
PLASTICS PIPING SYSTEMS - MECHANICAL JOINTS BETWEEN FITTINGS AND POLYOLEFIN PRESSURE PIPES - TEST METHOD FOR LEAKTIGHTNESS UNDER INTERNAL PRESSURE OF ASSEMBLIES SUBJECTED TO BENDING
出版:Comite Europeen de Normalisation

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PLASTICS PIPING SYSTEMS - MECHANICAL JOINTS BETWEEN FITTINGS AND POLYOLEFIN PRESSURE PIPES - TEST METHOD FOR LEAKTIGHTNESS UNDER INTERNAL PRESSURE OF ASSEMBLIES SUBJECTED TO BENDING
出版:Comite Europeen de Normalisation
专家解读视频