Types of flanges (typ) up to DIN EN 1092-1
| Typ 01: Plate (slip-on) flanges for welding |
Typ 13: Hubbed threaded flanges |
| Typ 02: Loose plate flanges with weld-on plate collar |
Typ 21: Integral flanges |
| Typ 04: Loose plate flanges with weld-neck collar |
Typ 32: Weld-on plate collars |
| Typ 05: Blank (blind) flanges |
Typ 33: Lapped pipe ends |
| Typ 11: Weld-neck flanges |
Typ 34: Weld-neck collars |
| Typ 12: Hubbed slip-on flanges for welding |
|
D: Outside Diameter
K: Diameter of Bolt Circle
L: Diameter of Bolt Hole |
|
A: Outside Diameter of Neck
E: Chamfer
F: Collar thickness |
|
G max: Diameter of Shoulders
R: Corner Radius
N: Neck Diameter
S: Neck Thickness (Preferred value) |
| DN |
Mating dimensions |
A |
Bore Diameter |
Flange Thickness |
E |
F |
G max |
Length |
Neck
Diameters |
R |
S |
| D |
K |
L |
Bolting |
| No |
Size |
B1 |
B2 |
B3 |
C1 |
C2 |
C3 |
C4 |
H1 |
H2 |
H3 |
N1 |
N2 |
N3 |
| Flange type |
| 01, 02, 05, 11, 12, 21 |
11
21*
34 |
01
12
32 |
02 |
04 |
01
02
04 |
11
12
13 |
21 |
05 |
02
04 |
32
34 |
05 |
12
13 |
11
34 |
11
34 |
11
34 |
12
13 |
21 |
11
12
13
21 |
11
34 |
| 10 | Usar dimensiones PN 40 |
| 15 |
| 20 |
| 25 |
| 32 |
| 40 |
| 50 |
| 65 |
| 80 |
| 100 |
| 125 |
| 150 |
| 200 | 360 | 310 | 26 | 12 | M24 | 219.1 | 221.5 | 226 | 250 | 32 | 30 | 30 | 30 | 6 | 26 | 190 | 52 | 80 | 16 | 244 | 256 | 252 | 10 | 6.3 |
| 250 | 425 | 370 | 30 | 12 | M27 | 273.5 | 276.5 | 281 | 302 | 35 | 32 | 32 | 32 | 8 | 26 | 235 | 60 | 88 | 18 | 298 | 310 | 304 | 12 | 7.1 |
| 300 | 485 | 430 | 30 | 16 | M27 | 323.9 | 327.5 | 333 | 356 | 38 | 34 | 34 | 34 | 8 | 28 | 285 | 67 | 92 | 18 | 352 | 364 | 364 | 12 | 8 |
| 350 | 555 | 490 | 33 | 16 | M30 | 355.6 | 359.5 | 365 | 408 | 42 | 38 | 38 | 38 | 8 | 32 | 332 | 72 | 100 | 20 | 398 | 418 | 418 | 12 | 8 |
| 400 | 620 | 550 | 36 | 16 | M33 | 406.4 | 411 | 416 | 462 | 46 | 40 | 40 | 40 | 8 | 34 | 380 | 78 | 110 | 20 | 452 | 472 | 472 | 12 | 8.8 |
| 450 | 670 | 600 | 36 | 20 | M33 | 457 | 462 | 467 | 510 | 50 | 46 | 46 | 46 | 8 | 36 | 425 | 84 | 110 | 20 | 500 | 520 | 520 | 12 | 8.8 |
| 500 | 730 | 660 | 36 | 20 | M33 | 508 | 513.5 | 519 | 568 | 56 | 48 | 48 | 48 | 8 | 38 | 475 | 90 | 125 | 20 | 558 | 580 | 580 | 12 | 10 |
| 600 | 845 | 770 | 39 | 20 | M36 | 610 | 616.5 | 622 | 670 | 68 | 58 | 58 | 58 | 8 | 40 | 575 | 100 | 125 | 20 | 660 | 684 | 684 | 12 | 11 |
| 700 | 960 | 875 | 42 | 24 | M39 | 711 | - | - | - | - | 46 | 50 | - | - | - | - | - | 125 | 20 | 760 | - | 780 | 12 | 12.5 |
| 800 | 1085 | 990 | 48 | 24 | M45 | 813 | - | - | - | - | 50 | 54 | - | - | - | - | - | 135 | 22 | 864 | - | 882 | 12 | 14.2 |
| 900 | 1158 | 1090 | 48 | 28 | M45 | 914 | - | - | - | - | 54 | 58 | - | - | - | - | - | 145 | 24 | 968 | - | 982 | 12 | 16 |
| 1000 | 1320 | 1210 | 56 | 28 | M52 | 1016 | - | - | - | - | 58 | 62 | - | - | - | - | - | 155 | 24 | 1070 | - | 1086 | 16 | 17.5 |
| 1200 | 1530 | 1420 | 56 | 32 | M52 | 1219 | - | - | - | - | - | 70 | - | - | - | - | - | - | - | - | - | 1296 | 18 | - |
| 1400 | 1755 | 1640 | 62 | 36 | M56 | 1422 | - | - | - | - | - | 76 | - | - | - | - | - | - | - | - | - | 1508 | 18 | - |
| 1600 | 1975 | 1860 | 62 | 40 | M56 | 1626 | - | - | - | - | - | 84 | - | - | - | - | - | - | - | - | - | 1726 | 20 | - |
| 1800 | 2195 | 2070 | 70 | 44 | M64 | 1829 | - | - | - | - | - | 90 | - | - | - | - | - | - | - | - | - | 1920 | 20 | - |
| 2000 | 2425 | 2300 | 70 | 48 | M64 | 2032 | - | - | - | - | - | 96 | - | - | - | - | - | - | - | - | - | 2150 | 20 | - |
* For flanges type 21 the outside hub diameter approximately corresponds to the outside pipe diameter.
Note : The p/t rating from EN 1092-1 apply only for flange type 05, 11, 12, 13 and 21 having nominal sizes up to and including DN 600. The p/t rating of all other flanges shall be agreed between the manufacturer and the purchaser.
