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JF-29 Casing head

JF-29 casing heads are based on the same reliable design as the JF-22 with exception that the bowl is longer, which permits the acceptance of the minimum deflection JF-29 casing hanger with lager load capacity for deeper drilling.

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The casing head is a kind of part connecting casings and wellheads. It provides atransition joint for the tubing head,

Christmas tree and other wellheads.Both top and bottom connections are API 6A flanged, and the flangesare provided 

with locking bolts. JF22&JF29 Casing Heads have a straight bore bowl with 45℃ landing shoulder design which avoids

damage to sealing areas by drilling tools and prevents test plug and bowl protector wedging problems when pressure 

is applied. JF22&JF29 Casing Heads are normally furnished with threaded outlets and studded outlets are available

upon request. Bottom connections can be furnished threaded or slip-on for welding.

 

Products Information

◆ Versatile straight-bore design,Uses a 45℃ landing shoulder

◆ Accepts a wide variety of slip and mandrel casing hangers

◆ JF-29-BP has a additional lockscrews for

Bowl protecion.

◆ JF-29-L allows use of lockscrews to retain hanger

◆ 3 different types of outlets: Line pipe, Flanged (Studded)

Padded and Extended flanged outlets.

◆ Multiple bottom connections, such as: Slip-on weld

Slip-on weld with O-ring, Threaded and Sure Lock

 

JF-29 Casing heads              
Flange size Working pressure Casing size Outlet size A B C D Approx.Weight
In psi in in in lb kg
11 5,000 8 5/8 2 LP” 19 3/8 13 8 10 7/8 700 319
11 5,000 8 5/8 2 1/16 Std” 19 3/8 12 7/8 8 10 7/8 720 328
11 5,000 9 5/8 2 LP” 19 3/8 13 9 10 7/8 690 314
11 5,000 9 5/8 2 1/16 Std” 19 3/8 12 7/8 9 10 7/8 700 319
11 5,000 10 3/4 2 1/16 Std” 19 3/8 12 7/8 10 10 7/8 680 310
13 5/8 5,000 13 3/8 2 LP” 20 1/4 12 3/4 12 1/2 13 1/2 1150 523
13 5/8 5,000 13 3/8 2 1/16 Std” 20 5/8 12 7/8 12 1/2 13 1/2 1170 532
16 3/4 3,000 16 2 LP” 19 1/8 12 3/4 15 3/8 16 5/8 900 410
16 3/4 3,000 16 2 1/16 Std” 20 3/4 13 15 3/8 16 5/8 1000 455
16 3/4 5,000 16 2 1/16 Std” 21 14 1/4 15 3/8 16 5/8 1630 741
21 1/4 2,000 20 2 LP” 18 5/8 11 3/4 19  3/16 20 1/8 950 432
20 3/4 3,000 20 2 LP” 20 3/8 12 1/2 19  3/16 20 1/8 1300 591
20 3/4 3,000 20 2 1/16 Std” 20 5/8 14 19  3/16 20 1/8 1300 591





 

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