This document specifies the terms and definitions, symbols, abbreviations, Product classification, basic requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage and quality commitment. The pipe fittings specified in this document are used in conjunction with the pipes specified in GB/T 13663.2-2018. They are suitable for general-purpose pressure water transmission and drinking water transmission and distribution where the water temperature is not greater than 40 ℃ and the maximum operating pressure (MOP) is not greater than 2.0 MPa. Ethylene piping systems and their components.
T/ZZB 3105-2023 history
2023T/ZZB 3105-2023 Polyethylene(PE) butt fusion reducing tee fittings for water supply