JSA - JIS B 2031
Gray cast iron valves
|Publication Date:||20 February 2013|
|ICS Code (Valves in general):||23.060.01|
This Standard specifies the gray cast iron valves (hereafter referred to as "valves") to be used for general mechanical devices, etc. Also, the operation restriction torque of handwheel is shown in Annex B as reference.
NOTE: Every pressure herein is the gauge pressure.