... , etc. can be supplied according to demands. The casing head can be flexibly designed according to clients' demands and ... after being assembled with the CG-29 type casing hanger. The casing head has a general-purpose straight hole design, ... type casing head is provided with the hanger locating locking device. Working pressure: 2000PSI~15000PSI Working medium: petroleum, natural gas, mud, gas containing ...