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AFNOR
NF EN 60061-4/A15
En Vigor
2017-08-25
Lamp caps and holders together with gauges for the control of
interchangeability and safety - Part 4 : guidelines and general information
AFNOR
AFNOR
AFNOR
NF E29-681
En Vigor
1981-08-01
Gas cylinders. Taper screw thread for valve stem and cylinder neck
assembly. Nominal diameter 25,8 - Taper 3/26 (6 degrees C 38'), 14 TPI
SI. Gauge requirements.










