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Pipe and Vessel Stress Analysis - Wiki
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Calculation
allowable
allowable stress
ASME
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AutoPIPE Vessel
B31.3
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En13480
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stress
Von Mises
04. How to calculate the tensile stress in bolts of an AutoPIPE Vessel model?
Tanaji Gaikwad
Applies To Product(s): AutoPIPE Vessel Version(s): ALL Area: Modeling Date Logged & Current Version June 2018 40.06.00.07 Problem: How to calculate the tensile stress in bolts of an AutoPIPE Vessel model? …
1 month ago
AutoPIPE
AutoPIPE Wiki
01. Does the calculation of a body flange according to ASME VIII, div 1, consider a rigidity criterion in an AutoPIPE Vessel model?
Tanaji Gaikwad
Applies To Product(s): AutoPIPE Vessel Version(s): ALL Area: Report Date Logged & Current Version June 2018 40.06.00.07 Problem: Does the calculation of a body flange according to ASME VIII, div 1, consider…
1 month ago
AutoPIPE
AutoPIPE Wiki
02. How to check for bolt load calculations for longitudinal saddle load generated during bundle pullout?
Tanaji Gaikwad
Applies To Product(s): AutoPIPE Vessel Version(s): ALL Area: Calculations Date Logged & Current Version Oct 2018 40.07.00.007 Problem: How to check for bolt load calculations for longitudinal saddle load generated…
1 month ago
AutoPIPE
AutoPIPE Wiki
01. What is the formula used for hydro-test pressure calculations per CODAP Div. 1 used for Shell and Tube Heat Exchangers in AutoPIPE Vessel?
Tanaji Gaikwad
Applies To Product(s): AutoPIPE Vessel Version(s): ALL Area: Calculations Date Logged & Current Version Sept. 2017 40.04.00.08 Problem: Formula for calculation of hydro-test pressure as per CODAP Div.1 is: …
1 month ago
AutoPIPE
AutoPIPE Wiki
10. Why are the ASME 2019 - appendix A-2 calculation for Tubesheet with tubes expanded + seal welded not performed?
JamieP
Applies To Product(s): AutoPIPE Vessel Version(s): ALL Area: Report Date Logged & Current Version July 2020 41.05.00.008 Problem: When making calculations of a tubesheet with tubes expanded + seal welded, the…
over 3 years ago
AutoPIPE
AutoPIPE Wiki
22. What units are used for and how is the Bend Radius calculated when importing a PCF file into AutoPIPE?
Mike Dattilio
Applies To Product(s): AutoPIPE Version(s): ALL; Area: Import Date Logged & Current Version May 2020 12.03.00.17 Problem: What units are used for and how is the Bend Radius calculated when importing a PCF file…
over 3 years ago
AutoPIPE
AutoPIPE Wiki
04. En13480 hoop stress appears to incorrect per code equation in AutoPIPE
Mike Dattilio
Applies To Product(s): AutoPIPE Version(s): 2004, XM, V8i Area: Report Original Author: Bentley Technical Support Group Date Logged & Current Version July 2015 09.06.02.06 Problem…
over 3 years ago
AutoPIPE
AutoPIPE Wiki
09. How is the Time Independent Design Stress, f, calculated according to EN 13480-2017 in AutoPIPE for Austenitic Steels (A > 35%)?
Mike Dattilio
Applies To Product(s): AutoPIPE Version(s): ALL; Area: Date Logged & Current Version April 2020 12.03.00.17 Problem: How are is the Time Independent Design Stress, f, calculated according to EN 13480-2017 in…
over 2 years ago
AutoPIPE
AutoPIPE Wiki
08. Why are the results for Creep Rupt = 0.00, Blank, or not printed in the output report for En13480 piping code in AutoPIPE?
Mike Dattilio
Applies To Product(s): AutoPIPE Version(s): ALL; Area: Calculation Date Logged & Current Version April. 2018 11.03.00.08 Problem: Why are the results for Creep Rupt = 0.00, Blank, or not printed in the output…
over 3 years ago
AutoPIPE
AutoPIPE Wiki
07. In EN13480, is there a feature to choose a damping ratio dependent on the particular frequency in AutoPIPE?
Mike Dattilio
Applies To Product(s): AutoPIPE Version(s): 2004, XM, V8i, CONNECT; Area: Analysis Original Author: Bentley Technical Support Group Date Logged & Current Version June. 2016 10.01.00.09 …
over 3 years ago
AutoPIPE
AutoPIPE Wiki
25. How are the seismic load is calculated in AutoPIPE Vessel?
JamieP
Applies To Product(s): AutoPIPE Vessel Version(s): ALL Area: REport Date Logged & Current Version April 2020 41.04.00.013 Problem: How are the seismic load is calculated in AutoPIPE Vessel? Solution: The…
over 3 years ago
AutoPIPE
AutoPIPE Wiki
Q. ANSI Check Flange Loading Calculations, for some load cased Operating pressure appears to not be added to Equivalent pressure in AutoPIPE, why?
