This product is widely used in the medium pipe run for water supply and discharging.
Description :
1.Design conforms to BS5163
2.Face to face dimensions conforms to bs 5150 series 3, EN558.1 F3
3.Flange drilled conforms to BS 4504 , EN 1092-2 PN 16
4.Nominal Pressure : 1.0 Mpa/1.6Mpa
5.Suitable Medium : Water , Oil
NOTICE : Hand wheel can be added follow buyer's request
Characteristics:
1 ,The wedge is wrapped with rubber made it form of soft seal. Leakage rate is zero.
2, There is no groove under the valve body.The passage is smooth and no impurities will be kept,hence flow resistance is low.
3, Basically the seal has no radial friction.Operation torque is small and can get a long life of usage
4, The manufacturing precision of parts is high.Any parts are exchangeable.
5, Add back seal structure.No need to stop the water flow when changing stuffing material.
6 , For valves diameter above 300mm, wedges use double seal. When pressed, after the valve is closed, the wedge will not shift to the output direction.So the seal performance is better and simultaneously extend the stem 's life of usage.
| BS5163 gate valve |
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