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Casing Head Housing

Destination:

The casing head housings are used to suspend and to seal the casings.
The flanges and the passing inside diameters are designed according to API spec.6A.
About Material class and Temperature classification, see Appendix A.

The casing head housing is available with:

  • female API 8RD threads for casings
  • slip-on welded connection

The casing head housings are furnished with two threaded outlets or flanged studded outlets and have full-opening vertical bores meeting dimensional requirements of the API 6A.

Casing head housing

Top flange, in Casing size, in Slips size, in L, in D, in H, in d min*, in
2,000
PSI
9 8 5/8 4 1/2 ÷ 7 16,92 16,5 2,5 8
11 8 5/8 4 1/2 ÷ 7 17,71 20 2,81 9,92
9 5/8 16,53 20 2,81 9,92
10 3/4 16,53 20 2,81 9,92
13 5/8 10 3/4 5 ÷ 10 3/4 16,53 22 2,94 12,5
11 3/4 16,53 22 2,94 12,5
13 3/8 16,53 22 2,94 12,5
21 1/4 20 10 3/4 ÷ 13 3/8 19,68 32 3,88 18,97
3,000
PSI
11 8 5/8 4 1/2 ÷ 7 16,53 21,5 3,06 9,92
9 5/8 16,53 21,5 3,06 9,92
10 3/4 17,71 21,5 3,06 9,92
13 5/8 10 3/4 5 ÷ 10 3/4 16,92 24 3,44 12,39
11 3/4 17,71 24 3,44 12,39
13 3/8 17,71 24 3,44 12,39
16 3/4 16 13 3/8 17,71 27,75 3,94 14,86
20 3/4 20 11 3/4 ÷13 3/8 19,68 33,75 4,75 18,97
21 1/2 19,68 33,75 4,75 18,97
5,000
PSI
11 8 5/8 4 1/2 ÷ 7 17,71 23 4,69 9,73
9 5/8 16,92 23 4,69 9,73
10 3/4 17,71 23 4,69 9,73
13 5/8 13 3/8 5 1/2 ÷ 10 3/4 21,25 26,5 4,44 12,22
16 3/4 16 17,71 30,38 5,13 14,86
18 3/4 18 5/8 13 3/8 19,68 35,62 6,53 17,59
21 1/4 20 10 3/4 ÷ 13 3/8 19,68 39 7,12 18,97
10,000
PSI
13 5/8 11 3/4 5 1/2 ÷ 10 3/4 21,25 30,25 6,62 10,66
13 3/8

23,03 30,25 6,62 10,66
18 3/4 18 5/8 13 3/8 19,68 40,94 8,78 17,59

* – available value for maximum dimension of casing