Ключевые слова:
Quality assurance|Sealing rings|Pipelines|Microbiological-resistance tests|Defects|Testing conditions|Marking|Elastomers|Specimen preparation|Designations|Pipes|Hardness testing|Natural rubber|Compression set|Test specimens|Seals|Low-temperature testing|Water absorption|Tensile strength|Type testing|Synthetic rubber|Static seals|Performance|Pipework systems|Materials in contact with food|Stress relaxation|Gaskets|Elongation at fracture|Potable water|Storage|Test equipment|Performance testing|Hardness