National Patent for Utility Modes for Portable Valve Grinding&Lapping Machine

Our  Portable Valve Grinding Machine ,Valve Test Bench Connecting rod synchronous telescopic mechanism,Portable Pipe Beveling Machine, Pipe Beveling and Cutting Machine all gained the National Patent  for utility models  in 1996 and 2014, our factory passed  ISO Quality Management Certificate in 2008 ,and got the  Certificate of Material Supplier by China National  Petroleum Corporation and National Power Corp.


Our Main Products are

  1. Portable Valve Grinding and Lapping Machine

  2.  Stationary Valve Grinding Machine

  3.  Valve Pressure Test Bench

  4.  Pipe Beveling and Cutting Machine


  5. National Patent for Utility Modes for Portable Valve Grinding

  6. National Patent for Utility Modes for Portable Valve Grinding

  7. National Patent for Utility Modes for Portable Valve Grinding

  8. National Patent for Utility Modes for Portable Valve Grinding

  9. National Patent for Utility Modes for Portable Valve Grinding



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