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DIN 4918
Seamless casings with threaded connections for cased bore-holes
Edition
2017-04
DIN 4924
Sands and gravels for well construction - Requirements and testing
Edition
2014-07
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
2025-02
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
2025-02
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
2025-02
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