Blind Flanges

Blind Flanges - As per API - 6A

(5-1) Pressure Rating - API 6BX-2000 PSI - Working Pressure With BX type Ring Gasket
Nominal Size B Flange Thickness T Hub Dia J1 Groove Depth E Added Hub Thickness J4
26 3/4 4.97 32.91 0.844 0.38
30 5.28 36.69 0.906 0.69
(5-2) Pressure Rating - API 6BX-3000 PSI - Working Pressure With BX type Ring Gasket
Nominal Size B Flange Thickness T Hub Dia J1 Groove Depth E Added Hub Thickness J4
26 3/4 6.34 34.25 0.844 0.00
30 6.58 38.19 0.906 0.50
(5-3) Pressure Rating - API 6BX-5000 PSI - Working Pressure With BX type Ring Gasket
Nominal Size B Flange Thickness T Hub Dia J1 Groove Depth E Added Hub Thickness J4
13 5/8 4.44 18.94 0.562 0.94
16 3/4 5.12 21.88 0.328 0.69
18 3/4 6.53 26.56 0.719 0.75
21 1/4 7.12 29.88 0.750 0.88
(5-4) Pressure Rating - API 6BX-10000 PSI - Working Pressure With BX type Ring Gasket
Nominal Size B Flange Thickness T Hub Dia J1 Groove Depth E Added Hub Thickness J4
5 10/8 3.12 8.81 0.375 0.25
7 1/16 4.06 11.88 0.438 0.38
9 4.88 14.75 0.500 0.38
11 5.56 17.75 0.562 0.56
13 5/8 6.62 21.75 0.625 0.69
16 3/4 6.62 25.81 0.328 1.19
18 3/4 8.78 29.62 0.713 1.00
21 1/4 9.50 33.38 0.750 1.25
(5-5) Pressure Rating - API 6BX-15000 PSI - Working Pressure With BX type Ring Gasket
Nominal Size B Flange Thickness T Hub Dia J1 Groove Depth E Added Hub Thickness J4
7 1/16 4.69 12.81 0.438 0.31
9 5.75 17.00 0.500 0.56
11 7.38 23.00 0.562 0.50
13 5/8 8.06 23.44 0.625 0.69
18 3/4 10.06 32.00 0.719 1.38
(5-6) Pressure Rating - API 6BX-20000 PSI - Working Pressure With BX type Ring Gasket
Nominal Size B Flange Thickness T Hub Dia J1 Groove Depth E Added Hub Thickness J4
7 1/16 6.50 18.19 0.438 0.31
9 8.06 18.94 0.500 0.25
11 8.81 22.31 0.562 0.50
13 5/8 11.50 27.31 0.625 0.56

All Dimensions are in Inches.