SPECTACLE BLINDS & BLEED RINGS

FIGURE 8 BLANKS

Dimension of Class 150 Raised Face Figure 8 Blanks

NPS Inside Diameter
B
Outside Diameter
O
Centerline Dimensions
A
Thickness
t
Web Width
W
IN MM IN MM IN MM IN MM IN MM
½ .62 16 1.75 45 2.38 60 .12 3.0 1.50 38
¾ .82 21 2.12 54 2.75 70 .12 3.0 1.50 38
1 1.05 27 2.50 64 3.12 80 .12 3.0 1.50 38
1 ¼ 1.66 42 2.88 73 3.50 90 .25 6.4 1.50 38
1 ½ 1.90 48 3.25 83 3.88 100 .25 6.4 1.50 38
2 2.38 61 4.00 102 4.75 120 .25 6.4 2.00 51
2 ½ 2.88 73 4.75 107 5.50 140 .25 6.4 2.00 51
3 3.50 89 5.25 133 6.00 150 .25 6.4 2.50 64
3 ½ 4.00 102 6.25 19 7.00 175 .38 9.7 2.50 64
4 4.50 114 6.75 172 7.50 190 .38 9.7 2.50 64
5 5.56 141 7.62 194 8.50 215 .38 9.7 3.00 76
6 6.62 168 8.62 219 9.50 240 .50 12.7 3.00 76
8 8.62 219 10.88 276 11.75 300 .50 12.7 3.00 76
10 10.75 273 13.25 337 14.25 360 .62 15.7 4.00 102
12 12.75 324 16.00 406 17.00 430 .75 19.1 4.00 102
14 14.00 356 17.62 448 18.75 475 .75 19.1 4.25 108
16 16.00 406 20.12 460 21.25 511 .88 22.4 4.25 108
18 18.00 457 21.50 546 22.75 580 1.00 25.4 4.50 114
20 20.00 508 23.75 603 25.00 635 1.12 28.4 4.75 121
24 24.00 610 28.12 714 29.50 750 1.25 31.8 5.50 140
NOTES: (1) Hole size (where required due to bolt spacing) shall be the same as the flange bolt hole and located such that it will not interfere with bolting between two flanges.
(2) Optional raised face. Refer to ASME B16.48 para. 4.3.1.
(3) The thickness of the web (or tie bar) dimension, Wt, shall be as determined by ASME B16.48 para.4.1.

Dimension of Class 300 Raised Face Figure 8 Blanks

NPS Inside Diameter
B
Outside Diameter
O
Centerline Dimensions
A
Thickness
t
Web Width
W
IN MM IN MM IN MM IN MM IN MM
½ .62 16 2.00 51 2.62 65 .25 6.4 1.50 38
¾ .82 21 2.50 64 3.25 80 .25 6.4 1.50 38
1 1.05 27 2.75 70 3.50 90 .25 6.4 1.50 38
1 ¼ 1.66 42 3.12 79 3.88 100 .25 6.4 1.50 38
1 ½ 1.90 48 3.62 92 4.50 115 .25 6.4 1.50 38
2 2.38 61 4.25 108 5.00 125 .38 9.7 2.00 51
2 ½ 2.88 73 5.00 127 5.88 150 .38 9.7 2.00 51
3 3.50 89 5.75 146 6.62 170 .38 9.7 2.50 64
3 ½ 4.00 102 6.38 162 7.25 185 .50 12.7 2.50 64
4 4.50 114 7.00 178 7.88 200 .50 12.7 2.50 64
5 5.56 141 8.38 213 9.25 235 .62 15.7 3.00 76
6 6.62 168 9.75 248 10.62 270 .62 15.7 3.00 76
8 8.62 219 12.00 305 13.00 330 .88 22.4 3.00 76
10 10.75 273 14.12 359 15.25 385 1.00 25.4 4.00 102
12 12.75 324 16.50 419 17.750 450 1.12 28.4 4.00 102
14 14.00 356 19.00 483 20.25 515 1.25 31.8 4.25 108
16 16.00 406 21.12 536 22.50 570 1.50 38.1 4.25 108
18 18.00 457 23.38 594 24.75 630 1.62 41.1 4.50 114
20 20.00 508 25.62 651 27.00 685 1.75 44.5 4.75 121
24 24.00 610 30.38 772 32.00 810 2.00 50.8 5.50 140
NOTES: (1) Hole size (where required due to bolt spacing) shall be the same as the flange bolt hole and located such that it will not interfere with bolting between two flanges.
(2) Optional raised face. Refer to ASME B16.48 para. 4.3.1.
(3) The thickness of the web (or tie bar) dimension, Wt, shall be as determined by ASME B16.48 para.4.1.

