*HEADING : VERIFICATION OF INITIAL CURVATURE OF BEAMS AND SHELLS [PIPE31] *NODE 1, 0.0, 0.0,,-.0872, .9972 9, 5.0, 0.0,, .0872, .9972 100, 2.5, -28.575 *NGEN,LINE=C 1,9,1,100 *ELEMENT,TYPE=PIPE31, ELSET=EALL 1, 1,2 *ELGEN, ELSET=EALL 1,8,1,1 *BEAM SECTION, SECTION=PIPE,MATERIAL=A1, ELSET=EALL 0.5, 0.05 0.0, 0.0, -1.0 *MATERIAL,NAME=A1 *ELASTIC,TYPE=ISOTROPIC 30.0E6, 0.3 *BOUNDARY 1, 1,6 *STEP,PERTURBATION *STATIC *CLOAD 9,1, 25.0 *OUTPUT,FIELD *ELEMENT OUTPUT *EL PRINT *NODE PRINT U,COORD *OUTPUT,FIELD *NODE OUTPUT U,COORD *OUTPUT,HISTORY,FREQUENCY=1 *ENERGY OUTPUT,VARIABLE=PRESELECT *END STEP