Download the PDF file:  API 6A STANDARD FLANGE DIMENSIONS TYPE 6B, 6BX. 2000PSI 20000PSI All API 6A/6B/6BX FLANGE STANDARD

API 6A/6B/6BX FLANGE STANDARDAPI 6A STANDARD FLANGE DIMENSIONS TYPE 6B, 6BX. 2000PSI 20000PSI 
API 6A STANDARD FLANGE DIMENSIONS TYPE 6B 13.8 MPA 2000PSI
API 6A STANDARD FLANGE DIMENSIONS TYPE 6B 20.7 MPA 3000PSI
API 6A STANDARD FLANGE DIMENSIONS TYPE 6B 34.5 MPA 5000PSI
API 6A STANDARD FLANGE DIMENSIONS TYPE 6BX 13.8 MPA 2000PSI
API 6A STANDARD FLANGE DIMENSIONS TYPE 6BX 20.7 MPA 3000PSI
API 6A STANDARD FLANGE DIMENSIONS TYPE 6BX 34.5 MPA 5000PSI
API 6A STANDARD FLANGE DIMENSIONS TYPE 6BX 69.0 MPA 10000PSI
API 6A STANDARD FLANGE DIMENSIONS TYPE 6BX 103.5 MPA 15000PSI
API 6A STANDARD FLANGE DIMENSIONS TYPE 6BX 138.0 MPA 20000PSI

 

API 6A – TYPE – 6B 13.8 MPA FLANGE DIMENSIONS (2000 PSI)

API-6A-STANDARD-FLANGE-DIMENSIONS-TYPE-6B-13.8-MPA-2000PSI

UNIT : mm

SizeBODC (MAX.)KPETQXBCNHLNHLJLRing Number
R or RX
2 1/16˝2 9/16˝3 1/8˝4 1/16˝5 1/8˝7 1/16˝ 9˝11˝13 5/8˝ 16 3/4˝ 21 1/4˝53.2 65.9 81.8 108.7 131.0 181.8 229.4 280.2 346.9 426.2 540.5165 190 210 275 330 355 420 510 560 685 81533333666666108 127 146 175 210 241 302 356 413 508 63582.55 101.60 123.83 149.23 180.98 211.15 269.88 323.85 381.00 469.90 584.207.9 7.9 7.9 7.9 7.9 7.9 7.9 7.9 7.9 7.9 9.733.4 36.6 39.7 46.1 52.4 55.6 63.5 71.5 74.7 84.2 98.525.4 28.6 31.8 38.1 44.5 47.6 55.6 63.5 66.7 76.2 88.984 100 117 152 189 222 273 343 400 495 610127 149.2 168.3 215.9 266.7 292.1 349.3 431.8 489 603.2 723.9888881212162020242023232629293235354245818891 110 122 126 141 160—60.3 73.0 88.9 114.3 141.3 168.3 219.1 273.0 —53.3 63.5 78.7 103.1 122.9 147.1 199.1 248.4 —2326313741454953576573

NOTE : 1) TOLERANCE ACCORDING TO API 6A – 20TH 2) RING GASKET ACCORDING TO API 6A-20TH

API 6A – TYPE – 6B 20.7 MPA FLANGE DIMENSIONS (3000 PSI)

API-6A-STANDARD-FLANGE-DIMENSIONS-TYPE-6B-20.7-MPA-3000PSI

UNIT : mm

SizeBODC (MAX.)KPETQXBCNHLNHLJLRing Number
R or RX
2 1/16˝2 9/16˝3 1/8˝4 1/16˝5 1/8˝7 1/16˝9˝11˝13 5/8˝ 16 3/4˝ 20 3/4˝53.2 65.9 81.8 108.7 131.0 181.8 229.4 280.2 346.9 426.2 527.8215 245 240 290 350 380 470 545 610 705 85533333666666124 137 156 181 216 241 308 362 419 524 64895.25 107.95 123.83 149.23 180.98 211.15 269.88 323.85 381.00 469.90 584.207.9 7.9 7.9 7.9 7.9 7.9 7.9 7.9 7.9 11.2 12.746.1 49.3 46.1 52.4 58.8 63.5 71.5 77.8 87.4 100.1 120.738.1 41.3 38.1 44.4 50.8 55.6 63.5 69.9 79.4 88.9 108104.8 123.8 127.0 158.8 190.5 235.0 298.5 368.3 419.1 508.0 622.3165.1 190.5 190.5 235.0 279.4 317.5 393.7 469.9 533.4 616.0 749.3888881212162020202629263235323939394554109.6 112.7 109.5 122.2 134.9 147.6 169.9 192.1 —60.3 73.0 88.9 114.3 141.3 168.3 219.1 273 —50.0 59.7 74.4 98.0 122.9 147.1 189.7 237.2 —2427313741454953576674

