H44H, H44W American standard carbon steel check valve and ball valve difference is bigger, we can distinguish from the function to go up and ball valve and H44H, H44W American standard carbon steel check different effects, can also from the carbon steel ball valve and H44H, H44W check valve structures. 【 Functional difference between 】 H44H, H44W American standard carbon steel check valve is widely used in nominal pressure lb - 150 Temperature - 2500 lb, work 29 ~ 550 ℃ in the petroleum, chemical, thermal power plant under various working conditions such as piping, applicable medium: water, oil, steam, etc. Its main role is to prevent the backflow medium, to prevent the pump and its pattern in reverse driving voltage, and the discharge of the containers within the medium. Ball valve and H44H, H44W carbon steel check valve American standard difference is bigger, ball Industrial Valves, 球阀) Opening and closing is a sphere, driven by the valve 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 】 H44H, H44W American standard carbon steel check valve ball valve' Summary 】 H44H, H44W American standard carbon steel check 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, whether at design time, or in the purchase, must be in strict accordance with the relevant technical requirements.
os & y valve fire protection wedge valve is generally used to cast iron gate valve.
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The resilient gate valve flow control valve is also available as a os&y valve.