This standard specifies the definition, classification, requirements, test methods, inspection rules, marking, packaging, transportation and storage of pipe network laminated water supply equipment (hereinafter referred to as equipment). This standard applies to pipe network laminated water supply equipment for domestic water supply, production water supply and fire water supply systems.
CJ/T 254-2007 history
2014CJ/T 254-2014 Additive pipe pressure water supply devices
2007CJ/T 254-2007 Additive pipe pressure water supply devices