Our Casing spool mainly comprises CS-22 type and CS-29 type, and the two kinds of casing spools are both
provided with 45 degrees of main bearing shoulder. The lateral outlet can be a thread type, and the connecting mode including flange platform type (namely bolt type) and extending flange type, etc. Can be supplied according to demands. The casing spools can be flexibly designed according to clients' requirements and actual working conditions.
The depth of the bearing shoulder of the CS-29 casing head is bigger than that of CS-22, and is applicable to drilling deep well after being assembled with the CS-29 type casing hanger. The casing spool has a general-purpose straight hole design, and various specifications of slip and mandrel casing spools can be mounted. Symmetrical top threads can be designed for fixing the anti-corrosion sleeve and the suspender, the straight hole is designed with a 45 degrees of shoulder, the bearing capacity is big, the slip casing hanger and the mandrel type hanger can be exchanged, and the bottom is designed with a BT type or a P type secondary seal mechanism, and on-site installation is adapted for the height of the seal device through the cutting casing.
CH/22-BP/CS-29-BP type casing head is provided with additional bolt locking device, and CS-22-L/CS-29-L type casing head is provided with the hanger locating locking device.
Working pressure: 2000PSI-20000PSI
Working medium: petroleum, natural gas, mud, gas containing H2S and Co2
Material class: AA, BB, CC, DD, EE, FF, HH
Specification class: PSL1~4
Performance class: PR1~2