NA 032
DIN-Normenausschuss Gastechnik (NAGas)
Technische Regel
[AKTUELL]
OIML R 137-1&2 AMD 1
OIML R 137-1&2 AMD 1
Gas meters - Part 1: Metrological and technical requirements - Part 2: Metrological controls and performance tests
Titel (englisch)
Gas meters - Part 1: Metrological and technical requirements - Part 2: Metrological controls and performance tests