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check valve

" in Valves found 2 Products from Zhejiang Aolong Valve Manufacturing Co.,Ltd, China

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Lift Type Check Valve

Lift Type Check Valve
Size:DN50-DN500(mm) 1. check valve product design and manufacture according to GB/T 12235 design and manufacture inspection, reliable seal, excellent performance. 2., the valve seat sealing surface ...

Carbon Steel Fixed Ball Valve

Carbon Steel Fixed Ball Valve
valve seat sealing ring, and the formation of metal the metal seal, the sealing effect to a certain extent. The fire resistance test meets the requirements of APl6FA and APl607. 4, automatic ...
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