
VITREOUS AND PORCELAIN ENAMELS - GLASSLINED APPARATUS FOR PROCESS PLANTS - PART 4: QUALITY REQUIREMENTS FOR GLASSLINED FLANGED STEEL PIPES AND FLANGED STEEL FITTINGS (ISO 28721-4:2015)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
This standard is included in DIN HDBK 486.
PREN ISO 28721-4 : DRAFT 2012 - Identical
EN ISO 28721-4 : 2015 - Identical
ISO 28721-4 : 2015 - Identical