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American standard thread safety valve(A22、A12)
American standard bellows valve(WA42)
American standard enclosed safety valve(A42)
American standard full lift safety valve with a lever(A44)
American Standard full lift safety valve(A48)
Ptfe corrosion-resistant safety valve(A41)
Built in the relief valve(NA42F)
The respiration valve(A411)
American standard High temperature and pressure relief valve(A48)
American standard high temperature pilot operated safety valve(A46)
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Add:Dong'ou Industrial Zone,Oubei,Wenzhou,Zhejiang,China

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China, Tianzheng Valve Co., Ltd. is a professional production safety valve enterprises.