Gate Valves, Globe Valves, Check Valves manufacturer / supplier in China, offering DN700 GOST 12820-80 Class a Wedge Gate Valve with Retractable Spindle, Pn160 Double Flanged GOST Gate Valve, DN350 Hand Operation 2.5 MPa Flanged Wedge Gate Valve with Counter Flanges and Fasteners and so on.
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