Investigation on Nano-Self-Lubricant Coating Synthesized by Laser Cladding and Ion Sulfurization

Table 5

Chemical composition of Ni55 + 10%W sulfide composite coating etched for different times.

Etched time/s	Atomic percent (%)
	C1s	O1s	Fe2p	S2p	Cr2p	Ni2p	W4f	Si2p
0	65.6414	26.0216	2.65498	2.02515	0.472699	0.631961	0.403379	1.9669
150	17.9697	31.0302	26.4168	7.64461	3.29902	4.23549	5.87352	3.44132
300	14.5179	21.8039	30.0488	7.03203	4.88831	8.6998	9.03891	3.86298
900	8.66824	6.7955	41.0852	3.46824	7.3243	16.8425	12.5326	3.18362
1500	8.40491	3.5191	42.7755	2.36077	8.54908	18.1784	13.8193	2.2815