Tieling Water Valve Co., Ltd.

Model Number: HD7s/BT41X-2.5-10-#2859 Key Specifications/Special Features: Specifications:Hydraulic control check butterfly valve: the medium is waterDiameter is up to DN6000There are three types, two kinds of eccentric structure, type1 is single eccentric, and type 3 is double eccentric1) Position keepingtype :( HD741/3X) easy construction, low costHydraulic control system makes the weight back original position automatically when it reaches some angle during of opening to keep the disc in opening position2) Pressure keeping type (HD7BT41/3X) PATENT: ZL92210629.0: pressure is kept by the accumulator of the oil cylinder to keep the disk in open position3) Locking type (HD7S41/3X) AFTER OPENING, the pin shaft in the hydraulic can lock the weight automatically and when closing the pin is out automatically and the valve is closed under the force of the weightThe key hydraulic control unit in HD741/3X, HD7BT41/3X are made in America and Germany which is reliableNominal pressure: PN2.5-25bar

Nominal diameter: DN500-2800mm

Flange dimension: BS4504ISO2531, ISO7005 and otherstandards conforming to the requirements

Face to face length: BS5155, ISO5752, DIN3352, AWWAC504 and other standards conforming to the requirements