NOTE : 1) TOLERANCE ACCORDING TO API 6A – 20TH 2)RING GASKET ACCORDING TO API 6A-20TH

API 6A – TYPE – 6B 34.5 MPA FLANGE DIMENSIONS (5000 PSI)

API-6A-STANDARD-FLANGE-DIMENSIONS-TYPE-6B-34.5-MPA-5000PSI

UNIT : mm

SizeBODC (MAX.)KPETQXBCNHLNHLJLRing Number
R or RX
2 1/16˝2 9/16˝3 1/8˝4 1/16˝5 1/8˝7 1/16˝ 9˝11˝53.2 65.9 81.8 108.7 131.0 181.8 229.4 280.2215 245 265 310 375 395 485 58533333666124 137 168 194 229 248 318 37195.25 107.95 136.53 161.93 193.68 211.15 269.88 323.857.9 7.9 7.9 7.9 7.9 9.7 11.2 11.246.1 49.3 55.6 62 81 92.1 103.2 119.138.1 41.3 47.7 54 73.1 82.6 92.1 108104.8 123.8 133.3 161.9 196.8 228.6 292.1 368.3165.1 190.5 203.2 241.3 292.1 317.5 393.7 482.68888812121226 29 32 35 42 39 45 51109.5 112.7 125.4 131.8 163.5 181 223.8 265.160.3 73.0 88.9 114.3 141.3 168.3 219.1 273.143.7 54.9 67.5 88.1 110.3 132.6 173.8 216.72427353944465054

NOTE : 1) TOLERANCE ACCORDING TO API 6A – 20TH 2) RING GASKET ACCORDING TO API 6A-20TH

API 6A – TYPE – 6BX 13.8 MPA FLANGE DIMENSIONS (2000 PSI)

API-6A-STANDARD-FLANGE-DIMENSIONS-TYPE-6BX-13.8-MPA-2000PSI

UNIT : mm

SizeODCE1GKTJ1J4RBCNHRing Number
BX
26 3/4˝ 30˝1040 11206621.423768.33 862.3805908126.3 134.2835.8 931.99.717.51616952.5 1039.8020324845167303

NOTE : 1) TOLERANCE ACCORDING TO API 6A-20TH 2) RING GASKET ACCORDING TO API 6A-20TH

API 6A – TYPE – 6BX 20.7 MPA FLANGE DIMENSIONS (3000 PSI)

API-6A-STANDARD-FLANGE-DIMENSIONS-TYPE-6BX-20.7-MPA-3000PSI

UNIT : mm

SizeODCE1GKTJ1J4RBCNHRing Number
BX
26 3/4˝ 30˝1100 11856621.423774.22 862.30832922161.2 167.1870970012.716161000.10 1090.6024325451168303

NOTE : 1) TOLERANCE ACCORDING TO API 6A-20TH 2) RING GASKET ACCORDING TO API 6A-20TH

API 6A – TYPE – 6BX 34.5 MPA FLANGE DIMENSIONS  (5000 PSI)

API-6A-STANDARD-FLANGE-DIMENSIONS-TYPE-6BX-34.5-MPA-5000PSI

UNIT : mm

SizeODCE1GKTJ1J4RBCNHRing Number
BX
13 5/8˝675614.3408.00457112.8481.023.916590.601645160
16 3/4˝77068.3478.33535130.2555.617.519676.301651162
18 3/4˝905618.3563.50627165.9674.719.116803.302054163
21 1/4˝990619.1632.56702181.0758.822.418885.802454165

NOTE : 1) TOLERANCE ACCORDING TO API 6A-20TH 2) RING GASKET ACCORDING TO API 6A-20TH

API 6A – TYPE – 6BX 69.0 MPA FLANGE DIMENSIONS  (10000 PSI)

