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  • Users: BlackwellS
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  1. BlackwellS

    317L to 5Cr Dissimilar Weld with overlay

    Thanks for taking the time to read this post. Does anyone out there have a suggested weld-procedure to weld a 317L nozzle into a 5Cr flush patch? I'm considering the option as a temporary replacement for a number of thermowells and vent connections on a 5Cr vacuum tower transfer line. I'd...
  2. BlackwellS

    317L to 5Cr Dissimmilar Weld

    Thanks for taking the time to read this post. Does anyone out there have a suggested weld-procedure to weld a 317L nozzle into a 5Cr flush patch? I'm considering the option as a temporary replacement for a number of thermowells and vent connections on a 5Cr vacuum tower transfer line. I'd...
  3. BlackwellS

    Weld Procedure For 5CR To 317L???

    Gents, I have a reduced crude vacuum transfer line (700F) subject to localized napthenic acid attack. Metallurgy on the line is 5CR (A335 GR P5). One of our options is to upgrade a number of small-bore connections (thermowells, vents, etc.) and L.R. ells to 317L. Could someone provide general...

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