Buckling Analysis and Stability of Compressed Low-Carbon Steel Rods in the Elastoplastic Region of Materials

Table 1

Design parameters of carbon steel with various grades.

	(kN/cm^2)	(kN/cm^2)	(kN/cm^2)
0.95	20	2.06	2.06	102	102
1.0	21	1.42	1.72	90	81.8
1.1	22	0.99	1.39	79	66.6
1.2	22.8	0.67	1.05	67.6	54
1.3	23.4	0.46	0.85	59	44
1.4	23.8	0.26	0.54	47.5	32.7
1.5	23.9	0.13	0.33	37	23.1
1.6	24	0.06	0.19	28	15.7
1.8–4.0	24	0	0	0	0
4.5	24.1	0.02	0.07	17	9.1
5	24.2	0.04	0.13	23	12.7
6	24.7	0.05	0.15	24.5	14.2
8	25.75	0.05	0.15	24	13.8
10	26.85	0.05	0.15	23.6	13.6
12	28	0.05	0.15	23	13.5