Shengji 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 Shengji is suitable for standard/H₂S services. The working pressure is up to 20000 psi and temperature ranges from -60 ^oC to 390℃.