ZFQ-89 German Fire Stop Breathing Valve

ZFQ-89 German Fire Stop Breathing Valve

Production Description:

It has the dual function of breathing valve and tank flame arrester. It is an indispensable safety equipment for fixed top tanks such as crude oil, gasoline, kerosene, light diesel oil, aromatics, etc. It can prevent evaporation loss and protect the tank from damage during over-pressure or vacuum.

Parameters:

Model	ZFQ - 89	Size	DN50-350 PN:0.6-2.5
Body Materials	AL CS 304 316 316L	Gide Rod	AL 304 316 316L
Bolt/Nut	CS 304 316 316L	Gasket Seal	Graphite/Metal/PTFE
Positive Valve Plate	+36mmH2O~+1000mmH2O	Vacuum Pressure	-25mmH2O~-65mmH2O
Pressure Group	A B C D	Ambient temperature	CS:-30℃~+350℃ SS：-80℃~+350℃
Joint Type	Flange; Thread	Flange standard	JIS, HG,GB,ANSI,...