16/12/2016

FLANGES Spectacle Blind API 590 – Raised Face

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Class 150 LB
 
Nominal
Pipe Size
Inside diameter Outside diameter Centerline dimension Thickness Web width
B O A t W
1/2 16 44 60 3 38
3/4 21 54 70 3 38
1 27 64 79 3 38
1 1/4 42 73 89 6 38
1 1/2 48 83 99 6 38
2 60 102 121 6 51
2 1/2 73 121 140 6 51
3 89 133 152 6 64
3 1/2 102 159 178 10 64
4 114 171 190 10 64
5 141 194 216 10 76
6 168 219 241 13 76
8 219 276 298 13 76
10 273 337 362 16 102
12 324 406 432 19 102
14 356 448 476 19 108
16 406 511 540 22 108
18 457 546 578 25 114
20 508 603 635 28 121
24 610 714 749 32 140
 
Hole size (where required due to bolt spacing) shall be the same as the flange bolt hole.
The thickness of the web or tie bar (Wt), shall be 6.4 mm minimun, except when t is less than 6,4 mm, wt shall equal t.
 
Class 300 LB
 
Nominal
Pipe Size
Inside diameter Outside diameter Centerline dimension Thickness Web width
B O A t W
1/2 16 51 67 6 38
3/4 21 64 83 6 38
1 27 70 89 6 38
1 1/4 42 79 99 6 38
1 1/2 48 92 114 6 51
2 60 108 127 10 51
2 1/2 73 127 149 10 64
3 89 146 168 10 64
3 1/2 102 162 184 13 64
4 114 178 200 13 64
5 141 213 235 16 76
6 168 248 270 16 76
8 219 305 330 22 89
10 273 359 387 25 102
12 324 419 451 28 102
14 356 483 514 32 121
16 406 537 572 38 124
18 457 594 629 41 114
20 508 651 686 44 121
24 610 772 813 51 140
 
Hole size (where required due to bolt spacing) shall be the same as the flange bolt hole.
The thickness of the web or tie bar (Wt), shall be 6.4 mm minimun, except when t is less than 6,4 mm, wt shall equal t.
 
Class 600 LB
 
Nominal
Pipe Size
Inside diameter Outside diameter Centerline dimension Thickness Web width
B O A t W
1/2 16 51 67 6 38
3/4 21 64 83 6 38
1 27 70 89 6 57
1 1/4 37 79 99 10 57
1 1/2 43 92 114 10 67
2 55 108 127 10 57
2 1/2 67 127 149 13 67
3 83 146 168 13 67
3 1/2 96 159 184 16 76
4 108 191 216 16 76
5 135 238 267 19 86
6 162 264 292 22 86
8 212 318 349 28 95
10 265 397 432 35 105
12 315 454 489 41 105
14 346 489 527 44 114
16 397 562 603 51 124
18 448 610 654 54 133
20 497 679 724 64 133
24 597 787 838 73 152
 
Hole size (where required due to bolt spacing) shall be the same as the flange bolt hole.
The thickness of the web or tie bar (Wt), shall be 6.4 mm minimun, except when t is less than 6,4 mm, wt shall equal t.
 
Class 900 LB
 
Nominal
Pipe Size
Inside diameter Outside diameter Centerline dimension Thickness Web width
B O A t W
1/2 16 60 83 6 38
3/4 21 67 89 6 41
1 27 76 102 6 57
1 1/4 37 86 111 10 57
1 1/2 43 95 124 10 67
2 55 140 165 13 57
2 1/2 67 162 190 13 67
3 83 165 190 16 67
4 108 203 235 19 76
5 135 244 279 22 86
6 162 286 318 25 86
8 212 356 394 35 95
10 265 432 470 41 105
12 315 495 533 48 105
14 346 518 559 54 114
16 397 572 616 60 124
18 448 635 686 67 133
20 497 695 749 73 133
24 597 835 902 89 152
 
Hole size (where required due to bolt spacing) shall be the same as the flange bolt hole.
The thickness of the web or tie bar (Wt), shall be 6.4 mm minimun, except when t is less than 6,4 mm, wt shall equal t.
 
Class 1500 LB
 
Nominal
Pipe Size
Inside diameter Outside diameter Centerline dimension Thickness Web width
B O A t W
1/2 16 60 83 6 38
3/4 21 67 89 10 41
1 27 76 102 10 64
1 1/4 35 86 111 10 64
1 1/2 41 95 124 13 70
2 53 140 165 13 70
2 1/2 63 162 190 16 76
3 78 171 203 19 76
4 102 206 241 22 89
5 128 251 292 28 89
6 154 279 318 35 89
8 203 349 394 41 102
10 255 432 483 51 114
12 303 518 572 60 114
14 333 575 635 67 127
16 381 638 705 76 133
18 429 702 775 86 146
20 478 752 832 95 152
24 575 899 991 111 178
 
Hole size (where required due to bolt spacing) shall be the same as the flange bolt hole.
The thickness of the web or tie bar (Wt), shall be 6.4 mm minimun, except when t is less than 6,4 mm, wt shall equal t.
 
Class 2500 LB
 
Nominal
Pipe Size
Inside diameter Outside diameter Centerline dimension Thickness Web width
B O A t W
1/2 16 67 89 10 38
3/4 21 73 95 10 41
1 27 83 108 10 64
1 1/4 35 102 130 13 64
1 1/2 41 114 146 16 70
2 53 143 171 16 70
2 1/2 63 165 197 19 76
3 78 194 229 22 76
4 102 232 273 28 89
5 128 276 324 35 89
6 154 314 368 41 89
8 198 384 438 54 102
10 248 473 540 67 114
12 289 546 619 79 114
 
Hole size (where required due to bolt spacing) shall be the same as the flange bolt hole.
The thickness of the web or tie bar (Wt), shall be 6.4 mm minimun, except when t is less than 6,4 mm, wt shall equal t.