This document specifies the classification, requirements, test methods, inspection rules and marking, packaging, transportation and storage of flame-retardant polyethylene wire and cable sleeves (hereinafter referred to as pipes). This document applies to extruded pipes using polyethylene as the main raw material, adding flame retardants and other additives, and used for wire and cable casing in construction and other industries.
T/HLJZX 001-2022 history
2022T/HLJZX 001-2022 Flame retardant polyethylene wire and cable sleeve