火焰法高钴YG系硬质合金表面沉积复合碳材料(6)

6

:

YG

669

144#

AFM

:

Fig.14AFMmorphologiesofcarboncoatingonto4#samplesurface:Blackperipheryregion(a)Low

timesphotograph,(b)hightimesphotograph;innergreywhiteregion(c)Lowtimesphotograph,(d)hightimes

photograph

151#

Fig.15Crosssectionalmicrostructuresofcarboncoatingonto1#samplesurface(a)Lowtimesphoto-graph;(b)hightimesphotograph

,

,

(

(111)(

.

20μm,

)

18.49nm,

6)

,

(1156cm 1)

(

17);4#

70μm,

.

,

Co

10μm,

WC

,

YG3YG6

,

(

18).

YG8

(

).

2.5

YG8

1#

(

6

1584cm 1).

,

60min

,

XRD

2#

4#