construction 'ej check valve installation yIqIm nIS nuq

1), chut lulajpu'bogh requirements ghob'e' ghom installation position, 'Iv, lurgh DughajmoH 'ej, exports, yIDIl veqlarghlI' lurgh flow medium consistent arrow valve lom lurgh, connection vaj 'uchlu'chu'bogh Qey.

2), ghob'e' visually inspected prior to valve installation, valve jengva' vaj consistent nIv'e' national motlh, "Universal Valve logo" gb12220. working joH rop matay'DI' puS 1.0mpa 'ej role chu' DoH 'elbogh pipe valve, installation vaj je rigorous yIqaw HoS waH juS De''e' wa'DIch lubejpu' lo'. waH HoS, waH joH rop 1.5 poH nominal duration wej qup HoS 5 min, valve tuq, packing vaj compliance leakage pagh. tightness. waH, waH joH rop nominal joH rop 1.1 poH; duration in line with gb50243 requirements waH.

mup vaj self-supporting, vaj 'e' vo' piping generated joH rop: 3) ngI' yIteb QI'yaH-chegh valve withstand pipeline valve check.