XBY Premium connection

XBY Premium connection

 Steel Grade: based on customer requirements

 Standard: corporate standard (XBY)

 Application: for superior thread link

 Sizes: 3/8¡±~14¡± O.D.: ¦µ2 3/8¡±~14¡±

Design Features of XBY Tubing and Casing Special Thread

 The thread taper is 1:16, which is adopted by improved API buttress thread.

 Metal-to-metal seal uses cylindrical and spherical seal structure type, which provides a good sealing performance.

 It has excellent performances to resist bending, pressure and torsional.

 It still has reliable gas sealing under an overload.

 The production equipment is precision NC machine tool of Spain Danobat Group TCN series.

Operational Features of XBY Tubing and Casing Special Thread

 Easy to Make Up: it is easy to operate, which ensure make up closely by torque control.

 Prevents Thread Galling: it allows repeated make-ups and break-outs.

 Easy to Stab: the design facilitates easy stabbing without cross-threading, because starting thread is processed with incomplete thread form.

Reverse Angle Torque Shoulder

The reverse angle torque shoulder provides a positive torque stop, which allows for accurate power tight make-up and minimizes hoop stresses in the connection . The wedge effect caused by the revers angle gives the connection a superior structural strength . The reverse angle torque shoulder has a better sealing compared with the conventional rectangular shoulder.

Improved Buttress Thread Structure

A modified hook thread profile has -3¡ãreverse angle on the load flank and 10oangle on the guide flank. The thread form increased bending and compress


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