Abstract
Specifies the characteristics and properties of fittings (injection-moulded and postformed) and joints made of unplasticized poly(vinyl chloride) (PVC-U), to be used for buried water mains and for water supplies above ground, both inside and outside buildings.
Life cycle
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Previously
WithdrawnISO 4422:1990
WithdrawnISO 4422:1990/Amd 1:1992
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Now
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Revised by
PublishedISO 1452-3:2009
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