scope:

This Japanese Industrial Standard specifies the single faucets, combination faucets, stop cocks, ball taps and flush valves/flush faucets (including electrically open/close type of each category) (hereafter generically referred to as faucets) which are directly connected to water supply or which are connected to the piping downstream of the water receiving tank directly connected to water supply.

This Standard is applicable to the following faucets.

a) Single faucets, combination faucets and stop cocks of working pressure 0.75 MPa max. for feeding water and/or hot water. The faucets exclusively used for hot water feeding apparatus utilizing solar energy are excluded.

b) Ball taps of working pressure 0.75 MPa max. for feeding water.

c) Flush valves/flush faucets of working pressure 0.75 MPa max.

NOTE The pressure used in this Standard refers to gauge pressure. The working pressure refers to the pressure at which the water discharge is stopped.