Effect of Tungsten Carbides on Abrasive Wear of Hardfacing Coatings

Table 5

Results from tribometry, in mm³ volume loss.

Series	No. 1	No. 2	No. 3	No. 4	No. 5	No. 6	No. 7	No. 8
Base	Fe	Fe	Ni	Fe	Ni	Ni	Fe	Fe
Volume loss after 3000 rotations; (Steel-Wheel)	mm^3
Mean	151.3	122.6	304.1	543.0	426.8	412.4	20.7	57.3
STD	80.3	44.5	162.2	210.5	186.9	226.8	9.6	27.8
Volume loss after 6000 rotations; (Steel-Wheel)	mm^3
Mean	332.8	321.7	514.3	785.0	624.2	614.6	44.6	106.2
STD	201.5	77.9	231.6	277.1	173.7	266.0	13.8	44.7
Volume loss after 3000 rotations; (Rubber-Wheel)	mm^3
Mean	853.5	549.9	208.1	263.3	116.8	133.8	Not tested
STD	193.1	122.4	7.4	40.5	35.1	62.8
Volume loss after 6000 rotations; (Rubber-Wheel)	mm^3
Mean	1479.8	1057.3	386.4	422.5	199.6	310.0	Not tested
STD	363.5	226.4	46.9	80.6	49.5	79.6