The "Code for Design of Industrial Circulating Cooling Water Treatment" is now approved as a national standard, numbered GB/T50050-2017, and will be implemented from January 1, 2018. The original national standard "Code for Design of Industrial Circulating Cooling Water Treatment" GB50050-2007 will be abolished at the same time. This specification is published and distributed by China Planning Publishing House organized by the Institute of Standards and Quotas of our ministry. Ministry of Housing and Urban-Rural Development of the People's Republic of China May 27, 2017
GB/T 50050-2017 history
2017GB/T 50050-2017 Code for design of industrial circulating cooling water treatment
2007GB 50050-2007 Code for design of industrial recirculating cooling water treatment
1995GB 50050-1995 Code for design of industrial recirculating cooling water treatment
GB/T 50050-2017 has been changed from GB 50050-2007 Code for design of industrial recirculating cooling water treatment.