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| 有效期至长期有效 | 最后更新2021-01-15 17:10 |
| 浏览次数10 |
Expanding Gate Valves
Expanding gate valve consists of one gate body and related gate segment. The contact surface between are designed to milled V structure. AQE Expanding gate valves are available in sizes 2-1/16 "through 4-1/16". working pressure of 2000 psi through 5000 psi.
wellhead design Features
The upper/lower roller thrust bearing minimizes operation torque;
Seats can be lubricated from grease injection fitting to reduce abrasion and promote long life;
Non-rising stem design minimize operation space
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