WELLHEAD CONNECTIONS OF OKK TYPE
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Wellhead connections of type are intended for bitting of two or more casing string and pressure control
in tubing-casing annulus.
Wellhead connections of OKK type are produced for pressures of 21,35 and 70 MPa.
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Hanger type
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Wellhead
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Working pressure column head , MPa
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Nominal diameter of column pipes for the QOST 632, mm:
- the pipes in which there is a head column closed with threaded
- the pipes in which in a upper head of column drop –frame with wellhead
- the pipes in which in a lower head of column drop –frame with wellhead
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Ø299; 324 or 340
Ø168
Ø245
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Temperature, °C:
- of working conditions or well production
- of environment
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Til l +120°C
from - +45 °C ti ll
negative 40°C
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The sign of frame flanges for the QOST 28919 at the column head
- at the upper column head
- at the lower column head
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280x35 and 350x35
350x35
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Overal l dimensions, mm
- length
- width
- height
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1246
675
1305
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Mass, kg
- asssembled
- of complete set
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1675
1740
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WELLHEAD CONNECTIONS OF OKK TYPE
