Dimensions 6BX Integral Flanges API 6A 2000 to
20000 PSI Working Pressure



 
Pressure Ratings

Flanges for Wellhead and Christmas Tree Equipment
Weld Neck, Integral, Blinds, Targets and Test Blinds - Pressure Ratings -

Max
Working
Pressure
2000
PSI
3000
PSI
5000
PSI
Test Pressure 3000 PSI 4500 PSI 7500 PSI
Product
Spec
Levels
1, 2, 3 & 4 1, 2, 3 & 4 1, 2, 3 & 4
API
Temp
Rating
K (-60 Deg C)
to
Y (+345 Deg C)
K (-60 Deg C)
to
Y (+345 Deg C)
K (-60 Deg C)
to
Y (+345 Deg C)

Integral, Blind, Target Blind & Test Flanges

Min. Yield 60 000 PSI 60 000 PSI 60 000 PSI
Min. Tensile 85 000 PSI 85 000 PSI 85 000 PSI
Material API 60K API 60K API 60K

Weld Neck Flanges

Min. Yield 45 000 PSI 45 000 PSI 45 000 PSI
Min. Tensile 70 000 PSI 70 000 PSI 70 000 PSI
Material API 45K API 45K API 45K

Flanges for Wellhead and Christmas Tree Equipment
Weld Neck, Integral, Blinds, Targets and Test Blinds - Pressure Ratings -

Max
Working
Pressure
10 000
PSI
15 000
PSI
20 000
PSI
Test Pressure 15 000 PSI 22 500 PSI 30 000 PSI
Product
Spec
Levels
1, 2, 3 & 4 1, 2, 3 & 4 1, 2, 3 & 4
API
Temp
Rating
K (-60 Deg C)
to
Y (+345 Deg C)
K (-60 Deg C)
to
Y (+345 Deg C)
K (-60 Deg C)
to
Y (+345 Deg C)

Integral, Blind, Target Blind & Test Flanges

Min. Yield 60 000 PSI 75 000 PSI 75 000 PSI
Min. Tensile 85 000 PSI 95 000 PSI 95 000 PSI
Material API 60K API 75K API 75K

Weld Neck Flanges

Min. Yield 60 000 PSI 75 000 PSI 75 000 PSI
Min. Tensile 85 000 PSI 95 000 PSI 95 000 PSI
Material API 60K API 75K API 75K

Nominal
Size
and
Bore
Max
Bore
Out Side
Dia
ToleranceMax
Chamfer
BDDC
 2000 PSI
26.3/426.7841± 0.120.25
3030.0344.19± 0.120.25
 3000 PSI
26.3/426.7843.38± 0.120.25
3030.0346.68± 0.120.25
 5000 PSI
13.3/813.6626.5± 0.120.25
16.3/416.7830.38± 0.120.25
18.3/418.7835.62± 0.120.25
21.3/421.2839± 0.120.25
 10000 PSI
1.13/161.847.38± 0.060.12
2.1/162.097.88± 0.060.12
2.9/162.599.12± 0.060.12
3.1/163.0910.62± 0.060.12
4.1/164.0912.44± 0.060.12
5.1/85.1614.06± 0.060.12
7.1/167.0918.88± 0.120.25
99.0321.75± 0.120.25
1111.0325.75± 0.120.25
13.5/813.6630.25± 0.120.25
16.3/416.7834.31± 0.120.25
18.3/418.7840.94± 0.120.25
21¼21.2845± 0.120.25
 15000 PSI
1.13/161.848.19± 0.060.12
2.1/162.098.75± 0.060.12
2.9/162.5910± 0.060.12
3.1/163.0911.31± 0.060.12
4.1/164.0914.19± 0.060.12
5.1/85.1616.5± 0.060.12
7.1/167.0919.88± 0.120.25
99.0325.5± 0.120.25
1111.0332± 0.120.25
13.5/813.6634.88± 0.120.25
18.3/418.7845.75± 0.120.25
 20000 PSI
1.13/161.8410.12± 0.060.12
2.1/162.0911.31± 0.060.12
2.9/162.5912.81± 0.060.12
3.1/163.0914.06± 0.060.12
4.1/164.0917.56± 0.060.12
7.1/167.0925.81± 0.120.25
99.0331.69± 0.120.25
1111.0334.75± 0.120.25
13.5/813.6645.75± 0.120.25
Nominal
Size
and
Bore
Dia
Raised
Face
Total
THK
Large
Dia
Hub
Small
Dia
Hub
FTAE
 2000 PSI
26.3/431.694.9732.9129.25
3035.755.2836.6932.8
 3000 PSI
26.3/432.756.3434.2530.56
3036.316.5838.1934.3
 5000 PSI
13.3/8184.4418.9416.69
16.3/421.065.1321.8820.75
18.3/424.696.5326.5623.56
21.3/427.627.1229.8826.75
 10000 PSI
1.13/164.121.663.52.56
2.1/164.381.733.942.94
2.9/165.192.024.753.62
3.1/1662.35.594.34
4.1/167.282.777.195.75
5.1/88.693.128.817.19
7.1/1611.884.0611.8810
914.124.8814.7512.88
1116.885.5617.7515.75
13.5/820.386.6221.7519.5
16.3/422.696.6225.8123.69
18.3/427.448.7829.6226.56
21¼30.759.533.3830
 15000 PSI
1.13/164.191.783.842.81
2.1/164.524.383.25
2.9/165.252.255.063.94
3.1/166.062.536.064.81
4.1/167.623.097.696.25
5.1/88.883.889.627.88
7.1/16124.612.8110.88
9155.751713.75
1117.887.382316.81
13.5/821.318.0623.4420.81
18.3/428.4410.063228.75
 20000 PSI
1.13/164.622.55.254.31
2.1/165.192.816.065
2.9/165.943.126.815.69
3.1/166.753.387.566.31
4.1/168.624.199.568.12
7.1/1613.886.515.1913.31
917.388.0618.9416.88
1119.888.8122.3120
13.5/824.1911.527.3124.75

