|
Code |
API Code |
|---|---|
| C16R-175(XX) | C16-175 |
| C16R-225(XX) | C16-225 |
| C16R-275(XX) | C16-275 |
| C16R-375(XX) | C16-375 |
Note:
- XX is the material identification code;
- The inner surface is lined with hydrogenated nitrile rubber for valve ball guidance, hardness HA85-95, temperature resistance up to 120°C;
- It can protect the valve ball in high-frequency wells and sand-containing wells.

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