Ключевые слова:
Polymers|Pipes|Impact testing|Environmental testing|Acrylonitrile butadiene styrene|Hydraulic tests|Sewerage|Sampling methods|Marking|Heat ageing tests|Thermal testing|Testing conditions|Plastics|Water supply and waste systems (building|Grades (quality)|Pressure testing|Pressure pipes|Physical properties of materials|Dimensions|Type testing|Industrial|Conformity