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  1. Lupino

    Galvanic Corrossion

    thanks for your respond , actualy they have hasked for support because they may wanted to store the valves somewhere. to be honest I tried to find our WHY!! but sounds like this matter did not came to attention of neither sales nore project coordinators and also not the inspector of the...
  2. Lupino

    Galvanic Corrossion

    support legs for the valve.
  3. Lupino

    Galvanic Corrossion

    Hello All , I have received an NCR from one of our bigest end-users . we prodcued the valves 8" ball valves in S.S 316, the system is Sour but the the Support legs for the valve is zinc plate carbon steel . they claim that there is the possibility of galvanic corrossion on the site and they...
  4. Lupino

    Material Certificates

    thanks danlap, that was really great . we are actually head quarter and this project is being handled by our branch factory in the area. the end user is absolutely very restricted on every single detail but they have always accepted those certs until three weeks ago suddenly they start...
  5. Lupino

    Material Certificates

    Hello , we are valve manufacturer , I received an NCr from or End user which claims that the Material Certificates (3.1 )are not under the NAME OF OUR Factory. the certs are under the name of our supplier. we provided them every evidences to show that we purchased the material through their...
  6. Lupino

    QC Engineering Challenges

    Hi , I would like to know one challenging project that a QC Engineer in Valve production process have and a solution for that. Thanks

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