High hardness ,red hardness and wear resistance ,good impact resistance
According to Q/JB BYH 003-2004 ,GB/T18376.3-2001
|
Applications
|
|
Medium in t＜200℃ oil ,slops,weak,acid-alkali,fat,liquid hydrocarbon granule ,strong lye etc
|
|
Technical Characteristics
|
|
Alloy Class
|
Precision Grade
|
Composition of elements
|
Physics-mechanical Property
|
|
WC
|
Co
|
Ni
|
Denisty
|
HRA
(not lessthan)
|
MPa
(not lessthan)
|
Expansibility
Inner500℃
|
W/(m.K) Coefficient of thermal conductivity
|
|
WC-Co
|
YG6
|
94
|
6
|
--
|
14.6--15.0
|
89.5
|
1620
|
5.0
|
79.5
|
|
WC-Co
|
YG8
|
92
|
8
|
--
|
14.5--14.9
|
89
|
1750
|
5.1
|
75.4
|
|
WC-Co
|
YG15
|
85
|
15
|
--
|
13.9--14.2
|
87
|
2060
|
6.3
|
58.6
|
|
WC-Ni
|
YWN8
|
other
|
--
|
6-8
|
14.4--14.8
|
88
|
1650
|
5.3
|
92.1
|
|
WC-Ni/Co
|
YCN3
|
other
|
0.5
|
2.5
|
15.0—15.3
|
91
|
1300
|
4.3
|
93.0
|
|
