2. It can be used in gas, water, oil weak acid & Alkali
3.Low noise,No-water hammer impact ,low noise , stable working,larger flow ,long service life
4.change to ex-proof & suitable armature, it can uses as ex-proof valve,
3.Low noise,No-water hammer impact ,low noise , stable working,larger flow ,long service life
4.change to ex-proof & suitable armature, it can uses as ex-proof valve,