ISO 11363-1:2010

Gas cylinders -- 17E and 25E taper threads for connection of valves to gas cylinders -- Part 1: Specifications

ISO 11363-1:2010 specifies dimensions and tolerances for taper screw threads of nominal diameter 17,4 mm (designated 17E) and 25,8 mm (designated 25E) used for the connection of valves to gas cylinders.

It does not cover the connection requirements for:

  • mechanical strength;
  • gas tightness;
  • capability of repeated assembly and dismounting operations.

Gauge inspection is covered by ISO 11363-2.


General information

  • Status :  Withdrawn
    Publication date : 2010-05
  • Edition : 1
  • :
    ISO/TC 58/SC 2
    Cylinder fittings
  • 23.020.35
    Gas cylinders

Got a question?

Check out our FAQs

Customer care
+41 22 749 08 88

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)

Keep up to date with ISO

Sign up to our newsletter for the latest news, views and product information

Subscribe