Effect of Molybdenum on the Corrosion Behavior of High-Entropy Alloys CoCrFeNi₂ and CoCrFeNi₂Mo_0.25 under Sodium Chloride Aqueous Conditions

Table 1

Alloy compositions, grain size, and configurational entropy.

Alloy	wt.%						ppm					ASTM grain size	ΔSconf
	Fe	Ni	Co	Mo	Cr	Others	Others	O	N	C	S
A35	19.98	40.84	20.67	—	18.4			11	11	165	10	6	1.3R
A36	18.46	37.81	18.99	7.64	16.95			4	9	160	10	4	1.5R
C-276	5.5	57	2.5	16	15.5	4.00 W	800 Si			100		5	1.4R
						1.00 Mn	3500 V
SS316	68.59	10.47	0.21	2	16.61	0.35 Cu	310 P		536	178	200	7	1.0R
						1.39 Mn	2500 Si