NA 109
DIN Standards Committee Petroleum and Natural Gas Industries
Standards
[CURRENT]
ASME B16.5
ASME B16.5
Pipe Flanges and Flanged Fittings: NPS 1/2 through NPS 24, Metric/Inch Standard
Title (German)
Rohrflansche und Flanschfittings: NPS 1/2 bis 24 Metrisch/Inch Standard