Ключевые слова:
Mechanical testing, Stiffness, Impact testing, Plastic pipelines, Drop tests, Marking, Pipe fittings, Underground, Drainage, Size, Elastomers, Performance, Water supply and waste systems (buildings), Flow rates, Polypropylene, Thermal stability, Thickness, Sealing rings, Flexibility, WATER SUPPLY AND WASTE SYSTEMS (BUILDINGS), Diameter, Sewerage, Spigot-and-socket joints, Length, Dimensional tolerances, Pipework systems, Thermoplastic polymers, Pipes, Plastics