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          China·Tianzheng Valve Co., Ltd.  
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          About

          Tianzheng Valve Co., Ltd. was founded in 1985, located in "China valve village"-Oubei, Yongjia, Wenzhou, is a professional safety valve enterprise integrating research, development, manufacture, testing...

           
          News
          Common defects in ultrasonic flaw detect

          Common defectCommon defects in ultrasonic flaw detection of steel val

          2016-12-13
          Non destructive testing terminology

          Non destructive testing terminology

          2016-12-13
           
          Video
          Equipment

          The company has internatinal dvanced CNC machine tolsmetal heat teatment and othrproucion eqipment,wth ful perfomance est equipment,metal materials physics and chemistry labratories...

           
          Technology
          Safety valve selection spring level

          Spring type safety valve in the commissioning, often used for diffe

          2016-12-13
          Safety valve selection and installation

          Safety valve selection and installation considerations: the operati

          2016-12-13
           
          Honor
            Product Display National Standard / American Standard  
          Sring
          Sring loaded low lift externl
           
          Air
          Air compressor safety valve(AQ
           
          Sprling
          Sprling loaded low lift safety
           
          Spring
          Spring loaded full lift safety
           
          Closed
          Closed spring loaded low lift
           
          Closed
          Closed spring loaded low lift
           
          Spring
          Spring loaded low lift safety
           
          Spring
          Spring loaded low lift safety
           
          Closed
          Closed spring loaded full lift
           
          Closed
          Closed spring loaded low lift
           
          Spring
          Spring loaded full lift safety
           
          Spring
          Spring loaded full lift safety
           
          Spring
          Spring loaded full lift closed
           
          Spring
          Spring loaded full lift closed
           
          Twin
          Twin spring loaded lift type s
           
          Spring
          Spring loaded full lift closed
           
          Spring
          Spring loaded full lift closed
           
          Spring
          Spring loaded low lift safety
           
          Back-flow
          Back-flow safety valve(AH42F)
           
          Parallelled
          Parallelled back-flow safety v
           
          Back
          Back pressure balanced bellows
           
          Insulation
          Insulation back pressure balan
           
          Vacuum
          Vacuum negative-pressure safet
           
          Safety
          Safety valve(TFAF4QH-10C)
           
          Inner
          Inner assemble safety valve(TA
           
          Safety
          Safety overflow valve(AY42H)
           
          Closed
          Closed spring full type safety
           
          Closed
          Closed spring full type safety
           
          High
          High temperature spring loaded
           
          High
          High temperature and pressure
           
          Series
          Series liquid-pressure safety
           
          Spring
          Spring loaded full lift type s
           
          Pilot
          Pilot operated safety valve(A4
           
          Refining
          Refining safety valve series
           
          German
          German sign safety valve
           
          Single
          Single lever safety valve(GA42
           
          Dual
          Dual lever safety valve(GA44H)
           
          Impulse
          Impulse safety valve(GA49H-16)
           
          Main
          Main safety valve(F2-250/400)
           
          Single
          Single lever safety valve(GA41
           
          Pulse
          Pulse type safety valve(GA49H-
           
          Main
          Main safety valve(A49H-40)
           
          Description
          Description of impulse safety
           
          High
          High pressure main safety valv
           
          Impulse
          Impulse safety valve(A49Y)
           
          High
          High pressure main safety valv
           
          Impulse
          Impulse safety valve(GA49H DN2
           
          High
          High pressure main safety valv
           
          Impulse
          Impulse safety valve(GA49H DN2
           
          Special
          Special safety valve series fo
           
          A
          A type oil refining special sa
           
          TFJY
          TFJY safe decompress valve ser
           
          Flange
          Flange connection
           
          American
          American standard thread safet
           
          American
          American standard bellows valv
           
          American
          American standard enclosed saf
           
          American
          American standard full lift sa
           
          American
          American Standard full lift sa
           
          Ptfe
          Ptfe corrosion-resistant safet
           
          (A22)
          (A22)
           
          Built
          Built in the relief valve(NA42
           
          The
          The respiration valve(A411)
           
          American
          American standard High tempera
           
          American
          American standard high tempera
           
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          Add:Dong'ou Industrial Zone,Oubei,Wenzhou,Zhejiang,China

          Tel:0577-67977777  Fax:0577-66990111  E-mail:tianzheng0577@163.com
          Copyright: Chinese, Tianzheng Valve Co. Ltd. Technical support :China pump & valve network [Manager]

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

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