Casing Head Series
21/35/70/105/140
Name:Casing Head Series
Type:21/35/70/105/140
The Casing Head Series are used to fasten the wellhead of drilling intervals, to connect wellhead casing string, to support the gravity of intermediate casing and oil-string casing, to seal the annular space between the pipe layers, to provide filtering connections for the installation of BOP, tubing head, and X-tree. In addition, it is also available to perform squeeze slurry, monitor and fill equilibrium liquid and other construction operations through two lateral holes on the casing head body.
Nominal Pressure | 2,000psi to 15,000psi(14MPa~105MPa) | Nominal Size | 4 1/16" -20" (114.3 ~ 508mm) |
Specification Level | PSL1~4 | Material Class | AA, BB, CC, DD, EE, FF |
Performance Level | PR1~2 | Temperature Level | -46℃ to 121℃ (LU) |
Suitable Medium | crude oil, gas, drilling fluid, gas contained H2S, CO2 | Connection Form | Flange or clamp |
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