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  • Sep-09 2019
    Zhejiang Naibang Valve CO., LTD, Founded in 2000, is a professional valve manufacturer integrating design, technical development, produce and sale service, has a solid strength and rich production experience. The main product are wafer check valves, ball valves, gate valves, globe valves, forged steel valves, and have obtained ISO9001 , API 6D , CE Certificate and TS management system certifications.
  • Aug-22 2019
  • Aug-16 2019
    Breathing valve is a kind of air breather which install on the petrochemical fixed storage tank, in order to avoid tank over the pressure or vacuum making the storage tank destruct, prevent the outside flame enter, reduce the tank fluid volatile.
  • Aug-13 2019
    Zhejiang Naibang Valve CO., LTD, Founded in 2000, is a professional valve manufacturer integrating design, technical development, produce and sale service, has a solid strength and rich production experience. The main product are wafer check valves, ball valves, gate valves, globe valves, forged steel valves, and have obtained ISO9001 , API 6D , CE Certificate and TS management system certifications.
  • Jul-22 2019
  • Jul-20 2019
    The forging machine is used to apply pressure to the metal billet to produce plastic deformation to obtain the machining method of forgings with certain mechanical properties, certain shape and size.Generally used in high grade pipeline, the caliber is relatively small, generally below DN50.
  • Jul-18 2019
  • Jul-15 2019
    Valves are everywhere in our lives, and we also have a certain understanding of the classification of valves. Ball valves and gate valves are actually a kind of valve, the difference is that its closed parts is a BALL. For how to select the correct valve, first of all, we should understand the characteristics of the valve, then the steps and basis of the valve, and finally follow the principles of the valve step by step.
  • Jun-28 2019
  • Jun-26 2019
  • Jun-25 2019
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