DIN 3280-2
DIN 3280-2
Valves for domestic water supply PN 10 - Metallic tapered unions - Part 2: Tubes and sleevesstandard by Deutsches Institut Fur Normung E.V. (German National Standard), 11/01/2017
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 11/01/2017