Flange ANSI Class 150
Up to 24 in. ASME B16.5 / > 24 in. AWWA Class D (ASME 16.47)
Size DN A Standard A ISO* B1 B2 D K d2 x n
inch mm inch mm inch mm inch mm inch mm inch mm inch mm inch mm
1/4 6 6.7 170 — — 9.0 228 11.3 288 3.5 89 2.4 61 0.6 × 4 16 × 4
5/16 8 6.7 170 — — 9.0 228 11.3 288 3.5 89 2.4 61 0.6 × 4 16 × 4
3/8 10 6.7 170 — — 9.0 228 11.3 288 3.5 89 2.4 61 0.6 × 4 16 × 4
1/2 15 6.7 170 7.9 200 9.4 238 11.7 298 3.5 89 2.4 61 0.6 x 4 16 x 4
3/4 20 6.7 170 7.9 200 9.4 238 11.7 298 3.9 99 2.8 71 0.6 x 4 16 x 4
1 25 8.9 225 7.9 200 9.4 238 11.7 298 4.3 109 3.1 79 0.6 x 4 16 x 4
1-1/4 32 8.9 225 7.9 200 10.0 253 12.3 313 4.6 117 3.5 89 0.6 x 4 16 x 4
1-1/2 40 8.9 225 7.9 200 10.0 253 12.3 313 5.0 127 3.9 99 0.6 x 4 16 x 4
2 50 8.9 225 7.9 200 10.0 253 12.3 313 6.0 152 4.8 122 0.8 x 4 19 x 4
2-1/2 65 11.0 280 7.9 200 10.7 271 13.0 331 7.0 178 5.5 140 0.8 x 4 19 x 4
3 80 11.0 280 7.9 200 10.7 271 13.0 331 7.5 191 6.0 152 0.8 x 4 19 x 4
4 100 11.0 280 9.8 250 10.9 278 13.3 338 9.0 229 7.5 191 0.8 x 8 19 x 8
5 125 15.7 400 9.8 250 11.7 298 14.1 358 10.0 254 8.5 216 0.9 x 8 22 x 8
6 150 15.7 400 11.8 300 12.2 310 14.6 370 11.0 279 9.5 241 0.9 x 8 22 x 8
8 200 15.7 400 13.8 350 13.3 338 15.7 398 13.5 343 11.8 300 0.9 x 8 22 x 8
10 250 19.7 500 17.7 450 14.3 362 16.6 422 16.0 406 14.3 363 1.0 x 12 25 x 12
12 300 19.7 500 19.7 500 16.7 425 19.1 485 19.0 483 17.0 432 1.0 x 12 25 x 12
14 350 19.7 500 21.7 550 17.7 450 20.1 510 21.0 533 18.8 478 1.1 x 12 28 x 12
16 400 23.6 600 23.6 600 18.7 475 21.1 535 23.5 597 21.3 541 1.1 x 16 28 x 16
18 450 23.6 600 25.6 — 19.7 500 22.0 560 25.0 635 22.8 579 1.3 x 16 32 x 16
20 500 23.6 600 25.6 — 20.7 525 23.0 585 27.5 699 25.0 635 1.3 x 20 32 x 20
24 600 23.6 600 30.7 — 23.1 588 25.5 648 32.0 813 29.5 749 1.4 x 20 35 x 20
28 700 23.6 600 35.8 — 24.6 625 27.0 685 36.5 927 34.0 864 1.4 x 28 35 x 28
30 750 31.5 800 38.4 — 25.6 650 28.0 710 38.8 986 36.0 914 1.4 x 28 35 x 28
32 800 31.5 800 40.9 — 26.9 683 29.3 743 41.8 1062 38.5 978 1.6 x 28 41 x 28
36 900 31.5 800 46.1 — 28.5 725 30.9 785 46.0 1168 42.8 1087 1.6 x 32 41 x 32
40 1000 31.5 800 51.2 — 31.1 790 33.5 850 50.8 1290 47.3 1201 1.6 x 36 41 x 36
42 1050 39.4 1000 53.7 — 32.5 825 34.8 885 53.0 1346 49.5 1257 1.6 x 36 41 x 36
48 1200 39.4 1000 61.4 — 35.4 900 37.8 960 59.5 1511 56.0 1422 1.6 x 44 41 x 44
54 1350 39.4 1000 69.1 — 38.4 975 40.7 1035 66.3 1684 62.8 1595 1.9 x 44 48 x 44
56 1400 39.4 1000 71.7 — 39.4 1000 41.7 1060 68.8 1748 65.0 1651 1.9 x 48 48 x 48
Other sizes on request
IMPORTANT: ISO* sensor lay length according to ISO 20456
Flange ANSI Class 300 ASME B16.5
Size DN A Standard A ISO* B1 B2 D K d2 x n
inch mm inch mm inch mm inch mm inch mm inch mm inch mm inch mm
1/2 15 6.7 170 7.9 200 9.4 238 11.7 298 3.8 95 2.6 67 0.6 x 4 16 x 4
3/4 20 6.7 170 7.9 200 9.4 238 11.7 298 4.6 117 3.3 83 0.8 x 4 19 x 4
1 25 8.9 225 7.9 200 9.4 238 11.7 298 4.9 124 3.5 89 0.8 x 4 19 x 4
1-1/4 32 8.9 225 7.9 200 10.0 253 12.3 313 5.3 133 3.9 99 0.8 x 4 19 x 4
1-1/2 40 8.9 225 7.9 200 10.0 253 12.3 313 6.1 155 4.5 114 0.9 x 4 22 x 4
2 50 8.9 225 7.9 200 10.0 253 12.3 313 6.5 165 5.0 127 0.8 x 8 19 x 8
2-1/2 65 11.0 280 7.9 200 10.7 271 13.0 331 7.5 191 5.9 149 0.9 x 8 22 x 8
3 80 11.0 280 7.9 200 10.7 271 13.0 331 8.3 210 6.6 168 0.9 x 8 22 x 8
4 100 11.0 280 9.8 250 10.9 278 13.3 338 10.0 254 7.9 200 0.9 x 8 22 x 8
5 125 15.7 400 9.8 250 11.7 298 14.1 358 11.0 279 9.3 235 0.9 x 8 22 x 8
6 150 15.7 400 11.8 300 12.2 310 14.6 370 12.5 318 10.6 270 0.9 x 12 22 x 12
8 200 15.7 400 13.8 350 13.3 338 15.7 398 15.0 381 13.0 330 1.0 x 12 25 x 12
10 250 19.7 500 17.7 450 14.3 362 16.6 422 17.5 445 15.3 387 1.1 x 16 28 x 16
12 300 19.7 500 19.7 500 16.7 425 19.1 485 20.5 521 17.8 451 1.3 x 16 32 x 16
14 350 19.7 500 21.7 550 17.7 450 20.1 510 23.0 584 20.3 514 1.3 x 20 32 x 20
16 400 23.6 600 23.6 600 18.7 475 21.1 535 25.5 648 22.5 572 1.4 x 20 35 x 20
18 450 23.6 600 25.6 — 19.7 500 22.0 560 28.0 711 24.8 629 1.4 x 24 35 x 24
20 500 23.6 600 25.6 — 20.7 525 23.0 585 30.5 775 27.0 686 1.4 x 24 35 x 24
24 600 23.6 600 30.7 — 23.1 588 25.5 648 36.0 914 32.0 813 1.6 x 24 41 x 24
Other sizes on request
IMPORTANT: ISO* sensor lay length according to ISO 20456
Specications
Page 67 March 2022 MAG-UM-01272-EN-21