republic of China
Jun 17，2009