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ÖNORM EN 922:1994-12

Заменен
Plastics piping and ducting systems - Pipes and fittings of unplasticized poly(vinyl chloride) (PVC-U) - Specimen preparation for determination of the viscosity ......(abbreviated)
ICS
23.040.45 Plastics fittings / Пластмассовые фитинги
23.040.20 Plastics pipes / Пластмассовые трубы