NA 022
DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE
Technical rule
[CURRENT]
DVS 2212-3
DVS 2212-3
Testing of Plastics Welders - Test Group III - Lining membranes in geotechnical and hydraulic engineering
Title (German)
Prüfung von Kunststoffschweißern - Prüfgruppe III - Bahnen im Erd- und Wasserbau