Cold-Sprayed Metal Coatings with Nanostructure

Table 3

Review of working parameters used for producing cold-sprayed WC-Co coatings [84].

Feedstock	Gas	Pressure (MPa)	Temperature (°C)	Preheating (°C)	Hardness (Hv)
WC-12Co	He	3.0	600	500	2053
	He	2.0	600	No	1812 ± 121
	He	2.0	650	No	N/A
	He	2.0	600	No	1600–2000
	He	2.0	650	No	1800
	N2	2.5–3.5	800	Yes	1419 ± 93
	N2	4.5	700	250	984
	N2	2.4	750 ± 30	Yes	1525 ± 143
WC-15Co	He	1.7	550	No	462 ± 92
	N2	4.5	800	250	1480
WC-17Co	He	3.5	600	200	918
	He	1.2–1.7	600	No	1312 ± 39, 1094 ± 51
	N2	2.5–3.5	800	Yes	1223 ± 59
	N2	2.4	750 ± 30	Yes	1316 ± 80, 1625 ± 115
WC-25Co	N2	4.0	800	No	845 ± 55, 981 ± 58
WC-10Co	N/A	2.2	650	No	893 ± 75