... 4.used for factory,oil field,chemical,metallurgy Summary: LWGY basic type worm flow sensor (called sensor ... are widely used in the industries of factory, oil field,chemical industry,metallurgy, paper making and so ... /LZJ(-F)glass tube flow meter,LZB-W(B)micro type glass tube flow meters,G.R.F10 ... liquid level meters,LUGB/LUCB vortex street flow transmitter,LDG electromagnetic flowmeters,LWGY/LWY turbine ...