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Standard [CURRENT]

DIN 4925-3:2017-10

Well screens and casings of unplasticized polyvinylchloride (PVC-U) for tube wells - Part 3: DN 250 to DN 400 with trapezoidal thread

German title
Filter- und Vollwandrohre aus weichmacherfreiem Polyvinylchlorid (PVC-U) für Brunnen - Teil 3: DN 250 bis DN 400 mit Trapezgewinde
Publication date
2017-10
Information

  • This standard is part of the DVGW body of rules.

Original language
German
Pages
12

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Publication date
2017-10
Information

  • This standard is part of the DVGW body of rules.

Original language
German
Pages
12
DOI
https://dx.doi.org/10.31030/2700271

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Overview

The standard is an updated new edition that now also allows installation lengths of up to 6 000 mm. The document applies to plastic filter pipes and solid-wall pipes made of PVC-U with nominal diameters of DN 250 to DN 400 with a trapezoidal thread for the construction of drilled wells for the extraction of groundwater. The standard has been prepared by DIN-DVGW-Gemeinschaftsunterausschuss NA 119-07-03-01 AA "Bauteile und Produkte für Bohrtechnik und Brunnenbau" ("Components and products for drilling technology and well construction") at DIN Standards Committee Water Practice (NAW).

Content
ICS
23.040.20
DOI
https://dx.doi.org/10.31030/2700271
Replacement amendments

This document replaces DIN 4925-3:2014-09 .

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