Check valve (non-return valve)
Introduction of a valve that operates and closes after the reverse flow begins.
Stop valves, such as shut-off valves and ball valves, can fundamentally stop both forward and reverse flow, whereas a "check valve" (non-return valve) only stops "reverse flow." Once reverse flow begins, the valve body operates to stop the flow, so except for some specially structured valves, flow adjustment is generally not possible. Commonly used in building facilities and general piping, there are swing type, lift type, dual plate type, and products with special structures such as Smolensky type and tilting type equipped with "springs" to suppress and improve water hammer, as well as ball type and foot valves. 【Features】 ■ Stops only "reverse flow" ■ The valve body operates to stop the flow after reverse flow begins *For more details, please refer to the PDF materials or feel free to contact us.
- Company:米田商店
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