According to the announcement of the Ministry of housing and urban rural development, the design code for water supply and drainage of iron and steel enterprises as the national standard (serial number GB50721-2011) will be implemented on August 1, 2012

This standard by Chinese metallurgical owned technology Limited by Share Ltd CISDI engineering editor, related design institute of the national metallurgical system, the Steel Corp has more than ten units for 3 years to compile, is the standard design of China's first iron and steel enterprises in water supply and drainage.

The water situation of large-scale iron and steel enterprise group prepared specification representative of the domestic conducted in-depth investigations and studies, summing up the practical experience, with reference to international organizations and foreign advanced experience, and to solicit opinions on the basis, develop the national standard.

This specification covers the iron and steel enterprises in mining, mineral processing, raw materials, coking, sintering, pelletizing, ironmaking, steelmaking, rolling mill, auxiliary energy range, with strong policies, advanced, rational, practical features, the design of water supply and drainage of iron and steel enterprises to standardize and guide the role.