NA 119

DIN Standards Committee Water Practice

DIN 4279-1 [Withdrawn] referenced in following documents:

Document number Edition Title
DVGW GW 331 1994-10 Welding supervisor for weldings at PE-pipelines for gas and water supply - Training and examination schedule More 
DVS 2210-1 1997-04 Industrial pipelines made of thermoplastics - Planning and execution - Above-ground pipe systems More