Galvanized steel pipes are categorized intoCold galvanizedSteel pipesHot-Dip GalvanizedSteel pipes, cold galvanized steel pipes are banned, the latter is still temporarily recommended by the state. In the 1960s and 1970s, internationallyDeveloped countriesWe are beginning to develop new types of piping materials and progressively phasing out galvanized pipes. ChinaConstruction DepartmentPlease wait.Four ministriesAlso issued a notice explicitly banning the use of galvanized pipes starting from 2000.Water supply pipe，New Residential CommunityPlease provide the Chinese content to be translated.PipeGalvanized pipes are rarely used anymore; some residential areas still use them for hot water pipelines. Hot-dip galvanized steel pipes inFire ProtectionElectricity andHighwayWide range of applications.