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Pup Joint

Pup joint is short pipe length usually with threaded ends, and is used to adjust the length of the casing, tubing and are available in standard length

Product Parameters

Product Parameters

Pup Joint

Pup Joint

Definition

Pup joint is short pipe length usually with threaded ends, and is used to adjust the length of the casing, tubing and are available in standard lengths of 2’, 4’, 5', 6’, 8’, 10', 12’, 15', 20'. It also can be ordered to match other drill pipe dimensions.


Specification

1.Tubing Pup Joints

Manufactured according to API Spec 5CT using prime API monogrammed, seamless oil country tubing. Optional diameters, lengths, weights, and grades are available upon request.

Diameters1’’ through 4 1/2"   nominal O.D.
WeightsStandard, heavy walls available upon request
Lengths2-, 3-, 4-, 6-, 8-, 10-, 12-ft (Lengths up to 20' available upon request)
GradesJ-55, N-80, N-80 Q & T, L-80, P-110, 13-CR and other premium grades
ConnectionsNUE, EUE, Buttress



2. Casing Pup Joints

Any length, weight, and grade are available upon request.

Diameters:4 1/2" through 20" nominal O.D.
Weights:Standard or Heavy Wall
Lengths:Custom lengths available from 2 ft. through 20 ft.
Connections:STC, LTC, Buttress and premium threads



3. Premium Tubing Pup Joints

Seamless pup joints with premium connections are available in API and exotic alloy grades. Premium ends are threaded by the manufacturer or authorized licensee.


Diameters:.75" through 4.5" nominal O.D.
Weights:Standard or Heavy Wall
Lengths:2, 3, 4, 6, 8, 10, 12 ft. Standard
Grades:J-55, N-80, N-80 Q & T, L-80, P-110 and specialty grades
Connections:Premium threads available include Atlas Bradford, Baker Hughes, Hydril, Interlock, Kawasaki, Mannesmann, NKEL, NKK, OECO, TKC, VAM, and Tenaris


4. Perforated Pup Joints

Available with standard or special perforation spacings. Each joint has four rows of ⅜ inch holes drilled longitudinally along the tube. Optional patterns, hole size, and lengths furnished upon request.

Diameters:3.4" through 4.5" nominal O.D.
Weights:Standard or Heavy Wall
Lengths:As required
Grades:J-55, N-80, N-80 Q & T, L-80, P-110 and specialty grades
Connections:EUE, NUE, Buttress, Premium and T & C




Application

Pup joints are commonly used to adjust the length of the drill string to the elevation of rotary table for easy surface handling and drilling practices. They undergo the same stresses as drill pipe and their performance depends primarily on their superior mechanical properties.

Testing

After the finish of the products, we will test the products and will provide the test report along with our products.