Table 3.

d/h	Young's modulus, GPa	Proportional limit, MPa	Compressive strength, MPa	Elastic deformation, %	Plastic deformation, %	Total deformation, %
9.8	2.14	397	815	39.9	16.1	56
8.0	2.65	459	792	28.1	17.9	46
6.3	3.13	357	740	23.9	14.1	38
4.9	3.43	354	626	18.2	13.8	32
3.6	3.95	347	569	14.3	11.7	26
2.7	4.31	361	510	10.7	11.3	22
1.9	5.59	326	425	6.7	4.3	11
1.4	9.09	282	396	2.3	3.7	6
0.6	10.65	191	343	2.0	2.9	4.9
0.4	11.28	157	331	1.5	1.9	3.4