ISO 4132:1979 Preview
Unplasticized polyvinyl chloride (PVC) and metal adaptor fittings for pipes under pressure -- Laying lengths and size of threads -- Metric series
This standard was last reviewed and confirmed in 2017. Therefore this version remains current.
Specification of the series of diameters to be used and the dimensions, which are common to all types of PVC- and metal adaptor fittings for pipes under pressure, to achieve connection to existing metal pipes, fittings and valves.
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