Active Member
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[China]
Address: City window,Jinye Road,High Tech Zone, Xi'an, China
Contact name:Dan
Xi'An Tiptop Machinery Co., Ltd. |
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Downhole Fishing Tool H Type Safety Joint for Drilling, Fishing and Washover
H type safety joint, which is installed on the position required for subsurface drill stem and can bear in fishing operation all kinds of loads for pulling or pressing and used to transmit torque, is a subsurface safety equipment. In down hole operation, in case of being needed, the safety joint is easy to be discharged off so as to take out the drill stem above it. It is easy to butt the safety joint to go on fishing operation when running in hole again.
In drill strings, the safety joint should be located above the drill collars to avoid compression.
In fishing strings, the safety joint should be located directly above the fishing tool but below the jar or bumper sub.
In wash over strings, the safety joint should be located between the drill pipe and the wash over pipe. Wash over Safety Joints are provided with a tool joint box thread and a wash over pipe pin thread.
Type H Safety Joint is a essential safety tool for connecting the pipes in the well. The tool can be connected string on the job transfer torque to bear tension and compression load. Column in case of card operations, the safety joint can be torn off and the first will be safe from a connecting string above. H Type Safety Joint can simplify operations, improve operating rural rate and be widely used in fishing, wash-over and testing work, etc.
Please contact us for your H type safety joint inquiries.
Specification
| OD mm (inch) | ID mm (inch) | Connection |
| 105 (4 1/8) | 38.1 (1 1/2) | NC31 (NC31LH) |
| 121 (4 3/4) | 50.8 (2) | NC38 (NC38LH) |
| 159 (6 1/4) | 57.2 (2 1/4) | NC50 |
| 165 (6 1/2) | 70 (2 3/4) | NC50 (NC50LH) |
| 168 (6 5/8) | 70 (2 3/4) | NC50 |
| 168 (6 5/8) | 71 (2 13/16) | NC50 |
| 178 (7) | 70 (2 3/4) | NC50 |
| 203 (8) | 80 (3 5/32) | 6 5/8REG |
