C-29 Casing Heads
C-29 Casing Heads have a versatile straight-bore design that can accept a wide variety of slip and mandrel casing hangers.
C-29-L Casing Head bowl is identical to the C-29 with the addition of 2 specially designed lockscrews for bowl protector retention.
C-29-L Casing Head bowl is identical to the C-29 except it is slightly deeper to permit the use of lockscrews to retain the slip-type casing hanger or a mandrel casing hanger packoff.
Straight-Bore Design
· Uses a 45° landing shoulder.
· Minimizes hoop load on housing while maintaining high hanging capacity.
· Prevents test plugs from wedging under pressure.
· Reduces the risk of bowl damage due to drill stem rotation.
Outlets
The entire C-29 Casing Head family is available with three different types of outlets:
· Line Pipe Outlets
· Flanged Padded (studded) Outlets
· Extended Flanged Outlets
Casing Hanger Compatibility
· C-29 Casing Heads will accept C-21, C-21-P, and C-29 slip-type casing hangers.
· C-29-BP Casing Heads will accept C-21-P, C-22 and C-29 slip-type casing hanger with lockscrews retracted.
· C-29-L Casing Heads will accept C-21-P, C-22 and C-29 slip-type casing hanger and various mandrel hangers with lockscrews engaged.
Lockscrews
· C-29-BP Casing Heads are supplied with 2 specially designed lock-screws for bowl protector retention. The lockscrews are designed with a positive stop to prevent overtightening and external damage to bowl protectors.
· C-29-L Casing Heads are supplied with a full set of lockscrews for casing hanger and packoff retention.
Optional Bottom Connections
· Slip-on weld
· Slip-on weld with o-ring
· Threaded
· SureLok
Note: Landing bases available with all heads.
Contact: Ms. Li
Phone: +86-18051716228
Tel: +86-515-86309123
Email: sales@jswellhead.com
Add: No.25, 3# Road, Jianhu Private Industrial Park, Yancheng City, Jiangsu Province, China