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Help Center"Class 400"WCB Swing Check Valve to Prevent the Reverse Flow of Medium
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Specifications
1. Port unobstructed, fluid resistance small;2. The action is intelligent, sealed performance is good
3.Convenient
Double disc screw rev. This check by the body, disc, stem and springs, use this connection, compact structure. Because the disc in closing trip short, and the spring loaded, close the speed, can significantly reduce water hammer. Product has small volume, light weight, action quick, reliable sealing, installation is convenient wait for a characteristic, can be installed horizontally or vertically, can be applied to water, steam, oil products, nitric acid, acetic acid, strong oxidizing medium and so on many kinds of medium.
Application:
Double disc screw rev. This check valves are used to nominal pressure PN10 ~ PN420, Class150 ~ Class2500; Nominal diameter DN15 ~ 2, NPS1/2 ~ 48; Working temperature 196 °C ~ 540 °C-all kinds of piping, used to prevent the backflow medium. Through the use of different material, wafer check valve can be applied to petrochemical, metallurgical, power, light industry, food, water, steam, oil industry, nitric acid, acetic acid, strong oxidizing medium and urea and so on many kinds of medium.
Structure features:
1. Structure short length, its structure length only the traditional flange check valve 1/4 to 1/8;
2. Small volume, light weight, the weight only the traditional flange check valve 1/4 to 1/20;
3. The disc closed fast, water hammer pressure small;
4. Horizontal line or vertical pipe all can use, installation is convenient;
5. Port unobstructed, fluid resistance small;
6. The action is intelligent, sealed performance is good;
7. The disc trip short, closing valves wallop is small;
8. The overall structure, simple and compact, beautiful modelling;
9. Long service life, high reliability.
Has a volume stupid big, fluid resistance is big, the valve closed water hammer pressure is high, installation, maintenance is difficult, to use a shorter life span shortcomings. The valve supply nets in traditional flange design check, the existing problems of the development production the wafer check valve series, H76 to clip double disc swing check valves have shorter structure, small volume, light weight, close the valve flap of fast, water hammer pressure is small, easy installation, fluid resistance small, action quick, sealed performance is good, the disc trip short, closing valves wallop small, and the overall structure, simple and compact, long service life, high reliability characteristics
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