Stability of the Shallow Axisymmetric Parabolic-Conic Bimetallic Shell by Nonlinear Theory

Table 1

Snap-through temperatures of a parabolic-conic shell relevant to the parameter 𝑏.

𝑏 (mm)	0	1	2.5	4	5	6	7.5	10	12.5	15
𝑇𝑢(C^∘)	89	96	109	122	130	137	143	141	137	134
𝜉𝑢	0.41	0.40	0.38	0.38	0.39	0.40	0.43	0.49	0.47	0.49
𝑇𝑙(C^∘)	87	92	82	31	25	28	39	43	44	44
𝜉𝑙	−0.09	−0.21	−0.54	−0.59	−0.60	−0.57	−0.49	−0.49	−0.5	0.48