API-6A-STANDARD-FLANGE-DIMENSIONS-TYPE-6BX-69.0-MPA-10000PSI

UNIT : mm

SizeBODCE1Q (MAX.)GKTJ1J2J3J4RBCNHRing Number
BX
1 13/16˝46.818535.5677.7710542.188.965.148.510146.10823151
2 1/16˝53.220035.9586.2311144.1100.074.751.610158.80823152
2 9/16˝65.923036.75102.7713251.2120.792.157.210184.20826153
3 1/16˝78.627037.54119.0015258.4142.1110.263.510215.90829154
4 1/16˝104.031538.33150.6218570.3182.6146.173.110258.80832155
5 1/8˝131.036039.59.53176.6622179.4223.8182.681.06.410300.001232169
7 1/16˝180.2480611.111.11241.83302103.2301.6254.095.39.716403.201242156
9 ˝229.4550612.712.70299.06359123.9374.7327.193.79.716476.301642157
11˝280.2655614.314.29357.23429141.3450.9400.1103.214.216565.201648158
13 5/8˝346.9770615.915.88432.64518168.3552.5495.3114.317.516673.102051159
16 3/4˝426.287068.38.33478.33576168.3655.6601.776.230.219776.302451162
18 3/4˝477.01040618.318.26577.90697223.1752.5674.7155.625.416925.502461164
21 1/4˝540.51145619.119.05647.88781241.3847.7762.0165.131.8211022.402467166

NOTE : 1) TOLERANCE ACCORDING TO API 6A-20TH 2) RING GASKET ACCORDING TO API 6A-20TH

API 6A – TYPE – 6BX 103.5 MPA FLANGE DIMENSIONS  (15000 PSI)

API-6A-STANDARD-FLANGE-DIMENSIONS-TYPE-6BX-103.5-MPA-15000PSI
SizeBODCE1Q (MAX.)GKTJ1J2J3J4RBCNHRing Number
BX
1 13/16˝46.821035.5677.7710645.397.671.447.610160.3826151
2 1/16˝53.222035.9586.2311450.8111.182.554.010174.60826152
2 9/16˝65.925536.75102.7713357.2128.6100.057.110200.00829153
3 1/16˝78.629037.54119.0015464.3154.0122.263.510230.20832154
4 1/16˝104.036038.33150.6219478.6195.3158.773.010290.50839155
5 1/8˝131.042039.59.53176.6622598.5244.5200.081.86.416342.901242169
7 1/16˝180.2505611.111.11241.83305119.1325.4276.292.17.916428.601642156
9 ˝229.4650612.712.70299.06381146.1431.8349.2123.814.216552.401651157
11˝280.2815614.314.29357.23454187.4584.2427.0235.712.716711.202054158
13 5/8˝346.9885615.915.88432.64541204.8595.3528.6114.317.525771.502061159
18 3/4˝477.01160618.318.26577.90722255.6812.8730.2155.635.1251016.002080164

NOTE : 1) TOLERANCE ACCORDING TO API 6A-20TH 2) RING GASKET ACCORDING TO API 6A-20TH

API 6A – TYPE – 6BX 138.0 MPA FLANGE DIMENSIONS (20000 PSI)

API-6A-STANDARD-FLANGE-DIMENSIONS-TYPE-6BX-138.0-MPA-20000PSI

UNIT : mm

SizeBODCE1Q (MAX.)GKTJ1J2J3J4RBCNHRing Number
BX
1 13/16˝46.825535.5677.7711763.5133.4109.549.210203.20829151
2 1/16˝53.228535.9586.2313271.5154.0127.052.410230.20832152
2 9/16˝65.932536.75102.7715179.4173.0144.558.710261.90835153
3 1/16˝78.635537.54119.0017185.8192.1160.363.510287.30839154
4 1/16˝104.044538.33150.62219106.4242.9206.473.010357.20848155
7 1/16˝180.2655611.111.11241.83352165.1385.8338.196.87.916554.001654156
9 ˝229.4805612.712.7299.06441204.8481.0428.6107.96.425685.801667157
11˝280.2885614.314.29357.23505223.9566.7508.0103.212.725749.301674158
13 5/8˝346.91160615.915.88432.64614292.1693.7628.6133.314.2251016.002080159

NOTE : 1) TOLERANCE ACCORDING TO API 6A-20TH 2) RING GASKET ACCORDING TO API 6A-20TH