Dimension of Class 600 Raised Face Figure 8 Blanks

NPS Inside Diameter
B
Outside Diameter
O
Centerline Dimensions
A
Thickness
t
Web Width
W
IN MM IN MM IN MM IN MM IN MM
½ .62 16 2.00 51 2.62 65 .25 6.4 1.50 38
¾ .82 21 2.50 64 3.25 80 .25 6.4 1.50 38
1 1.05 27 2.75 70 3.50 90 .25 6.4 2.25 57
1 ¼ 1.44 37 3.12 79 3.88 100 .38 9.7 2.25 57
1 ½ 1.68 43 3.62 92 4.50 115 .38 9.7 2.62 67
2 2.16 55 4.25 108 5.00 125 .38 9.7 2.25 57
2 ½ 2.64 67 5.00 127 5.88 150 .50 12.7 2.62 67
3 3.26 83 5.75 146 6.62 170 .50 12.7 2.62 67
3 ½ 3.76 96 6.25 159 7.25 185 .62 15.7 3.00 76
4 4.26 108 7.50 191 8.50 215 .62 15.7 3.00 76
5 5.30 135 9.38 238 10.50 265 .75 19.1 3.38 86
6 6.36 162 10.38 264 11.50 290 .88 22.4 3.38 86
8 8.33 212 12.50 318 13.75 350 1.12 28.4 3.75 95
10 10.42 265 15.62 397 17.00 430 1.38 35.1 4.12 105
12 12.39 315 17.88 454 19.25 490 1.62 41.1 4.12 105
14 13.62 346 19.25 489 20.75 525 1.75 44.5 4.50 114
16 15.62 397 22.12 562 23.75 605 2.00 50.8 4.88 124
18 17.62 448 24.00 610 25.75 655 2.12 53.8 5.25 133
20 19.56 497 26.75 679 28.50 725 2.50 63.5 5.25 133
24 23.50 597 31.00 787 33.00 840 2.88 73.2 6.00 152
NOTES: (1) Hole size (where required due to bolt spacing) shall be the same as the flange bolt hole and located such that it will not interfere with bolting between two flanges.
(2) Optional raised face. Refer to ASME B16.48 para. 4.3.1.
(3) The thickness of the web (or tie bar) dimension, Wt, shall be as determined by ASME B16.48 para.4.1.

Dimension of Class 900 Raised Face Figure 8 Blanks

NPS Inside Diameter
B
Outside Diameter
O
Centerline Dimensions
A
Thickness
t
Web Width
W
IN MM IN MM IN MM IN MM IN MM
½ .62 16 2.38 60 3.25 80 .25 6.4 1.50 38
¾ .82 21 2.62 67 3.50 90 .25 6.4 1.62 41
1 1.05 27 3.00 76 4.00 100 .25 6.4 2.25 57
1 ¼ 1.44 37 3.38 86 4.38 110 .38 9.7 2.25 57
1 ½ 1.68 43 3.75 95 4.88 125 .38 9.7 2.62 67
2 2.16 55 5.50 140 6.50 165 .50 12.7 2.25 57
2 ½ 2.64 67 6.38 162 7.50 190 .50 12.7 2.62 67
3 3.26 83 6.50 165 7.50 190 .62 15.7 2.62 67
4 4.26 108 8.00 203 9.25 235 .75 19.1 3.00 76
5 5.30 135 9.62 244 11.00 280 .88 22.4 3.38 86
6 6.36 162 11.25 286 12.50 320 1.00 25.4 3.38 86
8 8.33 212 14.00 356 15.50 395 1.38 35.1 3.75 95
10 10.42 265 17.00 432 18.50 470 1.62 41.1 4.12 105
12 12.39 315 19.50 495 21.00 535 1.88 47.8 4.12 105
14 13.62 346 20.38 518 22.00 560 2.12 53.8 4.50 114
16 15.62 397 22.50 572 24.25 615 2.38 60.5 4.88 124
18 17.62 448 25.00 635 27.00 685 2.62 66.5 5.25 133
20 19.56 497 27.38 696 29.50 750 2.88 73.2 5.25 133
24 23.50 597 32.88 835 35.50 900 3.50 88.9 6.00 152
NOTES: (1) Hole size (where required due to bolt spacing) shall be the same as the flange bolt hole and located such that it will not interfere with bolting between two flanges.
(2) Optional raised face. Refer to ASME B16.48 para. 4.3.1.
(3) The thickness of the web (or tie bar) dimension, Wt, shall be as determined by ASME B16.48 para.4.1.

