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The casing head is generally made of 35 or 42 chromium molybdenum high-quality alloy structural steel. A casing hanger is also installed inside the casing head to hang the corresponding specifications of the casing string and seal the annular space gap. It needs to be equipped with a blowout preventer group. After the oil well is completed, an Christmas tree is installed on the casing head.
Basic functions:
When drilling on land or offshore, a special short joint that is connected to the top of the casing string with a screw thread or flange and located on the outer casing to support and fix the casing string, install a blowout preventer group, and other wellhead devices.
Equipment structure:
The casing head is generally made of 35 or 42 chromium molybdenum high-quality alloy structural steel. A casing hanger is also installed inside the casing head to hang the corresponding specifications of the casing string and seal the annular space gap. It needs to be equipped with a blowout preventer group. After the oil well is completed, an Christmas tree is installed on the casing head.
Basic functions:
When drilling on land or offshore, a special short joint that is connected to the top of the casing string with a screw thread or flange and located on the outer casing to support and fix the casing string, install a blowout preventer group, and other wellhead devices.
Contact us
Contact: Mr. Xu
Contact: 13793987111
Company Email: gyggxn@163.com
Address: Room 1007, Block B, Wanhai Jindi Building, Qianfoshan Road, Dongying City, Shandong Province