Orifice flange ASS'Y AOF form
Orifice flange reference drawing
Diaphragm model
| Concentric edge, quadrant
|
Calculation standard
| JIS, ASME, SHELL
|
Differential pressure Toriide form
| Flange tap
|
Flange materials
| S25C, SF440A,SFVC2A
|
SUS304, SUS316
| |
Plate materials
| SUS304, SUS316
|
Ring joint
| Malleable iron, SUS304
|
Connection flange standard
| JIS, ANASI, JPI
|
Connection diameter
| 25A - 1,000A
|
Differential pressure Toriide Exit
| Socket 1/2SW
|
Taper screw R1/2
| |
Flange connection
| |
Production is
| 25A - 1,000A
|
Dimensions example for JIS10K
Call; a diameter
Dimensions example for ANSI300Lb
Call; a diameter
| A | B | O | C | R | H | X | h | f | Q | Y | L | Bolt amount |
| 25 | 1 | 123.8 | 88.9 | 50.8 | 34.0 | 54.0 | 4 | 1.6 | 40 | 85 | 175 | 4-UNC5/8 |
| 32 | 1 1/4 |
133.4
|
98.4 |
63.5
|
42.7 | 63.5 | 4 | 1.6 | 40 | 87 | 179 | 4-UNC5/8 |
| 40 | 1 1/2 | 155.6 | 114.5 | 73.0 | 48.6 | 69.9 | 4 | 1.6 | 40 | 88 | 181 | 4-UNC3/4 |
|
50
|
2 | 165.1 | 127.0 | 92.1 | 60.5 | 84.1 | 4 | 1.6 | 40 | 88 | 181 | 8-UNC5/8 |
| 65 | 2 1/2 | 190.5 | 149.2 | 104.8 | 76.3 | 100.0 | 4 | 1.6 | 40 | 91 | 187 | 8-UNC3/4 |
| 80 | 3 | 209.6 | 168.3 | 127.0 | 89.1 | 117.5 | 6 | 1.6 | 40 | 91 | 188 | 8-UNC3/4 |
| 100 | 4 | 254.0 | 200.0 | 157.2 | 114.3 | 146.1 | 6 | 1.6 | 40 | 94 | 194 | 8-UNC3/4 |
| 125 | 5 | 279.4 | 235.0 | 185.7 | 139.8 | 177.8 | 8 | 1.6 | 40 | 104 | 214 | 8-UNC3/4 |
| 150 | 6 | 317.5 | 269.9 | 215.9 | 165.2 | 206.4 | 10 | 1.6 | 40 | 102 | 210 | 12-UNC3/4 |
| 200 | 8 | 381.0 | 330.2 | 269.9 | 216.3 | 260.4 | 12 | 1.6 | 42 | 112 | 230 | 12-UNC7/8 |
| 250 | 10 | 444.5 | 387.4 | 323.9 | 267.4 | 320.7 | 12 | 1.6 | 48 | 118 | 244 | 16-UNC1 |
| 300 | 12 | 520.7 | 450.9 | 381.0 | 318.5 | 374.7 | 12 | 1.6 | 51 | 131 | 273 | 16-UN1 1/8 |
| 350 | 14 | 584.2 | 514.4 | 412.8 | 355.6 | 425.5 | 12 | 1.6 | 54 | 143 | 297 | 20-UN1 1/8 |
| 400 | 16 | 647.7 | 571.5 | 469.9 | 406.4 | 482.6 | 12 | 1.6 | 58 | 147 | 305 | 20-UN1 1/4 |
| 450 | 18 | 711.2 | 628.7 | 533.4 | 457.2 | 533.4 | 12 | 1.6 | 61 | 160 | 331 | 24-UN1 1/4 |
| 500 | 20 | 774.7 | 685.8 | 584.2 | 508.0 | 587.4 | 12 | 1.6 | 64 | 163 | 337 | 24-UN1 1/4 |
| 600 | 24 | 914.4 | 818.8 | 692.2 | 609.6 | 701.7 | 12 | 1.6 | 70 | 169 | 349 | 24-UN1 1/2 |
| A | B | O | C | R | H | X | h | f | Q | Y | L | Bolt amount |
| 25 | 1 | 125 | 90 | 67 | 34.0 | 49 | 4 | 1 | 40 | 65 | 135 | 4-M16 |
| 32 | 11/4 | 135 | 100 | 76 | 42.7 | 58 | 4 | 2 | 40 | 66 | 137 | 4-M16 |
| 40 | 11/2 | 140 | 105 | 81 | 48.6 | 68 | 4 | 2 | 40 | 70 | 145 | 4-M16 |
| 50 | 2 | 155 | 120 | 96 | 60.5 | 78 | 4 | 2 | 40 | 70 | 145 | 4-M16 |
| 65 | 21/2 | 175 | 140 | 116 | 76.3 | 95 | 4 | 2 | 40 | 72 | 149 | 4-M16 |
| 80 | 3 | 185 | 150 | 126 | 89.1 | 108 | 6 | 2 | 40 | 73 | 152 | 8-M16 |
| 100 | 4 | 210 | 175 | 151 | 114.3 | 133 | 6 | 2 | 40 | 73 | 152 | 8-M16 |
| 125 | 5 | 250 | 210 | 182 | 139.3 | 164 | 8 | 2 | 40 | 81 | 168 | 8-M20 |
| 150 | 6 | 305 | 240 | 212 | 165.2 | 194 | 10 | 2 | 40 | 87 | 180 | 8-M20 |
| 200 | 8 | 330 | 290 | 262 | 216.3 | 244 | 12 | 2 | 40 | 88 | 182 | 12-M20 |
| 250 | 10 | 400 | 355 | 324 | 267.4 | 292 | 12 | 2 | 40 | 88 | 184 | 12-M22 |
| 300 | 12 | 445 | 400 | 368 | 318.5 | 346 | 12 | 3 | 40 | 90 | 191 | 16-M22 |
| 350 | 14 | 490 | 445 | 413 | 355.6 | 386 | 12 | 3 | 40 | 95 | 201 | 16-M22 |
| 400 | 16 | 560 | 510 | 475 | 406.4 | 442 | 12 | 3 | 40 | 104 | 219 | 16-M24 |
