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  1. mechengr77

    Seat inserts for valves

    I am looking for similar material (seat and seal material) and their compatibility with Methanol. I have had little luck in the search.
  2. mechengr77

    Vertical Can Pumps NSPHr

    pmover, Thanks for the feed back. Another question has come up that has me thinking. Below are 3 different vertical can pumps. From what you mentioned, pumps 2 and 3 make since in the spec sheet NSPHr is less than the graph because of the centerline being referenced. But how can pump 1...
  3. mechengr77

    Vertical Can Pumps NSPHr

    New to the pumping field and trying to find an answer to what I thought was a simple problem. The pump curve that I was given has a NSPHr at the centerline of the impeller first stage of about 18.5 feet. Our datasheet that we submitted stated that we have 8 feet of NPSHa (taken at the...

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