Fullopening safety valve with 235mm OD and 108mm ID for manual control in drill string blowout prevention
Price:
Negotiable
MOQ:
1
Delivery Time:
10-15 WORK DAYS
Product Description
Full Opening Safety Valve
Product Overview
The Full Opening Safety Valve is a manual control valve designed for drill string circulating systems. It serves as one of the most effective tools for preventing blowouts during drilling operations. To avoid serious accidents, this safety valve should be connected between drill pipes during drilling operations.
Operation & Features
- Special wrench rotates 90° to achieve on/off switching
- Recommended for installation when lifting drill pipes or when kelly has not been lifted as a precautionary measure
- Essential safety component for preventing blowout incidents
Technical Specifications
| Model | OD mm (inch) | ID mm (inch) | Connection API | Working Pressure MPa (PSI) |
|---|---|---|---|---|
| QK79 | 79.4 (3-1/8) | 20 (51/64) | 2-7/8 HT PAC | 35～105 (5,000～15,000) |
| QK89 | 89 (3-1/2) | 30 (1-3/16) | NC26 | 35～105 (5,000～15,000) |
| QK111 | 111 (4-3/8) | 40 (1-37/64) | NC31 | 35～105 (5,000～15,000) |
| QK121 | 121 (4-3/4) | 50.8 (2) | NC38 | 35～105 (5,000～15,000) |
| QK127 | 127 (5) | 50.8 (2) | NC38 | 35～105 (5,000～15,000) |
| QK133 | 133.4 (5-1/4) | 50.8 (2) | NC40 | 35～105 (5,000～15,000) |
| QK159 | 159 (6-1/4) | 71.4 (2-13/16) | NC46 | 35～105 (5,000～15,000) |
| QK165 | 165 (6-1/2) | 71.4 (2-13/16) | NC50 | 35～105 (5,000～15,000) |
| QK168 | 168 (6-5/8) | 71.4 (2-13/16) | NC50 | 35～105 (5,000～15,000) |
| QK190 | 190 (7-1/2) | 76.2 (3) | 5-1/2FH | 35～105 (5,000～15,000) |
| QK235 | 235 (9-1/4) | 108 (4-1/4) | XT54 | 35～105 (5,000～15,000) |
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Company
XIAN ATO INTERNATIONAL CO.,LTD
Location
Building 15+, No. 2, Biyuan 3rd Road, High-tech Zone, Xi 'an Post code：710117
Contact Person
Rita Zheng