2000 type emergency relief valve is applicable to the use conditions with flow exceeding the ordinary breather valve ability range, and requiring emergency relief. It could meet the demand for mass flow relief in the working conditions like fire in the storage tank, and eliminate possible explosion and collapse of storage tanks due to delayed pressure relief.

Technical parameters

Dimensions: 16" 、 20 ” 、 24 ” ( 400mm 、 500mm 、 600mm )
Set pressure： 1.5 ~ 16 oz /in 2 （ 0.6 ~ 6.4KPaG ）
Set vacuum： 0.5 ~ 4 oz /in 2 （ 0.2 ~ 1.6KPaG ）
Materials: 316SS, carbon steel,etc.
Action mode: spring, gravity
Connection mode: flange