Table 5.

Mass/volume loss increments of the WC-CoCr, WC-CrC-Ni coatings, and AISI 1040 steel during cavitation tests (average of three measurements)

Time, min	AISI 1040 steel		WC-CoCr coating			WC-CrC-Ni coating
	Mass loss, mg	Volume loss, mm3	Mass loss, mg	Volume loss, mm3	Deviation, mm3	Mass loss, mg	Volume loss, mm3	Deviation, mm3
0	0.00	0.00	0.00	0.00	± 0.00	0.00	0.00	± 0.00
15	4.55	0.58	2.00	0.14	± 0.08	3.75	0.29	± 0.02
30	3.00	0.38	3.95	0.28	± 0.14	2.05	0.16	± 0.06
90	27.50	3.50	18.65	1.33	± 0.27	9.60	0.73	± 0.44
150	31.35	3.99	21.65	1.54	± 0.35	13.60	1.13	± 0.45
210	50.20	6.39	16.90	1.20	± 0.26	16.45	1.25	± 0.45
270	36.30	4.62	22.70	1.62	± 0.49	20.35	1.45	± 0.28
330	34.75	4.43	17.15	1.22	± 0.64	15.90	1.21	± 0.49