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Recent content by koneill44

  1. koneill44

    Fastener High Temperature Service Limit

    Does anyone know where I can find a convenient chart that lists all the different fastener grades and their associated high temperature service limits? Something like this http://www.portlandbolt.com/technicalinformation/fastener_identification_markings.html but with high temperature service...
  2. koneill44

    ASME B31.1 Flange Joint - Bolts or studs?

    I can't seem to find anything to determine if bolts are acceptable for a flange joint on an ASME B31.1 piping system. Can anyone point me in the right direction to be able to select the proper bolt or stud and nuts? Is there any case where washers should be required?
  3. koneill44

    Lubricated plug valve vs. ball valve for natural gas service

    Why would one use a lubricated plug valve over a ball valve for shutoff in natural gas service? Is it a temperature issue if the valve is located outdoors? Is there a fire safety issue? Appreciate your comments. Thanks.
  4. koneill44

    Victaulic pipe system stress analysis

    My company is potentially installing victaulic piping for a building glycol/water heating system operating up to 220F. The piping would be designed according to ASME B31.3 or B31.9 which I believe requires a stress analysis. We have a program called Bentley autopipe to do stress analysis but I...
  5. koneill44

    ASME Section I automatic controls requirements?

    I am looking for the requirements for automatic controls on an ASME Section I boiler. Under part PG the requirements for water level indication, temperature indication, and pressure indication don't seem to require any automatic control action to shut off the source of fuel. Can anyone point...

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