NA 119
DIN Standards Committee Water Practice
Project
Well screens and casings of unplasticized polyvinylchloride (PVC-U) for tube wells - Part 3: DN 250 to DN 400 with trapezoidal thread
Abstract
The document is applicable to plastic well screens and casings of PVC-U with nominal diameters DN 250 to DN 400 and with trapezoidal thread for fitting out of tube wells for the obtaining of ground water.
Begin
2023-12-05
Planned document number
DIN 4925-3
Project number
11904787
Responsible national committee
NA 119-07-03-01 UA - Components and products for drilling technology and well construction
