专家解读视频
Describes definitions, dimensions and tolerances of a taper screw thread of nominal diameter 25,8 mm (designated 25E), used to connect valves to medical and industrial gas cylinders. Does not include connection requirements for mechanical strength, gas tightness and capability of repeated assembly and dismounting operations.
UNE EN 629-1:1997 - Identical
NS EN 629-1:1996 - Identical
I.S. EN 629-1:1997 - Identical
ONORM EN 629-1:1996 - Identical
DIN EN 629-1 (1996-08) - Identical
BS EN 629-1:1996 - Identical
NEN EN 629-1:1996 - Identical
SN EN 629-1:1997 - Identical
UNI EN 629-1:1997 - Identical
NF EN 629-1:1996 - Identical
SS EN 629-1 Ed. 1 (1996) - Identical
