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362S162-33 stud, L = 48 in, uniform compression, pinned warping-free ends — elastic buckling modes

TriShellFiniteElement.jl v0.3.0 + Ferrite.jl · 20825 nodes, 40992 tri shells, 124950 dofs · E = 200000.0 MPa, ν = 0.3, t = 0.879 mm, Cs = 0.2 · axial datum: all_midspan

Mode Deformation 0.25 × section size (fixed in the exported page)

Mode 1 (local):  P_cr = 16.107 kN  (3.621 kips),  f_cr = P_cr/A = 94.4 MPa (13.7 ksi),  ≈15 web half-waves

Drag to orbit, scroll to zoom, right-drag to pan. Color = |mode displacement| normalized to 1.

mode	P_cr [kN]	P_cr [kips]	f_cr [MPa]	f_cr [ksi]	web half-waves
1 local	16.107	3.621	94.4	13.7	15
2 local	16.253	3.654	95.3	13.82	20
3 local	16.491	3.707	96.7	14.02	14
4 local	16.61	3.734	97.4	14.12	21
5 local	17.038	3.83	99.9	14.49	22
6 local	17.115	3.848	100.3	14.55	13
33 global	37.001	8.318	216.9	31.46	2
36 distortional	39.437	8.866	231.2	33.53	6
37 distortional	39.485	8.877	231.5	33.57	3
41 distortional	44.388	9.979	260.2	37.74	4
43 distortional	45.827	10.302	268.7	38.97	5
47 global	48.912	10.996	286.8	41.59	1