8" 3 Pieces Class 1500 Ball Valve Carbon Steel High Pressure
High Preesure 8'' 1500LB Trunnion Mounted Ball Valve Carbon Steel
Product Description
It is suitable for long-distance pipelines and general industrial pipelines, and its strength, safety, and resistance to harsh environments.
Trunnion Mounted Ball Valve Test Procedure
| HYDROSTATIC SEAL TEST API 6D 10.3 and 10.4 | ||||||
| Sequence | Area Pressure | Duration(min) | Description | |||
| SHELL TEST | A | 1.5xPN | 6″-10″ | 5 |
1. Valve in partial open.
|
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| B | 1.5xPN | 12″-18″ | 15 | |||
| C | 1.5xPN | 20″-60″ | 30 | |||
| SEAT TEST | A | 1.1xPN | 5 | Seat hydrostatic seal at A end towards body B | ||
| B | Atmospheric | |||||
| C | Atmospheric | |||||
| A | Atmospheric | 5 | Seat hydro seal at C end towards body B | |||
| B | Atmospheric | |||||
| C | 1.1xPN | |||||
| A | 1.1xPN | 5 | Seat hydro seal test for both A and C | |||
| B | Atmospheric | |||||
| C | 1.1xPN | |||||
| AIR SEAL TEST API 6D 10.4 | ||||||
| SEAT TEST | A | Atmospheric | 5 | Seat air seal test at A end towards body B | ||
| B | Atmospheric | |||||
| C | 80PSLG(5.5bar) | |||||
| A | 80PSLG(5.5bar) | 5 | Seat air seal test at C end towards body B | |||
| B | 80PSLG(5.5bar) | |||||
| C | Atmospheric | |||||
Weite Valve
Zigong Weite Valve Mfg Co., Ltd. is a professional Manufacture factory, we have been in valve field more than 15 years.
The technical research and development and the production workshop area 15,400 square meters, have 10 engineers,
and 17 technicians,12 qualified welders with certificate,11 non-destructive testing personnel have level Ⅱ certificate(RT, UT, MT, PT).
Certificates:API 6D and ISO9001
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.