GB/T 18992.1-2003 Cross-linked Polyethylene (PE-X) Pipeline Systems for Hot and Cold Water-Part 1: General Provisions

GB/T18992.1-2003 specifies definitions, symbols, abbreviations, levels of use, materials and hygiene requirements.
This section applies to hot and cold water piping systems in buildings, not to fire extinguishing systems and fluid delivery systems for non-aqueous media.