C11R-Upper Open Valve Cover, Rubber Lined
|
Rod Thread |
Model Number |
Replaceable API Standard Part |
|
3/4” |
C11R-20（XX） |
C11-20 |
|
3/4” |
C11R-25（XX） |
C11-25 |
|
3/4” |
C11R-30（XX） |
C11-30 |
|
7/8” |
C11R-30-7/8（XX） |
— |
|
1” |
C11R-30-1（XX） |
— |
|
7/8” |
C11R-40-7/8（XX） |
— |
|
1” |
C11R-40（XX） |
C11-40 |
Note:
- XX represents the material identification code;
- The inner surface is lined with hydrogenated nitrile rubber for valve ball guidance, with a hardness of HA 85-95 and a temperature resistance of 120℃;
- It serves to protect the valve ball in high-frequency wells and sand-containing wells.
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