Dimension of Class 1500 Raised Face Figure 8 Blanks

NPS Inside Diameter
B
Outside Diameter
O
Centerline Dimensions
A
Thickness
t
Web Width
W
IN MM IN MM IN MM IN MM IN MM
½ .62 16 2.38 60 3.25 80 .25 6.4 1.50 38
¾ .82 21 2.62 67 3.50 90 .38 9.7 1.62 41
1 1.05 27 3.00 76 4.00 100 .38 9.7 2.20 64
1 ¼ 1.38 35 3.38 86 4.38 110 .38 9.7 2.50 64
1 ½ 1.61 41 3.75 95 4.88 125 .50 12.7 2.75 70
2 2.07 53 5.50 140 6.50 165 .50 12.7 2.75 70
2 ½ 2.47 63 6.38 162 7.50 190 .62 15.7 3.00 76
3 3.07 78 6.75 172 8.00 205 .75 19.1 3.00 76
4 4.03 102 8.12 206 9.50 240 .88 22.4 3.50 89
5 5.05 128 9.88 251 11.50 290 1.12 28.4 3.50 89
6 6.06 154 11.00 279 12.50 320 1.38 35.1 3.50 89
8 7.98 203 13.75 349 15.50 395 1.62 41.1 4.00 102
10 10.02 255 17.00 432 19.00 480 2.00 50.8 4.50 114
12 11.94 303 20.38 518 22.50 570 2.38 60.5 4.50 114
14 13.12 333 22.62 575 25.00 635 2.62 66.5 5.00 127
16 15.00 381 25.12 638 27.75 705 3.00 76.2 5.25 133
18 16.88 429 27.62 702 30.50 775 3.38 85.9 5.75 146
20 18.81 478 29.62 752 32.75 830 3.75 95.3 6.00 152
24 22.62 575 35.38 899 39.00 990 4.38 111.3 7.00 178
NOTES: (1) Hole size (where required due to bolt spacing) shall be the same as the flange bolt hole and located such that it will not interfere with bolting between two flanges.
(2) Optional raised face. Refer to ASME B16.48 para. 4.3.1.
(3) The thickness of the web (or tie bar) dimension, Wt, shall be as determined by ASME B16.48 para.4.1.

Dimension of Class 2500 Raised Face Figure 8 Blanks

NPS Inside Diameter
B
Outside Diameter
O
Centerline Dimensions
A
Thickness
t
Web Width
W
IN MM IN MM IN MM IN MM IN MM
½ .62 16 2.62 67 3.50 90 .38 9.7 1.50 38
¾ .82 21 2.88 73 3.75 95 .38 9.7 1.62 41
1 1.05 27 3.25 83 4.25 110 .38 9.7 2.50 64
1 ¼ 1.38 35 4.00 102 5.12 130 .50 12.7 2.50 64
1 ½ 1.61 41 4.50 114 5.75 145 .62 15.7 2.75 70
2 2.07 53 5.62 143 6.75 170 .62 15.7 2.75 70
2 ½ 2.47 63 6.50 165 7.75 195 .75 19.1 3.00 76
3 3.07 78 7.62 194 9.00 230 .88 22.4 3.00 76
4 4.03 102 9.12 232 10.75 275 1.12 28.4 3.50 89
5 5.05 128 10.88 276 12.75 325 1.38 35.1 3.50 89
6 6.06 154 12.38 314 14.50 370 1.62 41.1 3.50 89
8 7.81 198 15.12 384 17.25 440 2.12 53.8 4.00 102
10 9.75 248 18.62 473 21.25 540 2.62 66.5 4.50 114
12 11.37 289 21.50 546 24.38 620 3.12 79.2 4.50 114
NOTES: (1) Hole size (where required due to bolt spacing) shall be the same as the flange bolt hole and located such that it will not interfere with bolting between two flanges.
(2) Optional raised face. Refer to ASME B16.48 para. 4.3.1.
(3) The thickness of the web (or tie bar) dimension, Wt, shall be as determined by ASME B16.48 para.4.1.

