A Finite Element Approach for the Elastic-Plastic Behavior of a Steel Pipe Used to Transport Natural Gas

Table 3

Execution time for different values of internal pressure.

Internal pressure (MPa)	Number of iterations until convergence occurs	CPU time (sec)
100	1	7.91
120	2	13.97
140	3	19.50
160	3	20.35
180	4	27.40
190	6	39.06