Mike Dattilio
Applies To Product(s): AutoPIPE Version(s): ALL; Area: Date Logged & Current Version April 2020 12.03.00.17 Problem: ANSI Check Effective flange pressure equals P operating plus P eq. For a number of load cases…
8 months ago
AutoPIPE
AutoPIPE Wiki
01. How to calculate the Thermal Expansion Coefficient in AutoPIPE?
Mike Dattilio
Applies To Product(s): AutoPIPE Version(s): ALL; Area: Properties Date Logged & Current Version March 2020 12.02.00.14 Problem: AutoPIPE thermal expansion is measured in " In/100 ft ". However most material…
over 3 years ago
AutoPIPE
AutoPIPE Wiki
07 How does AutoPIPE Nozzle determine values of Kc, Cc, KL and CL corresponding to values of gamma and beta (B1/B2 and B2/B1)?
Mike Dattilio
Applies To Product(s): AutoPIPE Nozzle Version(s): ALL; Area: Results Date Logged & Current Version Feb 2020 08.11.08.35 Problem: Questions about determine values of Kc, Cc, KL and CL 1 : How does the program…
over 2 years ago
AutoPIPE
AutoPIPE Wiki
06. How to calculate ro, RM, and T for Semi elliptical 2:1 shell in AutoPIPE Nozzle?
Mike Dattilio
Applies To Product(s): AutoPIPE Nozzle Version(s): ALL; Area: Results Date Logged & Current Version Feb 2020 08.11.08.35 Problem: How to calculate ro, RM, t for Semi elliptical 2:1 shell in AutoPIPE Nozzle?…
over 2 years ago
AutoPIPE
AutoPIPE Wiki
01. How to calculate B31.8 -2003 code allowable of per code equation:
Mike Dattilio
Applies To Product(s): AutoPIPE Version(s): 2004, XM, V8i Area: Calculation Original Author: Bentley Technical Support Group Date Logged & Current Version Jan 2015 09.06.01.10 Problem…
over 1 year ago
AutoPIPE
AutoPIPE Wiki
02. How to calculate the combined stress for a node point, equation used, and individual values being applied in the AutoPIPE equation?
Mike Dattilio
Applies To Product(s): AutoPIPE Version(s): 2004, XM, V8i Area: Original Author: Bentley Technical Support Group Date Logged & Current Version Jan 2015 09.06.01.10 Problem: Exactly…
over 3 years ago
AutoPIPE
AutoPIPE Wiki
03. ASME B31.8, the hoop stress uses the D/t ratio to decide which formula to use, thin or thick, what is AutoPIPE doing?
Mike Dattilio
Applies To Product(s): AutoPIPE Version(s): 2004, XM, V8i Area: Original Author: Bentley Technical Support Group Date Logged & Current Version Jan 2015 09.06.01.10 Problem: The…
over 3 years ago
AutoPIPE
AutoPIPE Wiki
07. How can I set the RESTRAINED pipe option for B31.8 2007 onshore / underground piping
Mike Dattilio
Applies To Product(s): AutoPIPE Version(s): 2004, XM, V8i Area: Calculation Original Author: Bentley Technical Support Group Date Logged & Current Version Jan 2015 09.06.01.10 Problem…
over 3 years ago
AutoPIPE
AutoPIPE Wiki
05. ASME B31.8, AutoPIPE does not seem to consider the bending stresses in the pipe due to large diameter elastic bends ( 1200 m). it only reports the stresses due to pressure , temperature and gravity?
Mike Dattilio
Applies To Product(s): AutoPIPE Version(s): 2004, XM, V8i Area: Calculation Original Author: Bentley Technical Support Group Date Logged & Current Version Jan 2015 09.06.01.10 Problem…
over 3 years ago
AutoPIPE
AutoPIPE Wiki
04. Using ASME B31.8 2012-2016, how is the hoop stress being calculated in AutoPIPE?
Mike Dattilio
Applies To Product(s): AutoPIPE Version(s): 2004, XM, V8i Area: Calculation Original Author: Bentley Technical Support Group Date Logged & Current Version Jan 2015 09.06.01.10 Problem…
over 3 years ago
AutoPIPE
AutoPIPE Wiki
RCC-M Piping Code Calculation Issues in AutoPIPE
Mike Dattilio
Note: Please see the following AutoPIPE help section: Help > Contents> Contents Tab> Reference Information> Code Compliance Calculations> select a piping code to see the calculations performed by AutoPIPE. Comments, Questions, and Answers about DNV…
over 3 years ago
AutoPIPE
AutoPIPE Wiki
01. Hoop Stress Allowable is 0.00 (zero) for a piping system analyzed in AutoPIPE per En 13480, why?
Mike Dattilio
Applies To Product(s): AutoPIPE Version(s): ALL Area: Results Original Author: Bentley Technical Support Group Date Logged & Current Version Mar. 2015 09.06.01.11 Problem: Hoop…
over 3 years ago
AutoPIPE
AutoPIPE Wiki
02. SIF calculations at TEEs are all the same when analyzed per EN13480 -2012 piping code in AutoPIPE, why?
Mike Dattilio
Applies To Product(s): AutoPIPE Version(s): 2004, XM, V8i Area: Calculation Original Author: Bentley Technical Support Group Date Logged & Current Version Mar. 2015 09.06.01.11 Problem…
over 3 years ago
AutoPIPE
AutoPIPE Wiki
01. Why is Von Mises stress calculations different than automatically calculated ASD in AutoPIPE ?
Mike Dattilio
Applies To Product(s): AutoPIPE Version(s): ALL; Area: Calculations Date Logged & Current Version April. 2018 11.03.00.08 Problem: By calculating the Von Mises stress in a separate way, the result it is different…
over 3 years ago
AutoPIPE
AutoPIPE Wiki
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