Techcore Oil Tools Co.,Ltd,
Professional Provider & Manufacture of DST tools, Coiled Tubing Tools & Wireline Tools
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Drill Stem Testing APR Tools Full Bore Tension Safety Joint RTTS Type
Overview of RTTS Safety Joint
The RTTS safety joint is the part of the RTTS tool string applied for the drill stem testing operation in oil and gas well. The RTTS safety joint is the tension safety joint, which releases the workstring and tools above the packer if the packer becomes stuck during operations. So the DST RTTS safety joint is an optional emergency backoff device.
Application of the Full Bore Retrievable Safety Joint / RTTS safety joint
* Oil well donwhole tests, drill stem testing tests
* Tubing - conveyed perforating / TCP operation
* Any operation which using the mechanical packer / RTTS packer
Technical Parameter of DST RTTS Safety Joint
| Casing
Size | OD in. | ID in. | End Connections | Length in. ( | Tensile Rating*lb | Burst Rating*psi | Collapse Rating*psi |
| 2 3/8 | 1.81 | 0.68 | 1.06 10 RD | 24.3 | 36,000 | 9,600 | 23200 |
| 4 1/2 to 5 | 3.68 | 1.90 | 2 3/8 EUE | 38.5 | 95,000 | 11,500 | 11,500 |
| 7 to 7 5/8 | 5.00 | 2.44 (6.20) | 2 7/8 EUE | 39.9 | 164,000 | 12,000 | 10,900 |
| 8 5/8 to 13 3/8 | 6.12 | 3.12 | 41/2 IF | 42.7 | 301,000 | 13,700 | 10,400 |
Advantage of Techcore Oil Tools
Techcore Oil Tools expertise in design and manufacture of the Drill Stem Testing Tools and other downhole tools for more than Ten years, the professional Reserch and Development (R&D) department improves the advanced technology in design of the Drill stem testing tools for well testing service.
* Techcore insists on superior quality, strong packing & timely delivery.
* Third party inspection is available from SGS, BV, DNV etc.
* Techcore do the best to supply thoughtful and prompt after-sales service to guarantee for the
customers' benefits
* Techcore supply the cost effect products with 12 months guarantee
* Techcore insist on the traceability of each Drill stem testing tools and related DST parts from the raw
material to the finished products to meet on requirements of onshore and offshore standards.
Other related downhole oil tools manufactured by Techcore
* Drill stem testing tools for cased hole, open hole and slim hole:
Full bore retrievable packer, full bore retrievable circulating valve, full bore retrievable safety joint, downhole tester valve, select tester valve, LPR- N Valve, omni valve, multi-cycle circulating valve, hydraulic jar, vertical shock absorber, radial shock absorber, RD safety circulating valve, high pressure retrievable packer with bypass, CHAMP packer, IPO valve, tubing string test valve, sleeve type drain valve, rupture disk sampler, super safety valve with control panel, BOP safety valve for downhole operation and so on.
Welcome to contact us for more information about our tools and service!!