Flange EN 1092-1 / PN 25
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 3.7 95 2.6 65 0.6 x 4 14 x 4
3/4 20 6.7 170 7.9 200 9.4 238 11.7 298 4.1 105 3.0 75 0.6 x 4 14 x 4
1 25 8.9 225 7.9 200 9.4 238 11.7 298 4.5 115 3.3 85 0.6 x 4 14 x 4
1-1/4 32 8.9 225 7.9 200 10.0 253 12.3 313 5.5 140 3.9 100 0.7 x 4 18 x 4
1-1/2 40 8.9 225 7.9 200 10.0 253 12.3 313 5.9 150 4.3 110 0.7 x 4 18 x 4
2 50 8.9 225 7.9 200 10.0 253 12.3 313 6.5 165 4.9 125 0.7 x 4 18 x 4
2-1/2 65 11.0 280 7.9 200 10.7 271 13.0 331 7.3 185 5.7 145 0.7 x 4 18 x 8
3 80 11.0 280 7.9 200 10.7 271 13.0 331 7.9 200 6.3 160 0.7 x 8 18 x 8
4 100 11.0 280 9.8 250 10.9 278 13.3 338 9.3 235 7.5 190 0.9 x 8 22 x 8
5 125 15.7 400 9.8 250 11.7 298 14.1 358 10.6 270 8.7 220 1.0 x 8 26 x 8
6 150 15.7 400 11.8 300 12.2 310 14.6 370 11.8 300 9.8 250 1.0 x 8 26 x 8
8 200 15.7 400 13.8 350 13.3 338 15.7 398 14.2 360 12.2 310 1.0 x 8 26 x 12
10 250 19.7 500 17.7 450 14.3 362 16.6 422 16.7 425 14.6 370 1.2 x 12 30 x 12
12 300 19.7 500 19.7 500 16.7 425 19.1 485 19.1 485 16.9 430 1.2 x 12 30 x 16
14 350 19.7 500 21.7 550 17.7 450 20.1 510 21.9 555 19.3 490 1.3 x 16 33 x 16
16 400 23.6 600 23.6 600 18.7 475 21.1 535 24.4 620 21.7 550 1.4 x 16 36 x 16
18 450 23.6 600 25.6 — 19.7 500 22.0 560 26.4 670 23.6 600 1.4 x 20 36 x 20
20 500 23.6 600 25.6 — 20.7 525 23.0 585 28.7 730 26.0 660 1.4 x 20 36 x 20
24 600 23.6 600 30.7 — 23.1 588 25.5 648 33.3 845 30.3 770 1.5 x 20 39 x 20
28 700 23.6 600 35.8 — 24.6 625 27.0 685 37.8 960 34.4 875 1.7 x 24 42 x 24
32 800 31.5 800 40.9 — 26.9 683 29.3 743 42.7 1085 39.0 990 1.9 x 24 48 x 24
36 900 31.5 800 46.1 — 28.5 725 30.9 785 46.7 1185 42.9 1090 1.9 x 28 48 x 28
40 1000 31.5 800 51.2 — 31.1 790 33.5 850 52.0 1320 47.6 1210 2.2 x 28 56 x 28
Other sizes on request
IMPORTANT: ISO* sensor lay length according to ISO 20456
Flange EN 1092-1 / PN 40
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 3.7 95 2.6 65 0.6 x 4 14 x 4
3/4 20 6.7 170 7.9 200 9.4 238 11.7 298 4.1 105 3.0 75 0.6 x 4 14 x 4
1 25 8.9 225 7.9 200 9.4 238 11.7 298 4.5 115 3.3 85 0.6 x 4 14 x 4
1-1/4 32 8.9 225 7.9 200 10.0 253 12.3 313 5.5 140 3.9 100 0.7 x 4 18 x 4
1-1/2 40 8.9 225 7.9 200 10.0 253 12.3 313 5.9 150 4.3 110 0.7 x 4 18 x 4
2 50 8.9 225 7.9 200 10.0 253 12.3 313 6.5 165 4.9 125 0.7 x 4 18 x 4
2-1/2 65 11.0 280 7.9 200 10.7 271 13.0 331 7.3 185 5.7 145 0.7 x 4 18 x 8
3 80 11.0 280 7.9 200 10.7 271 13.0 331 7.9 200 6.3 160 0.7 x 8 18 x 8
4 100 11.0 280 9.8 250 10.9 278 13.3 338 9.3 235 7.5 190 0.9 x 8 22 x 8
5 125 15.7 400 9.8 250 11.7 298 14.1 358 10.6 270 8.7 220 1.0 x 8 26 x 8
6 150 15.7 400 11.8 300 12.2 310 14.6 370 11.8 300 9.8 250 1.0 x 8 26 x 8
8 200 15.7 400 13.8 350 13.3 338 15.7 398 14.8 375 12.6 320 1.2 x 8 30 x 12
10 250 19.7 500 17.7 450 14.3 362 16.6 422 17.7 450 15.2 385 1.3 x 12 33 x 12
12 300 19.7 500 19.7 500 16.7 425 19.1 485 20.3 515 17.7 450 1.3 x 12 33 x 16
14 350 19.7 500 21.7 550 17.7 450 20.1 510 22.8 580 20.1 510 1.4 x 16 36 x 16
16 400 23.6 600 23.6 600 18.7 475 21.1 535 26.0 660 23.0 585 1.5 x 16 39 x 16
18 450 23.6 600 25.6 — 19.7 500 22.0 560 27.0 685 24.0 610 1.5 x 20 39 x 20
20 500 23.6 600 25.6 — 20.7 525 23.0 585 29.7 755 26.4 670 1.7 x 20 42 x 20
24 600 23.6 600 30.7 — 23.1 588 25.5 648 35.0 890 31.3 795 1.9 x 20 48 x 20
Other sizes on request
IMPORTANT: ISO* sensor lay length according to ISO 20456
Specications
Page 69 March 2022 MAG-UM-01272-EN-21