P-type, BT-type and FS-type Casing Spool conventional /designed
· We can supply casing spools for conventional drilling and also special designed casing spools based on customer demands;
· Technical casings are sealed in the bottom of casing spools, production casings are hung in the upper part of spools;
· Technical casings can be sealed in the bottom of conventional spools through one or two P-type, BT-type and FS-type sealing or metallic sealing and combined sealing;
· There is 45° shoulder design in the upper part, so that it is with high hanging capacity. Wear bushing or test plug can be installed for well drilling, tubing can also be hung to meet production requirements;
· The sealing element of lock screw is designed in the front end of threads, so that threads from fluid corrosion and filth damage;
· The side outlet can either be threaded connection or bolted connection. Bolted connections can be equipped with removable valve plugs;
· All testing ports and grease filling ports are metallic seal.
Nominal Bore Size of Upper Flange: 11",13 5/8"
Nominal Bore Size of Bottom Flange: 11",13 5/8",20 3/4",21 1/4"
Rated Working Pressure: 2000psi,3000psi,5000psi,10000psi
Suspend Casing Specification: 9 5/8",7",5 1/2"
Nominal Bore Size at Side Outlet: 2 1/16",2 9/16",3 1/8"
Levels of Product Specification: PSL1～PSL3G
Levels of Product Performance: PR1～PR2
Material Level: AA BB CC DD EE FF
Temperature Level: －46℃～121℃