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  1. dlew

    Welding reinforcing plates to stressed members

    Hey Guys, Thanks for your fast response. Your comments and references were very useful and are appreciated.
  2. dlew

    Welding reinforcing plates to stressed members

    Hello! I am working in the reinforcement of an existing steel structure to carry additional loads. We are planning to add reinforcing plates to those members that need them. The existing dead load stress in those members is approximately 15 to 20 ksi. Live load is relatively small. The...
  3. dlew

    NDT of Existing Framing

    Evelrod, Pipewelder1999 and Wktaylor, Thanks for your responses. They were very helpful. I am considering ultrasonic testing for accessible places, and dye-pen testing in places where ultrasonic could not be used. Most of the T and K connections in the piping frame are Ok. The...
  4. dlew

    NDT of Existing Framing

    I have to come with a plan to investigate the capacity of an existing welded steel pipe framing. The structural framing is exposed in a marine environment, and have spots that are starting to rust and pit. My main concern are the welded connections (pipe-to-pipe, and pipe-to-gusset plates)...
  5. dlew

    calculating bolt torque

    Hi When the bolts are torqued, they put the O-ring under maximum compression (total tension in bolts produced by torque divided by length and width of O-ring). When the vessel or pipe is pressurized, the compressive force on the O-ring is reduced by the force that tries to separate the two...

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