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Wellhead Equipments Inc  > API Flanges  > Lap Joint Flange 

Lap Joint Flange Specification
Lap-Joint Flange Exporter from India

Lap-Joint Flanges are similar to Slip_On Flanges, the difference is it has a curved radius at the bore and face to accommodate a lap joint stub end. The lap joint flange and stub end assembly are normally used in systems requiring frequent dismantling for inspection.

 

150#
Branch NB A B C D E F G x No. H I Weight KG
1/2" (15) 89 16 22.9 11,6 3 60.3 15.8 x 4 22.2 10 0.4
3/4" (20) 99 16 28.2 13.2 3 69.8 15.8 x 4 27.7 11 0.7
1" (25) 108 17 34.9 14.7 3 79.4 15.8 x 4 34.5 13 0.8
1 1/2" (40) 127 22 50.0 19.5 6 98.4 15.8 x 4 49.2 16 1.4
2" (50) 152 25 62.5 22.7 8 120.6 19.0 x 4 61.9 17 2.2
3" (80) 191 30 91.4 24.3 10 152.4 19.0 x 4 90.7 21 4.1
.
300#
Branch NB A B C D E F G x No. H I Weight KG
1/2" (15) 96 22 22.9 14.7 3 66.7 15.8 x 4 22.2 10 0.7
3/4" (20) 117 25 28.2 16.3 3 82.6 19.0 x 4 27.7 11 1.1
1" (25) 124 27 34.9 17.9 3 88.9 19.0 x 4 34.5 13 1.4
1 1/2" (40) 156 30 50.0 21.1 6 114.3 22.2 x 4 49.2 16 2.6
2" (50) 165 33 62.5 22.7 8 127 19.0 x 8 61.9 17 3.4
3" (80) 210 43 91.4 29 10 168.3 22.2 x 8 90.7 21 6.1
.
600#
Branch NB A B C D E F G x No. H I Weight KG
1/2" (15) 96 29 22.9 21.3 3 67 15.8 x 4 22.2 10 0.8
3/4" (20) 117 32 28.2 22.9 3 83 19.0 x 4 27.7 11 1.4
1" (25) 124 34 34.9 24.5 3 89 19.0 x 4 34.5 13 1.6
1 1/2" (40) 156 39 50.0 29.3 6 114.3 22.2 x 4 49.2 16 3.1
2" (50) 165 44 62.5 32.4 8 127 19.0 x 8 61.9 17 3.7
3" (80) 210 53 91.4 39.8 10 168.3 22.2 x 8 90.7 21 7.3
.
900#
Branch NB A B C D E F G x No. H I Weight KG
1/2" (15) 121 39 22.9 29.3 3 82.6 22.2 x 4 22.2 10 1.7
3/4" (20) 130 42 28.2 32.4 3 89 22.2 x 4 27.7 11 2.3
1" (25) 149 48 34.9 35.6 3 102 25.4 x 4 34.5 13 3.4
1 1/2" (40) 178 51 50.0 39.8 6 123.8 28.4 x 4 49.2 16 5.4
2" (50) 216 64 62.5 45.1 8 165 25.4 x 8 61.9 17 9.8
 
  Notes:-
  Flanges dimensions to ANSI B16.5.
  Larger Outlet Sizes are available on application.
   
lap joint
 
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