Flanse cu mufa
Destinatie:
Flansele cu mufa sunt destinate suspendarii si etansarii burlanelor de foraj.
Dimensiunile flanselor si a diametrelor interioare de trecere sunt in conformitate cu API- specificatia 6A.
Pentru clasele de temperatura si clasele de material vezi Anexa A.
Flansele cu mufa prezinta doua tipuri de legatura cu burlanul:
- cu filet pentru burlane API 8RD, Buttres
- legatura sudata
si doua iesiri laterale care pot fi filetate sau cu flanse prevazute cu prezoane.
Dimensiunile gaurilor verticale sunt conform cerintelor API 6A.
Casing head housing
Marime flansa, in | Marime burlane, in | Marime pene, 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 |
* – valoare variabila pentru dimensiunea maxima a burlanului