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  1. NorthWest250

    API-650 - Leak Testing Thin Reinforcement Pads

    I don't think API-12F would have been feasible for this project given the clients requests (specific tank dimensions, large nozzles and manways, plethora of shell & roof nozzles, high temp service, etc.) If a client asks us for a tank of "X x X" dimensions, complete with "X" nozzles in "X"...
  2. NorthWest250

    API-650 - Leak Testing Thin Reinforcement Pads

    Thank you everyone for the suggestions. I'm familiar with couplings, but I'd never heard of a #101 flange. I'm glad to know there are no code restrictions on adding one or the other to a weep hole if required. These are small tanks (10ft / Ø12ft) which are designed to code minimum thicknesses...
  3. NorthWest250

    API-650 - Leak Testing Thin Reinforcement Pads

    Hello there, How is everyone pneumatically leak testing thin nozzle reinforcement pads that are only 3/16" or 1/4" thick?, given that a 1/4" NPT connection has roughly a 3/8" thread engagement to be leak tight. Each time we connect a nipple to the repad we lose pressure out of the nipple to...

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