NA 032
DIN Standards Committee Gas Technology
Technical rule
[CURRENT]
DVGW GW 320-2
DVGW GW 320-2
Rehabilitation of gas and water pipe lines by PE-relining without grouting annular space - Requirements, quality assurance and testing
Title (German)
Rehabilitation von Gas- und Wasserrohrleitungen durch PE-Relining ohne Ringraum - Anforderungen, Gütesicherung und Prüfung