Casing heads are designed for suspension of production and technical columns at all stages of well construction and operation; sealing and separation of annular spaces; pressure control in annular spaces; installation of blowout preventers on the upper and intermediate flanges at all stages of well construction and operation.
Climatic version of the UHL1 (HL1) Casing heads in accordance with GOST 15150-69. The limiting values of the operating temperatures of the ambient air are from +40 to -60 ° С.
The level of technical requirements UTT2 in accordance with GOST R 51365-99.
OKp1x21 (14.35) -140 (146.168.178) x245 |
OKp1Kx21 (14.35) -140 (146.168.178) x219 (245) |
OKp2Kx21 (14.35) -140 (146.168.178) x219 (245) x299 (324) |
| Specifications | ||||
| Symbol | OKp1 | OKp1K | OKp2K | |
| Operating pressure | 14(140) / 21(210) / 35(350) | |||
| Column suspension types | Coupling | Wedge | ||
| Діаметр обв’язуючих колон | Conductor | 245 | 219,245 | 299,324 |
| Technical column | – | – | 219,245 | |
| Production casing | 140, 146, 168, 178 | |||
| Working environment temperature, ° С, no more | 120 | |||