شیر آتش نشانی آب و فوم

Landing Gate Valve Application The design and construction of the landing gate valves are strictly in accordance with BS5041: Part2:1987 and generally to BS5154:1991 standards The selection of materials for GPE landing gate valve is resistant, though and durable. This ensures the product long-life plus providing an efficient service in the time of need The valves metal to metal seating are precisely machined so as to provide the shut-off of the valve to have a water-tight sealing Every landing gate valves is hydrostatically tested to 22.5 bars for the valve seat and body respectively The internal casting finishes of every valve is of high quality ensuring a low flow restriction that meets the standard`s water flow test requirement