Manufacturer: Niikura Kogyo  Co., Ltd
Model: FIG NO. 230

FIG NO. 230 Pressure Relief Valve

This type causes the liquid coming out of nozzle orifice to hit the deflector and thus displays a flat spray in a super wide angle.
Function
This device is installed on storage tanks to protect the storage tank from damages caused by overpressures or under-pressures. Additionally, the device is a breather valve for reducing the vaporization loss of materials in the storage tank.