Duplex Steel Valves
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![F51 Check Valve]()
F51 Check ValveNSV F55 Forged Swing Check valves,its produced one piece that’s stronger than an equivalent casted parts.like all check valves, are used to prevent back flow in the line. it is high cracking...
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![F51 Gate Valve]()
F51 Gate ValveNSV F51 Forged gate valves mainly apply to pulp and paper mills,chemical processes and seawater service, it is high cracking corrosion resistance to chloride environment,high corrosion resistance...
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![4A Ball Valve]()
4A Ball ValveNSV 4A Floating ball valves mainly apply to pulp and paper mills,chemical processes and seawater service, it is high cracking corrosion resistance to chloride environment,high corrosion resistance...
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![F51 Ball Valve]()
F51 Ball ValveNSV F51 Trunnion mounted ball valve is new high performance ball valves and It is suitable for long distance pipeline and general industrial pipeline. it is high cracking corrosion resistance to...
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