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  • Users: bdcan
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  1. bdcan

    B31.3 - Openings in blind flanges

    Thank you all for your valuable input. I'll be able to go back and talk to the guys on site with some more ammo!
  2. bdcan

    B31.3 - Openings in blind flanges

    Hi vesselfab... Thanks for your suggestion. Yes, a reducing flange would be an excellent option. In fact, I tried getting our superintendent to agree to using these. He's adament that there has to be two nozzles coming out of the flange. My power of pursuasion needs work!! Brian
  3. bdcan

    B31.3 - Openings in blind flanges

    Hello, did a quick search and found a few threads relevant to what I am working on, but still have a few questions. We will be pressure testing a number of different pipes designed to B31.3. At each end, the site superintendent wants a blind flange with two nozzles. One nozzle on each end...

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