FIGURE 8 RING JOINT BLANKS

Dimension of Class 150 Female Ring Joint Facing Figure 8 Blanks

NPS Inside Diameter
B
Outside Diameter
O
Centerline Dimensions
A
Thickness
t
Web Width
W
IN MM IN MM IN MM IN MM IN MM
1 1.32 34 2.50 64 3.12 80 .75 19.1 2.00 51
1 ¼ 1.66 42 2.88 73 3.50 90 .75 19.1 2.00 51
1 ½ 1.90 48 3.25 83 3.88 100 .75 19.1 2.25 57
2 2.38 61 4.00 102 4.75 120 .75 19.1 2.25 57
2 ½ 2.88 73 4.75 121 5.50 140 .88 22.4 2.25 57
3 3.50 89 5.25 133 6.00 150 .88 22.4 2.25 57
3 ½ 4.00 102 6.06 154 7.00 175 .88 22.4 2.50 64
4 4.50 114 6.75 172 7.50 190 .88 22.4 2.50 64
5 5.56 141 7.62 194 8.50 215 1.00 25.4 2.75 70
6 6.62 168 8.62 219 9.50 240 1.00 25.4 3.25 83
8 8.62 219 10.75 273 11.75 300 1.12 28.4 3.75 95
10 10.75 273 13.00 330 14.25 360 1.25 31.8 4.00 102
12 12.75 324 16.00 406 17.00 430 1.38 35.1 4.75 121
14 14.00 256 16.75 426 18.75 475 1.38 35.1 5.00 127
16 16.00 406 19.00 483 21.25 540 1.50 38.1 5.00 127
18 18.00 457 21.50 546 22.75 580 1.62 41.1 5.00 127
20 20.00 508 23.50 597 25.00 635 1.62 41.1 5.00 127
24 24.00 610 28.00 711 29.50 750 1.88 47.8 6.00 152
NOTES: (1) Hole size (where required due to bolt spacing) shall be the same as the flange bolt hole and located such that it will not interfere with bolting between two flanges.
(2) Female ring-joint groove dimensions shall be in accordance with ASME B16.5.
(3) The thickness of the web (or tie bar) dimension, Wt, shall be as determined by ASME B16.48 para.4.1.

