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Recent content by yanyanxinshi

  1. yanyanxinshi

    Determination of Valve Data, such as Hardness

    Thank you very much for your reply. I will inquire about the relevant information from the supplier. I appreciate your guidance.
  2. yanyanxinshi

    Determination of Valve Data, such as Hardness

    Hello everyone, I am a newcomer and currently have a valve parameter requirement, mainly for gas (nitrogen) transmission. My boss needs me to confirm some parameters of the pressure reducing valve (3000psi --> 100psi): the hardness of the valve core and seat? The mechanical properties of the...

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