Casing spool produced by KWM mainly comprises of CS-22 and CS-29 types, and the two kinds of casing spools are both provided with 45 degrees of main bearing shoulder. The lateral outlet can be a threaded type, and the connecting mode including flange platform type (namely bolt type) and extending flange type, etc. All types are readily 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 high, 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, on-site installation is adapted for the height of the seal device through the cutting casing.
Working pressure: 2000 PSI to 20000 PSI
Working medium: petroleum, natural gas, mud, gas containing H2S and CO2
Working temperature: 46°C to 121 °C (LU class)
Material class: AA, BB, CC, DD, EE, FF, HH Specification class: PSL1~4
Performance class: PR1~2