Casing head: it consists of offshore and land series, the single stage and multi-stage can be manufactured.
Sanjack casing heads strictly conform to the API 6A standard, and are among the most reliable oilfield casing heads. Usually, the casing head lies at the bottom of the wellhead and X-mas tree equipment. It supports the drilling wellhead, the casing head spool, the X-mas tree and completion equipment. The casing head is used to connect the casing string and packing off the next casing string. The connecting type includes slip-on weld, thread and slip lock. The casing head made by Sanjack is suitable for standard/H2S services. The working pressure is up to 20000psi and temperature ranges from -60 ℃ to 390℃.
API 6A standard connections
Varied bottom preparation: Thread, slip-on weld, slip lock
Side outlets connection: LP thread, flange
Lockdown screws in the top flange
Accepts non automatic/automatic casing hanger
Casing and tubing head from Sanjack Petro, Dongying City, Shandong Province, China.
|Working pressure （PSI）||2000, 3000, 5000,10000,15000,20000|
|Nominal diameter （inch）||2-1/16、2-9/16、3-1/8、4-1/16|
|Working temperature ℃||K,LU ,X,Y(-60℃-370℃)|
|Specification level||PSL1/PSL2, PSL3/3G, PSL4|
|Performance level||PR1 PR2|