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Weld Neck Flanges

 

 

1 Threaded Flanges and Weld Neck Flanges

THREADED FLANGES & WELD NECK FLANGES. (AS PER API - 6A)        *All dimensions are in inches
(1-1.) PRESSURE RATING:- API 6B-2000 PSI W.P. ( WITH R OR RX TYPE RING GASKET)
SIZE O.D. T øK P.C.D. N ød L øX LN øHL R/RX
2 1/16 6.50 1.31 4.25 5 8 0.75 1.75 3.31 3.19 2.38 23
2 9/16 7.50 1.44 5 5.88 8 0.88 1.94 3.94 3.44 2.88 26
3 1 /8 8.25 1.56 5.75 6.62 8 0.88 2.12 4.62 3.56 3.50 31
4 1/16 10.75 1.81 6.88 8.50 8 1.00 2.44 6.00 4.31 4.50 37
5 1/8 13 2.06 8.25 10.50 8 1.12 2.69 7.44 4.81 5.56 41
7 1/16 14 2.19 9.5 11.50 12 1.12 2.94 8.75 4.94 6.63 45
9 16.5 2.50 11.88 13.75 12 1.25 3.31 10.75 5.56 8.63 49
11 20 2.81 14 17 16 1.38 3.69 13.50 6.31 10.75 53
13 5/8 22 2.94 16.25 19.25 20 1.38 3.94 15.75     57
16 3/4 27 3.31 20 23.75 20 1.62 4.50 19.50     65
21 1/4 32 3.88 25 28.50 24 1.75 5.38 24.00     73
(1-2.) PRESSURE RATING:- API 6B-3000 PSI W.P. ( WITH R OR RX TYPE RING GASKET)
2 1/16 8.50 1.81 4.88 6.50 8 1.00 2.56 4.12 4.31 2.38 24
2 9/16 9.62 1.94 5.38 7.50 8 1.12 2.81 4.88 4.44 2.88 27
3 1/8 9.50 1.81 6.12 7.50 8 1.00 2.44 5.00 4.31 3.50 31
4 1/16 11.50 2.06 7.12 9.25 8 1.25 3.06 6.25 4.81 4.50 37
5 1/8 13.75 2.31 8.50 11.0 8 1.38 3.44 7.50 5.31 5.56 41
7 1/16 15.00 2.50 9.50 12.50 12 1.25 3.69 9.25 5.81 6.63 45
9 18.50 2.81 12.12 15.50 12 1.50 4.31 11.75 6.69 8.63 49
11 21.50 3.06 14.25 18.50 16 1.50 4.56 14.50 7.56 10.75 53
13 5/8 24.00 3.44 16.50 21.00 20 1.50 4.94 16.50     57
16 3/4 27.75 3.94 20.62 24.25 20 1.75 5.06 20.00     66
21 1/4 33.75 4.75 25.50 29.25 20 2.12 6.75 24.50     74
(1-3.) PRESSURE RATING:- API 6B-5000 PSI W.P. ( WITH R OR RX TYPE RING GASKET)
2 1/16 8.50 1.81 4.88 6.50 8 1.00 2.56 4.12 4.31 2.38 24
2 9/16 9.62 1.94 5.38 7.50 8 1.12 2.81 4.88 4.44 2.88 27
3 1/8 10.50 2.19 6.62 8.00 8 1.25 3.19 5.25 4.94 3.50 35
4 1/16 12.25 2.44 7.62 9.50 8 1.38 3.88 6.38 5.19 4.50 39
5 1/8 14.75 3.19 9.00 11.50 8 1.62 4.44 7.75 6.44 5.56 44
7 1/16 15.50 3.62 9.75 12.50 12 1.50 5.06 9.00 7.13 6.63 46
9 19 4.06 12.50 15.50 12 1.75 6.06 11.50 8.81 8.63 50
11 23 4.69 14.63 19.00 12 2.00 6.69 14.50 10.44 10.75 54
Blind Flanges
Bottom Hole Test Adapters
Chokes
Companion Flanges
Crosses
Crossover Flanges
Flanges by Union Adapters
Flow Tees
Goat Heads
Landing Bases
Seal Subs
Secondary Seals
Tees
Tree Caps
Valve Removal Plugs
Weld Neck Flanges