Dimension of Class 300 Female Ring Joint Facing Figure 8 Blanks

NPS Inside Diameter
B
Outside Diameter
O
Centerline Dimensions
A
Thickness
t
Web Width
W
IN MM IN MM IN MM IN MM IN MM
½ .84 21 2.00 51 2.62 65 .62 15.7 1.50 38
¾ 1.05 27 2.50 64 3.25 80 .75 19.1 1.75 45
1 1.32 34 2.75 70 3.50 90 .75 19.1 2.00 51
1 ¼ 1.66 42 3.12 79 3.88 100 .88 22.4 2.00 51
1 ½ 1.90 48 3.56 90 4.50 115 .88 22.4 2.25 57
2 2.38 61 4.25 108 5.00 125 1.00 25.4 2.25 57
2 ½ 2.88 73 5.00 127 5.88 150 1.12 28.4 2.25 57
3 3.50 89 5.75 146 6.62 170 1.12 28.4 2.25 57
3 ½ 4.00 102 6.25 159 7.25 185 1.12 28.4 2.50 64
4 4.50 114 6.88 175 7.88 200 1.25 31.8 2.50 64
5 5.56 141 8.25 210 9.25 235 1.38 35.1 2.75 70
6 6.62 168 9.50 241 10.62 270 1.38 35.1 3.25 83
8 8.62 219 11.88 302 13.00 330 1.62 41.1 3.75 95
10 10.75 273 14.00 356 15.25 385 1.75 44.5 4.00 102
12 12.75 324 16.25 413 17.75 450 2.00 50.8 4.75 121
14 14.00 356 18.00 457 20.25 515 2.12 53.8 5.00 127
16 16.00 406 20.00 508 22.50 570 2.25 57.2 5.00 127
18 18.00 457 22.62 575 24.75 630 2.38 60.5 5.00 127
20 20.00 508 25.00 635 27.00 685 2.75 69.9 5.00 127
24 24.00 610 29.50 749 32.00 810 3.12 79.2 6.00 152
NOTES: (1) Hole size (where required due to bolt spacing) shall be the same as the flange bolt hole and located such that it will not interfere with bolting between two flanges.
(2) Female ring-joint groove dimensions shall be in accordance with ASME B16.5.
(3) The thickness of the web (or tie bar) dimension, Wt, shall be as determined by ASME B16.48 para.4.1.

Dimension of Class 600 Female Ring Joint Facing Figure 8 Blanks

NPS Inside Diameter
B
Outside Diameter
O
Centerline Dimensions
A
Thickness
t
Web Width
W
IN MM IN MM IN MM IN MM IN MM
½ .84 21 2.00 51 2.62 65 .75 19.1 1.50 38
¾ 1.05 27 2.50 64 3.25 80 .88 22.4 1.75 45
1 1.32 34 2.75 70 3.50 90 .88 22.4 2.00 51
1 ¼ 1.66 42 3.12 79 3.88 100 .88 22.4 2.00 51
1 ½ 1.90 48 3.56 90 4.50 115 .88 22.4 2.25 57
2 2.38 61 4.25 108 5.00 125 1.12 28.4 2.25 57
2 ½ 2.88 73 5.00 127 5.88 150 1.25 31.8 2.25 57
3 3.50 89 5.75 146 6.62 170 1.25 31.8 2.25 57
3 ½ 4.00 102 6.25 159 7.25 185 1.38 35.1 2.50 64
4 4.50 114 6.88 175 8.50 215 1.38 35.1 2.50 64
5 5.56 141 8.25 210 10.50 265 1.50 38.1 2.75 70
6 6.62 168 9.50 241 11.50 290 1.75 44.5 3.25 83
8 8.62 219 11.88 302 13.75 350 2.00 50.8 3.75 95
10 10.75 273 14.00 356 17.00 430 2.25 57.2 4.00 102
12 12.75 324 16.25 413 19.25 490 2.50 63.5 4.75 121
14 14.00 356 18.00 457 20.75 525 2.62 66.5 5.00 127
16 16.00 406 20.00 508 23.75 605 2.88 73.2 5.00 127
18 18.00 457 22.62 575 25.75 655 3.12 79.2 5.00 127
20 20.00 508 25.00 635 28.50 725 3.50 88.9 5.00 127
24 24.00 610 29.50 749 33.00 840 4.12 104.6 6.00 152
NOTES: (1) Hole size (where required due to bolt spacing) shall be the same as the flange bolt hole and located such that it will not interfere with bolting between two flanges.
(2) Female ring-joint groove dimensions shall be in accordance with ASME B16.5.
(3) The thickness of the web (or tie bar) dimension, Wt, shall be as determined by ASME B16.48 para.4.1.

