DIN EN ISO 11363-2-2018 气瓶.气瓶阀门连接用17E和25E椎管螺纹.第2部分:检验计量表(ISO 11363-2-2017);德文版本EN ISO 11363-2-2017
Gas cylinders - 17E and 25E taper threads for connection of valves to gas cylinders - Part 2: Inspection gauges (ISO 11363-2:2017); German version EN ISO 11363-2:2017
This International Standard specifies types, dimensions and principles of use of gauges, to be used in conjunction with the taper threads specified in ISO 11363-1 (i.e. 17E and 25E threads). This International Standard provides examples of calculations for thread gauge dimensions on the large end diameter (Annex A) and draws attention to the limitations of the gauging system specified (Annex B).