Spring Loaded Check Valve , excellent erosion resistance , Solid Control Equipment
Specification
1. The check valve is desinged based on API Spec 6A standard
2. a special valve used for preventing drilling fluid backflow
3. can protect the pump when the pump is idle
4. a spring pre-pressure tighten structure, including valve body, valve seat and caps,etc.
5. excellent self-encolsed performance
6. the valve rubber has high durability.
Technical Parameters
|
No |
Working pressure (psi) |
Nominal diameter (inch) |
|
1 |
3000 |
3-1/8, 2-9/16, 2-1/16 |
|
2 |
5000 |
3-1/8, 2-9/16, 2-1/16 |
|
3 |
10000 |
3-1/16, 2-9/16, 2-1/16 |
|
4 |
15000 |
3-1/16, 2-9/16, 2-1/16 |
|
5 |
20000 |
3-1/16, 2-9/16, 2-1/16 |
