“PLATE TYPE WATER LEVEL GAUGE ( ULB-3G-REFLEX) MAX.PRESSURE-2.5MPA; MAX.TEMPER.-220CDEGREE;TEST PRESSURE-4MPA;FLANGE STANDART GB/T2501;DN25;PN25 LEVEL GAUGE COMPLETE. GREENS SHAZHOU BOILER CO.ZYC1.2-0.6-0.6.NA