NA 054
DIN Standards Committee Plastics
Technical rule
[CURRENT]
DVGW G 457
DVGW G 457
Subsequent pressure boosting of gas pipelines made of polyethylene (PE 63, PE 80, PE 100)
Title (German)
Nachträgliche Druckerhöhung von Gasleitungen aus Polyethylen (PE 63, PE 80, PE 100)