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7" 10000psi Drill Stem Test Tools Full H2S service Retrievable Safety Joint

Categories Drill Stem Test Tools
Brand Name: Techcore
Model Number: RSJ 710006A
Certification: ISO, BV, SGS
Place of Origin: CHINA
MOQ: 1 set
Price: Negotiable
Supply Ability: 80 sets/month
Delivery Time: 35-40 days
Packaging Details: Polly wood, suitable for sea and air shipment
Application: Drill stem testing
Type: Retrievable tools
Working Condition: Full H2S service
Working Temperature: Max. to 450 oF
Working Pressure: 10000psi
Standard: NACE MR0175
Casing Size: 7"
Connection: IF Box X Pin
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7" 10000psi Drill Stem Test Tools Full H2S service Retrievable Safety Joint

7" 10000psi Drill Stem Test Tools Full H2S service Retrievable Safety Joint


Introudction of retrievable Safety Joint


The 7" x 10000 psi retrievable Safety Joint is the optional backoff tool of DST work string in the well testing service. When the test packer is stuck during the testing operation, the retrievable safety joint is able to disconnect the drill string above the packer, the 7" retrievable safety joint made of Inconel steel with 10000 psi working pressure can be used in full H2S DST service.


Feature of the retrievable Safety Joint


* The retrievable safety joint is with full bore design

* The tensile load of the retrievable safety joint should be predetermined

* Tools above the retrievable safety joint can be retrieved when string is stuck.

* The safety joint can serve in the Full H2S oil and gas well


Operation of the tension safety joint


When running the tension Safety Joint with Tubing Conveyed Perforating, calculate the string weight below the RTTS Safety Joint. The string weight below the tension Safety Joint should not exceed 30% of the tension Safety Joint tension sleeve rating.


Application of the Tension Safety Joint


* Full H2S Drill stem testing Operation

* TCP operation

* Well Completion operations in Full H2S


Specification of tension safety joint


Casing Size / inOD /inID /inEndLength / inTensile Rating / lb
7 to 7 5/852.442 7/8 EUE39.9164,000

Spare parts of Tension Safety Joint


Techcore Oil Tools expertise in manufacture of the Drill Stem Testing 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 insist 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.


The drill stem testing tools are applied in cased hole, open hole and slim hole, the main DST tool string includes RTTS packer, circulating valve, safety joint, select tester valve, omni valve, hydraulic jar, shock absorber, RD safety circulating valve, high pressure retrievable packer with bypass, IPO valve, tubing string test valve, and so on.



China 7"  10000psi Drill Stem Test Tools Full H2S service Retrievable Safety Joint factory
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