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  • Users: Bocephus50
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  1. Bocephus50

    Removing Code "pedigree" on shell side of Heat Exchanger

    Large condensor (horizontal tubular ht xchgr) has over 1400 3/4 OD tubes which contain cooling water at 30 psi. The shell surrounding the tube bundle contains a gas/vapor at less than 5 psi. Both the shell side and tube side are rated at 50 psi and Code (U) stamped. The shell has developed 2...
  2. Bocephus50

    Boiler Tube Plugs

    I keep getting conflicting information regarding acceptable material for boiler tube plugs. I find SA-36 plugs readily available, but some have said that plugs must be made of SA-105 and not SA-36. Anyone else being told this?

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