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  1. opinion1055

    CAESAR-II error 87E

    thank you C2it... i figured it out... thanks for your time.
  2. opinion1055

    CAESAR-II error 87E

    Dear all, While i'm performing WRC 297 in caesar, i am getting an error "More than one NON-ZERO LENGTH element ATTACHED to the nozzle". Please suggest a possible solution for this. Thanks in advance.
  3. opinion1055

    BOLT TORQUE VALUE

    Thanking you all my friends
  4. opinion1055

    BOLT TORQUE VALUE

    Thank you little inch.
  5. opinion1055

    BOLT TORQUE VALUE

    Dear friends, Recently, in a revamp project , the client asked me to provide him the bolt torque values. As per my understanding, bolt torque values or chart is project secific and client has to provide us the same for compliance ryt? Or is there any code/standard where in i can check for the...
  6. opinion1055

    nozzle load

    Dear all, Please help me as am a fresher in stress analysis… When we do nozzle load check in CAESAR II for a nozzle oriented in 30 deg or 45 deg horizontally, should we rotate the whole system and align the nozzle with any axis and then check the nozzle load ? thanks in advance regards
  7. opinion1055

    NEMA SM23

    CAN anybody kindly provide me the NEMA SM 23.pdf.... Thanks in advance
  8. opinion1055

    HYDROTEST PRESSURE

    Thanking you kvbalu2129 and XL83NL for your swift reply... My doubt is very well settled....
  9. opinion1055

    Occasional load for flange

    XL83NL, Yes you are right. Its my mistake. The max. allowable pressure can be obtained from B16.5 Flange rating table....Am i correct. ?
  10. opinion1055

    Occasional load for flange

    CesarYalan First of all, you cannot choose a pipe to withstand sustained load and occ. load. You have to design your pipe based on its process parameters and design basis and fix it. Then you stress analyse the system to make it good enough to withstand sus. Load and occ load. Maximum...
  11. opinion1055

    HYDROTEST PRESSURE

    Friends, I have an 8"-Sch80 - A106.B / BFW / 900# line . The design Pressure for this line = 114 Kg/Cm2 G The hydrotest pressure (as per spec.) = 171 Kg/Cm2 G But,from ASME B16.5 flange rating table, maximum pressure for class 900 is 147.75 @ amb temp(60deg c). So,is this hydrotest pressure @...
  12. opinion1055

    Design temp. and pressure

    What I could infer from the above posts is that add a margin to operating temp and pressure. Say 20% and that will be the design parameter. But earlier in a forum I read that, based on the fluid category , the margin varies. For ex. Category D = 1.1, 1.2 max Category M = 1.4 to 1.6 etc…...
  13. opinion1055

    Design temp. and pressure

    SeanB Thanking you.. You made the point clear to me.
  14. opinion1055

    Design temp. and pressure

    gjmorin "Then a condition assessment (UT, RT, etc) as indicated above would be appropriate to check to see if the installed line can handle the pressure" How to do this conditional assessment with UT, RT etc ?
  15. opinion1055

    Design temp. and pressure

    Dear dcasto, Thank you for your reply. Let me clarify what u stated .. Suppose the Existing Matrl. spec = A106 GrB Operating Temp = 150 Deg C Thickness = Sch 40 So, u mean to say you will find "P". Now that P = design pressure and " 20% over the normal operating temperature" = Design...
  16. opinion1055

    Design temp. and pressure

    Hello friends, Myself is a beginner in stress analysis. I have a doubt. In most cases i happen to work for very OLD Plant expansion projects. The input from client will be certain OLD existing documents. Most cases from scratch. Suppose i have a line list that show only Operating pressure and...

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