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Product Details:
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| OD: | 94-134mm | ID: | 44-62 Mm |
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| Connection Thread: | 2-7/8EU | Working Pressure: | 70Mpa |
| Length: | 419-529 Mm | Diameter Of The Ball: | 50-65 Mm |
| Processing Type: | Casting, Forging | Material: | Carbon Steel |
| High Light: | Casting Oilfield Drilling Tools,70Mpa Oilfield Drilling Tools |
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H Type Safety Joint Drilling Tool AJ Type Safety Joint for Oilfield
Product Overview
Safety joint installs on the tubing string and operates for drilling, salvaging, well cleaning, repairing and testing, etc. Its diameter and diameter of the bit port should be the same as the matched string. Also the joint thread and the string are supposed to be matched in case changeover of plugs.
a. When in fishing operation, the safety joints are generally connected above the recovery tools (pins, boxs, fishing spear, basket, fishing cylinder, etc) and under the shock tool.
b. During the testing operation, the safety joints are connected above the geotechnical tester and the packer, under the shock tool.
c. While cleaning the well, it is connected between the well wash string and drill pipe.
d. When the safety joint used on a tubing string, it is attached to a tubing hanger or a packer.
(2) Operation
a. Check the O-rings before down-hole operation.
b. Tighten the wide saw-tooth threads to match the torque of the matched string.
c. Tighten the threads of each pipe and record the weight of the pipe above the safety joint when descending to a predetermined depth.
AJ Type Specification
| Model | OD mm(inch) | ID mm(inch) | Conn. |
| AJ-C89 | 89 (3-1/2) | 44(1 47/64) | NC26 |
| AJ-C95 | 95(3-3/4) | 44(1 47/64) | NC26 |
| AJ-C105 | 105(4-1/8) | 50.8(2) | NC31 |
| AJ-C121 | 121(4-3/4) | 62(2 7/16) | NC38 |
| AJ-C127 | 127(5) | 62(2 7/16) | NC38 |
| AJ-C159 | 159(6-1/4) | 82(3 1/4) | NC50 |
| AJ-C165 | 165(6-1/2) | 82(3 1/4) | NC50 |
| AJ-C178 | 178(7) | 82(3 1/4) | NC50 |
| AJ-C203 | 203(8) | 82(3 1/4) | 6-5/8REG |
| AJ-C229 | 229(9) | 88.9(3 1/2) | 7-5/8REG |
H Type Specification
| Model | OD mm(inch) | Bore ID mm(inch) | Conn. |
| HJ105 | 105(4 1/8) | 38.1(1 1/2) | NC31(NC31LH) |
| HJ121 | 121(4 3/4) | 50.8(2) | NC38(NC38LH) |
| HJ159 | 159(6 1/4) | 57.2(2 1/4) | NC50 |
| HJ165 | 165(6 1/2) | 70(2 3/4) | NC50(NC50LH) |
| HJ168 | 168(6 5/8) | 70(2 3/4) | NC50 |
| HJ168 | 168(6 5/8) | 71(2 13/16) | NC50 |
| HJ178 | 178(7) | 70(2 3/4) | NC50 |
| HJ203 | 203(8) | 80(3 5/32) | 6-5/8REG |
Our principle is to offer high quality products at competitive price to benefit our customers and the industry in the long run. Our products enjoy high reputation at home and abroad. We have successfully established a stable and increased market share and we are constantly making efforts to actively expand our sales network.
We have established a complete quality control system, all products& equipments manufactured as per international standard and API standard.
Welcome friends from all over the world to come to visit our factory and guidance our work.
Competitive Advantages
1. We offer high quality products at competitive price.
2. Shortest delivery time.
3. Flexible payment terms.
4. Timely after-sale service.
5. Most of our equipment can be replaceable with international brands.
6. Our products have been exported to Argentina, Egypt, US, Australia, Romania, Pakistan, Dubai, Abu Dhabi, Iran, India, Indonesia, Vietnam, Malaysia and many other countries.
Contact Person: Ms. Sunny Lee
Tel: +86 13186019379
Fax: 86-29-8633-2919
