Ключевые слова:
Sampling methods|Pressure pipes|Dimensions|Water|Potable water|Composition|Length|Elongation at fracture|Thermal testing|Marking|Materials in contact with food|Coils|Plastics|Pipes|Dimensional tolerances|Tensile strength|Test specimens|Hydraulic tests|Test pressure|Carbon black|Antioxidants|Thickness|Polymers|Diameter|Fillers|Polyethylene|Determination of content