PTFE Seal Flange End Floating Ball Valve Carbon Steel API Standard
Carbon Steel API Standard PTFE Seal Flange End Floating Ball Valve
Action principle
The valve is composed of valve body, ball, stem, handle and other parts, by turning the handle to rotate the stem
90°, the stem drives the ball to rotate 90° to realize opening and closing
Major performance specifications
| Type | Pressure(Lb) | Testing pressure | Temperature℃ | Medium | |
| Shell (water)(MPa) | Seal(Water)(MPa) | ||||
| API(B)Q41F-150Lb(C) | 150 | 3.0 | 2.2 | ≤150℃ | water,steam,oil |
Standard
| The design and manufacture |
API 6D |
| The length of the structure |
API 6D |
| End connection | ASME B16.5 |
| Inspection and testing |
API 6D |
Material of main parts
| Part Name | Material |
| Body | ASTM A216 WCB |
| Stem,Ball | ASTM A182 F304 |
| Seal ring,packing | PTFE |
Instructions for storage, installation and use
1. This product should be kept in a dry warehouse and is strictly prohibited to be stored in the open air.
2. Long-term storage, regular maintenance.
3. This product can be installed in any position of pipeline or equipment, but it should be convenient to open and close.
4. Before installation, the pressure test should be carried out to meet the requirements before installation.
5. The pipe and valve cavity should be cleaned before installation.
6. The product shall not be subjected to a large external force after installation.
7. The position of the handle indicates whether the valve is open or closed. The handle opens when it is flat with the pipe axis, and closes when it is perpendicular to the pipe axis.
8. The operating conditions shall be consistent with the performance specification requirements.
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