Dimension of Class 900 Female Ring Joint Facing Figure 8 Blanks

NPS Inside Diameter
B
Outside Diameter
O
Centerline Dimensions
A
Thickness
t
Web Width
W
IN MM IN MM IN MM IN MM IN MM
½ .84 21 2.38 61 3.25 80 .88 22.4 1.50 38
¾ 1.05 27 2.62 67 3.50 90 .88 22.4 1.75 45
1 1.32 34 2.81 71 4.00 100 .88 22.4 2.00 51
1 ¼ 1.66 42 3.19 81 4.38 110 1.00 25.4 2.00 51
1 ½ 1.90 48 3.62 92 4.88 125 1.00 25.4 2.50 64
2 2.38 61 4.88 124 6.50 165 1.25 31.8 2.00 51
2 ½ 2.88 73 5.38 137 7.50 190 1.38 35.1 2.62 67
3 3.50 89 6.12 155 7.50 190 1.38 35.1 2.62 67
4 4.50 114 7.12 181 9.25 235 1.62 41.1 2.88 73
5 5.56 141 8.50 216 11.00 280 1.75 44.5 2.88 73
6 6.62 168 9.50 241 12.50 315 1.88 47.8 2.88 73
8 8.62 219 12.12 308 15.50 395 2.25 57.2 3.12 80
10 10.75 273 14.25 362 18.50 470 2.50 63.5 4.75 121
12 12.75 324 16.50 419 21.00 535 2.88 73.2 4.75 121
14 14.00 356 18.38 467 22.00 560 3.25 82.6 4.75 121
16 16.00 406 20.62 524 24.25 615 3.62 91.9 5.00 127
18 18.00 457 23.38 594 27.00 685 4.00 101.6 5.25 133
20 20.00 508 25.50 648 29.50 750 4.38 111.3 5.00 127
24 24.00 610 30.38 772 35.50 900 5.25 133.4 5.50 140
NOTES: (1) Hole size (where required due to bolt spacing) shall be the same as the flange bolt hole and located such that it will not interfere with bolting between two flanges.
(2) Female ring-joint groove dimensions shall be in accordance with ASME B16.5.
(3) The thickness of the web (or tie bar) dimension, Wt, shall be as determined by ASME B16.48 para.4.1.

Dimension of Class 1500 Female Ring Joint Facing Figure 8 Blanks

NPS Inside Diameter
B
Outside Diameter
O
Centerline Dimensions
A
Thickness
t
Web Width
W
IN MM IN MM IN MM IN MM IN MM
½ .84 21 2.38 61 3.25 80 .88 22.4 1.50 38
¾ 1.05 27 2.62 67 3.50 90 1.00 25.4 1.75 45
1 1.32 34 2.81 71 4.00 100 1.00 25.4 2.12 54
1 ¼ 1.66 42 3.19 81 4.38 110 1.00 25.4 2.12 54
1 ½ 1.90 48 3.62 92 4.88 125 1.12 28.4 2.25 57
2 2.38 61 4.88 124 6.50 165 1.38 35.1 2.12 54
2 ½ 2.88 73 5.38 137 7.50 190 1.50 38.1 2.25 57
3 3.50 89 6.62 168 8.00 205 1.75 44.5 2.88 73
4 4.50 114 7.62 194 9.50 240 1.88 47.8 3.00 76
5 5.56 141 9.00 229 11.50 290 2.12 53.8 3.00 76
6 6.62 168 9.75 248 12.50 315 2.38 60.5 3.12 79
8 8.62 219 12.50 318 15.50 395 2.88 73.2 3.38 86
10 10.75 273 14.62 371 19.00 480 3.25 82.5 5.25 133
12 12.75 324 17.25 438 22.50 570 4.00 101.6 5.25 133
14 14.00 356 19.25 489 25.00 635 4.38 111.3 5.50 140
16 16.00 406 21.50 546 27.75 705 4.88 124.0 5.75 146
18 18.00 457 24.12 613 30.50 775 5.25 133.0 6.00 152
20 20.00 508 26.50 673 32.75 830 5.62 142.7 6.50 165
24 24.00 610 31.25 794 39.00 990 6.62 168.1 7.00 178
NOTES: (1) Hole size (where required due to bolt spacing) shall be the same as the flange bolt hole and located such that it will not interfere with bolting between two flanges.
(2) Female ring-joint groove dimensions shall be in accordance with ASME B16.5.
(3) The thickness of the web (or tie bar) dimension, Wt, shall be as determined by ASME B16.48 para.4.1.

