Casing Head
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) OKp3Kx21(35)-168x245x324x426
TU 3665-007-49652808-2003
It is intended for hanging of production and technical casings at all stages of well construction and operation, sealing and separation of annular space, pressure control in annular space, installation of blowout equipment on the top and intermediate flanges.
Climatic category of the wellhead equipment — UHL(HL1) in accordance with the national standard GOST 15150-69.
Temperature ranges +40°C −60°C.
Product specification level UTT2 in accordance with the national standard GOST R 51365-99.
| Technical Characteristics | |||||
| Product Name | OKp1 | OKp1K | OKp2K | OKp2K | |
| Maximum operating pressure, MPa (psi), not to exceed | 14(2000)/21(3000)/35(5000) | ||||
| Type of the Casing Hanger | Threaded | Slip-type | |||
| Diameter | Surface Casing | 245 | 219, 245 | 299, 324 | 426 |
| Technical Casing | – | – | 219, 245 | 245, 324 | |
| Production Casing | 140, 146, 168, 178 | ||||
| Flowing fluid temperature, not to exceed | 120 | ||||
