Common Gate Valve Coating Materiails
Common Gate Valve CoatingMateriails
Valve Gate
PRODUCT PARAMETERS FOR GATE OF GATE VALVE COATING
This part can be illustrated by a table shown below:
|
name |
Description |
Chemical composition |
Max thickness |
Hardness |
Bond strength |
Porosity |
Limit temperature |
Costing characterlzation |
|
mm |
MPa |
% |
℃ |
|||||
|
WC-CoCr |
WC86/Co10/Cr4 |
Co：9-11 Cr：3.5-4.5 C：3.5-4.5 W: Bal |
1 |
1100-1500 |
>75 |
<1% |
482 |
and corrosion resistance are improved.
|
|
WC-Co |
WC88/Co12 |
Co：11-13 C：3.6-5.5 W: Bal |
2 |
1050-1200 |
>75 |
<1% |
454 |
resistance
|
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