Dimension of Class 2500 Female Ring Joint Facing Figure 8 Blanks

NPS Inside Diameter
B
Outside Diameter
O
Centerline Dimensions
A
Thickness
t
Web Width
W
IN MM IN MM IN MM IN MM IN MM
½ .84 21 2.56 65 3.50 90 1.00 25.4 1.50 38
¾ 1.05 27 2.88 73 3.75 95 1.12 28.4 1.75 45
1 1.32 34 3.25 83 4.25 110 1.12 28.4 2.12 54
1 ¼ 1.66 42 4.00 102 5.12 130 1.38 35.1 2.12 54
1 ½ 1.90 48 4.50 114 5.75 145 1.50 38.1 2.38 61
2 2.38 61 5.25 133 6.75 170 1.62 41.1 2.25 57
2 ½ 2.88 73 5.88 149 7.75 195 1.88 47.8 2.38 61
3 3.50 89 6.62 168 9.00 230 2.00 50.8 3.00 76
4 4.50 114 8.00 203 10.75 270 2.50 63.5 3.25 83
5 5.56 141 9.50 241 12.75 325 2.88 73.2 3.50 89
6 6.62 168 11.00 279 14.50 370 3.25 82.6 3.75 95
8 8.62 219 13.38 340 17.25 440 3.88 98.6 3.75 95
10 10.75 273 16.75 425 21.25 540 4.62 117.3 3.58 91
12 12.75 324 19.50 495 24.38 620 5.25 133.4 6.00 152
NOTES: (1) Hole size (where required due to bolt spacing) shall be the same as the flange bolt hole and located such that it will not interfere with bolting between two flanges.
(2) Female ring-joint groove dimensions shall be in accordance with ASME B16.5.
(3) The thickness of the web (or tie bar) dimension, Wt, shall be as determined by ASME B16.48 para.4.1.

BLEED RINGS

Dimension in Inches
NPS 150 300 600 900 1500 2500
A B A B A B A B A B A B
1 1.05 2.50 1.05 2.75 1.05 2.75 1.05 3.00 1.05 3.00 1.05 3.25
1 ½ 1.90 3.25 1.90 3.62 1.68 3.62 1.44 3.75 1.61 3.75 1.61 4.50
2 2.38 4.00 2.38 4.25 2.16 4.25 2.16 5.50 2.07 5.50 2.07 5.62
2 ½ 2.88 4.75 2.88 5.00 2.64 5.00 2.64 6.38 2.47 6.38 2.47 6.50
3 3.50 5.25 3.50 5.75 3.26 5.75 3.26 6.50 3.07 6.75 3.07 7.62
4 4.50 6.75 4.50 7.00 4.26 7.50 4.26 8.00 4.03 8.12 4.03 9.12
5 5.56 7.62 5.56 8.38 5.30 9.38 5.30 9.62 5.05 9.88 5.05 10.88
6 6.62 8.62 6.62 9.75 6.36 10.38 6.36 11.25 6.06 11.00 6.06 12.38
8 8.62 10.88 8.62 12.00 8.33 12.50 8.33 14.00 7.98 13.75 7.81 15.12
10 10.75 13.25 10.75 14.12 10.42 15.62 10.42 17.00 10.02 17.00 9.75 18.62
12 12.75 16.00 12.75 16.50 12.39 17.88 12.39 19.50 11.94 20.38 11.37 21.50
14 14.00 17.62 14.00 19.00 13.62 19.25 13.62 20.38 13.12 22.62    
16 16.00 20.12 16.00 21.12 15.62 22.12 15.62 22.50 15.00 25.12    
18 18.00 21.50 18.00 23.38 17.62 24.00 17.62 25.00 16.88 27.62    
20 20.00 23.75 20.00 25.62 19.56 26.75 19.56 27.38 18.81 29.62    
24 24.00 28.12 24.00 30.38 23.50 31.00 23.50 32.88 22.62 35.38    
NOTES: (1) Female ring-joint available thickness will be as per ASME B16.48 RTJ Figure 8 Blinds plus the following:
(1/2” NPT + 7/8”) – (3/4” NPT + 1”) – (1” NPT + 1-3/8”)
(2) Bleed Rings with 1" NPT shall be 2" thick.
VOP Addendum 1 to ASME B16.48


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