 Length
Hub
Radius
Hub
Dia
Bolt
Circle
No
of
Bolts
Dia
Bolts
LRP
 2000 PSI
26.3/47.310.6237.5201.3/4
307.750.6240.94321.5/8
 3000 PSI
26.3/47.310.6239.38242
307.750.6242.94321.7/8
 5000 PSI
13.3/84.50.6223.25161.5/8
16.3/430.7526.62161.7/8
18.3/460.6231.62202
21.3/46.50.6934.88242
 10000 PSI
1.13/161.910.385.7583/4
2.1/162.030.386.2583/4
2.9/162.250.387.2587/8
3.1/162.50.388.581
4.1/162.880.3810.1981.1/8
5.1/83.190.3811.81121.1/8
7.1/163.750.6215.8812
93.690.6218.7516
114.060.6222.25161.3/4
13.5/84.50.6226.5201.7/8
16.3/430.7530.56241.7/8
18.3/46.120.6236.4424
21¼6.50.8140.2524
 15000 PSI
1.13/161.880.386.3187/8
2.1/162.120.386.8887/8
2.9/162.250.387.8881
3.1/162.50.389.0681.1/8
4.1/162.880.3811.4481.3/8
5.1/83.220.6213.512
7.1/162.620.6216.8816
94.880.6221.75161.7/8
119.280.6228202
13.5/84.5130.3820
18.3/46.12140203
 20000 PSI
1.13/161.940.38881
2.1/162.060.389.0681.1/8
2.9/162.310.3810.318
3.1/162.50.3811.3181.3/8
4.1/162.880.3814.0681.3/4
7.1/163.810.6221.81162
94.2512716
114.06129.5162.3/4
13.5/85.25140203

 Dia
Bolt
Holes
Bolt
Hole
Tolerance
Length
Bolts
Ring
No
(R or RX)
 2000 PSI
26.3/41.88+0.0913.75167
301.75+0.0914.25303
 3000 PSI
26.3/42.12+0.0917168
302+0.0917.75303
 5000 PSI
13.3/81.75+0.0912.5160
16.3/42+0.0914.5162
18.3/42.12+0.0917.5163
21.3/42.12+0.0918.75165
 10000 PSI
1.13/160.88+0.065151
2.1/160.88+0.065.2152
2.9/161+0.066153
3.1/161.12+0.066.75154
4.1/161.25+0.068155
5.1/81.25+0.068.75169
7.1/161.62+0.0911.25156
91.62+0.0913157
111.88+0.0915158
13.5/82+0.0917.25159
16.3/42+0.0917.5162
18.3/42.38+0.0922.5164
21¼2.62+0.0924.5166
 15000 PSI
1.13/161+0.065.5151
2.1/161+0.066152
2.9/161.12+0.066.75153
3.1/161.25+0.067.5154
4.1/161.5+0.069.25155
5.1/81.62+0.0911.5169
7.1/161.62+0.0912.75156
92+0.0915.75157
112.12+0.0919.25158
13.5/82.38+0.0921.25159
18.3/43.12+0.1226.75164
 20000 PSI
1.13/161.12+0.067.5151
2.1/161.25+0.068.25152
2.9/161.38+0.069.25153
3.1/161.5+0.0610154
4.1/161.88+0.0912.25155
7.1/162.12+0.0917.5156
92.62+0.0922.38157
112.88+0.0923.75158
13.5/83.12+0.1230159
 

 

Note: All dimensions are in inches