Question
How AutoPIPE Vessel calculates Longitudinal stress & General primary membrane stress intensity?
Formulas used are not found in EN13445, What is the basis of the formulas used in the calculations?
Answer
Longitudinal stresses are checked as per the code requirements given in the British standard PD 5500 (G.3.3-5) and (G.3.3-6)
Formula to calculate the General primary membrane stress intensity come from British standard PD 5500 B.4.