Announcement of Code for Design of Steelmaking Engineering of National Standard of the People s Republic of China Issued by Ministry of Housing and Urban-Rural Development of the People s Republic of China
Code for Design of Steelmaking Engineering has been approved as a national standard with a serial number of GB 50439-2015 and implemented on December 1,2015.The following articles are compulsory provisions and must be enforced strictly:5.2.5,5.3.15,6.1.8,7.1.8,7.1.9,8.1.6,8.1.7,18.1.7.Original Code for Design of Steelmaking Engineering with a serial number of GB 50439-2008 is repealed simultaneously.
Authorized by Our Institute of Standards and Norms,this Standard is published and distributed by China Planning Press.
Ministry of Housing and Urban-Rural Development of the People s Republic of China April 8,2015