This Korean Industrial Standard specifies the relief valves for hot water applia'nces used on the hot water side or the water feed side of the heat exchangers for hot water not more than 100 kPa {1 kgf/cm2} in maximum allowable working pressure (hereafter referred to as "relief valves").
Remarks 1. All the pressures stated in this Standard are the gauge pressure.
2. The units and numerical values given in { } in this Standard are based on the traditional units and are currently the criteria in force.