H42X cast iron bottom valve and ball valve difference is bigger, we can distinguish from the function to go up and the different function of cast iron ball valve and H42X bottom valve, also can go up from the bottom of the ball valve and H42X cast iron valve structure. 【 Functional difference between 】 H42X cast iron bottom valve is a kind of energy saving valve, usually installed in the bottom of the suction pump water restrictions return water sources, the fluid pump tube plays not only the function. That has many water inlet valve cover and stiffener has played a difficult clogging, mainly used in pumping pipe ShangShuiDao and supporting role, connection flanges connection and screw thread connection. Mainly by the valve body, valve core, valve, filter and so on, generally under pressure to 2. 5 kg. Bottom valve ball valve and H42X cast iron difference is bigger, ball valve, 球阀) Opening and closing is a sphere, driven by the Industrial Valves stem, and for ball valve axis rotate 90 & deg; Open or closed. Can also be used on regulation and control of fluid, mainly used for cutting in line, distribution, and change the flow direction of medium, good sealing, convenient operation, opening and closing fast, simple structure, small volume, small resistance, light weight, etc. 【 Physical difference between 】 H42X bottom valve cast iron ball valve' Summary 】 H42X cast iron bottom valve and ball valve and using the difference function, are quite different in application, in the selection of a certain need to pay special attention to diameter, pressure, material and use of media, no matter when the design, or in the purchase, must be in strict accordance with the relevant technical requirements.
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