NA 027
DIN Standards Committee Optics and Precision Mechanics
DIN EN 144-1 [CURRENT] references following documents:
| Document number | Edition | Title |
|---|---|---|
| EN ISO 11363-1 | 2018-02 | Gas cylinders - 17E and 25E taper threads for connection of valves to gas cylinders - Part 1: Specifications (ISO 11363-1:2018) More |