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Casing connections

Categories: Oil and gas equipment

Casing connections (ОКК1, ОКК2, ОКК3) are designed for connections of protective and casing strings, capsulation and pressure control in space between them.
Protective string is supported with slip-type tubing catchers. Connections is equipped with wall packers that enables pressurizing flange coupling of body frames of casing head and casing connections.

 

Technical characteristics

typical layout ОКК1 ОКК2 ОКК3
Operating pressure, MPa (psi) 14 (2000)
21 (3000)
35 (5000)
21 (3000)
35 (5000)
70 (10000)
Nominal diameter of casing, mm 140, 146, 168, 219, 245 140, 146, 168, 219, 245, 299, 324 140, 146, 168, 219, 245, 299, 324, 426
Weight, kg 350
500
550
1050
1500
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