|
Code |
Replaceable API Standard Part |
|---|---|
| C15R-175(XX) | C15-175 |
| C15R-225(XX) | C15-225 |
| C15R-275(XX) | C15-275 |
| C15R-325(XX) | — |
| C15R-375(XX) | C15-375 |
Note:
- XX is the material identification code;
- The inner surface is lined with hydrogenated nitrile rubber for valve ball guidance, with a hardness of HA85-95 and a temperature resistance of 120℃;
- It can protect the valve ball in high-frequency and sand-containing wells.

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