This part specifies the structure and specifications, connection methods and accessories, technical requirements, test methods, inspection rules, judgment rules, marking, transportation and storage of modified polypropylene plastic single-wall corrugated conduits (hereinafter referred to as conduits) for underground use. This section applies to extruded conduits made of modified polypropylene as the main raw material and used to protect buried power cables.
DL/T 802.8-2014 history
2023DL/T 802.8-2023 Technical conditions for power cable conduits Part 8: Plastic steel composite cable conduits
2014DL/T 802.8-2014 Technical requirements for electric cable conduits.Part 8: buried modified polypropylene enhanced ripple pipes for cable