
Plastics piping systems for water supply and for buried and above-ground drainage and sewerage under pressure - Unplasticized poly(vinyl chloride) (PVC-U) Part 4: Valves
出版:International Organization for Standardization

專家解讀視頻
08/30168693 DC - Identical
NF EN ISO 1452-4:2008 - Identical
NEN EN ISO 1452-4:2008 - Identical
DIN EN ISO 1452-4 (2008-07) - Identical