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DIN 4925-1
Well screens and casings of unplasticized polyvinylchloride (PVC-U) for tube wells - Part 1: DN 35 to DN 100 with pipe thread
Edition
2017-10
DIN 4925-2
Well screens and casings of unplasticized polyvinylchloride (PVC-U) for tube wells - Part 2: DN 100 to DN 200 with trapezoidal thread
Edition
2017-10
DIN 4925-3
Well screens and casings of unplasticized polyvinylchloride (PVC-U) for tube wells - Part 3: DN 250 to DN 400 with trapezoidal thread
Edition
2017-10
DIN 4926
Steel wellheads - DN 300 to DN 1200
Edition
2016-12
DIN 4927
Flanged steel rising pipes for raising of water - Nominal diameter 50 to 200
Edition
2021-12
DIN 4930
Pipes for use in freezing shaft sinking - Dimensions and technical delivery conditions
Edition
2016-10
DIN 4943
Graphical layout and documentation of wells and ground water measuring points
Edition
2023-02
DIN 4944
Closures for groundwater measuring stations
Edition
2007-11
DIN 4945-1
Rising pipes with tension proof socket for water raising - Part 1: Steel pipes DN 50 to DN 200, plastic coated
Edition
2005-12
DIN 4945-2
Rising pipes with tension proof socket for water raising - Part 2: Stainless steel pipes DN 50 to DN 200
Edition
2006-09