Effect of Chromium Ion on the Strength Characteristics and Damage Law of Red Clay

Table 9

Fitting table of the relationship between 100 kPa secant modulus and axial strain.

Initial dry density (g/cm^3)	Chromium ion concentration (%)
1.35	0	0.84618	1.48798	2.86753	0.98512
	0.01	0.85456	1.57224	2.64597	0.99179
	0.05	0.84951	1.36064	2.89306	0.98316
	0.1	0.84441	1.32597	3.00917	0.98937
1.40	0	0.85554	1.25288	3.12261	0.98821
	0.01	0.84773	1.44205	2.83284	0.9903
	0.05	0.86551	1.52642	2.66317	0.99127
	0.1	0.81775	1.7455	2.16494	0.98624
1.45	0	0.85129	1.51821	2.87628	0.99247
	0.01	0.83059	1.05911	3.6175	0.99408
	0.05	0.82304	1.53438	2.58447	0.99304
	0.1	0.78967	1.46989	2.47203	0.99275