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  • Users: dcb2
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  1. dcb2

    High Temperature Butterfly Valves

    Does any one have any vendor leads/information for butterfly valves with a system design of 2300F at 5 PSIG and operating at 1600F at 3 PSIG? The existing valve is an Everest water cooled design that has failed, cracks in the wafer sealing area and with leaks in the water cooling system. The...
  2. dcb2

    B31.3 Branch Connections

    All, I have a situation where I need to stub into a welded 90 degree elbow with a reinforced connection. The seam weld of the elbow will be the centerline of the branch connection. The stub in will remove some weld and the reinforcement will cover the elbow weld seam. The elbow was purchased...
  3. dcb2

    "P" numbers vs. "S" numbers in weld procedures

    Thanks for your help.
  4. dcb2

    "P" numbers vs. "S" numbers in weld procedures

    "P" numbers group different materials together in the ASME code to minimize weld procedures. A vendor is quoting API material that per the ASME code should use a "S" material number. Am I correct in interpreting the ASME code that "P" numbers can be used for welding "S" material or should the...
  5. dcb2

    Piping with CAD

    If you want to just do layouts with some isometrics try the Mech-Q software it works and is much more reasonable price wise than Bently or microstation.
  6. dcb2

    How do I draw 3d pipes/ducting in autocad 2002

    You would be better off purchasing a third party program to work inside Autocad. There are several programs avaialble. Mech-Q from Asvic Software seems to work well at a reasonable price.

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