API 6a Standard Flange Dimensions Type 6bx 69.0 Mpa 10000psi
API 6a Standard Flange Dimensions Type 6bx 69.0 Mpa 10000psi
API 6a Standard Flange Dimensions Type 6bx 69.0 Mpa 10000psi
UNIT : mm
Ring Number
Q
Size B OD C E1 G K T J1 J2 J3 J4 R BC N H
(MAX.)
BX
1 13/16˝ 46.8 185 3 - 5.56 77.77 105 42.1 88.9 65.1 48.5 - 10 146.10 8 23 151
2 1/16˝ 53.2 200 3 - 5.95 86.23 111 44.1 100.0 74.7 51.6 - 10 158.80 8 23 152
2 9/16˝ 65.9 230 3 - 6.75 102.77 132 51.2 120.7 92.1 57.2 - 10 184.20 8 26 153
3 1/16˝ 78.6 270 3 - 7.54 119.00 152 58.4 142.1 110.2 63.5 - 10 215.90 8 29 154
4 1/16˝ 104.0 315 3 - 8.33 150.62 185 70.3 182.6 146.1 73.1 - 10 258.80 8 32 155
5 1/8˝ 131.0 360 3 9.5 9.53 176.66 221 79.4 223.8 182.6 81.0 6.4 10 300.00 12 32 169
7 1/16˝ 180.2 480 6 11.1 11.11 241.83 302 103.2 301.6 254.0 95.3 9.7 16 403.20 12 42 156
9˝ 229.4 550 6 12.7 12.70 299.06 359 123.9 374.7 327.1 93.7 9.7 16 476.30 16 42 157
11˝ 280.2 655 6 14.3 14.29 357.23 429 141.3 450.9 400.1 103.2 14.2 16 565.20 16 48 158
13 5/8˝ 346.9 770 6 15.9 15.88 432.64 518 168.3 552.5 495.3 114.3 17.5 16 673.10 20 51 159
16 3/4˝ 426.2 870 6 8.3 8.33 478.33 576 168.3 655.6 601.7 76.2 30.2 19 776.30 24 51 162
18 3/4˝ 477.0 1040 6 18.3 18.26 577.90 697 223.1 752.5 674.7 155.6 25.4 16 925.50 24 61 164
21 1/4˝ 540.5 1145 6 19.1 19.05 647.88 781 241.3 847.7 762.0 165.1 31.8 21 1022.40 24 67 166
NOTE :
1) TOLERANCE ACCORDING TO API 6A-20TH
2) RING GASKET ACCORDING TO API 6A-20TH