Flange

Flange

NF 1092-1-ASME/AINSI B 16.5

Insulating flange

Loose flange

NF EN 1091-1. Type 1

Slip on

NF EN 1759-1. Type 1

Technical Information

material
ST = Steel
SS = Stainless steel
size
From DN 1/2" to DN 6

Technical drawing

PN DN Bore D b Drilling


d

nx0

C

PN10
PN16
PN40
15
25 95 14 4 x 14 65
20
31 105 16 4 x 14 75
25 38 115 16 4 x 14 85
32 47 140 18 4 x 18 100
40 53  150 18 4 x 18 110
PN10
PN16

50 65 165 19 4 x 18 125
65 81 185 20 8 x 18 145
80 94 200 20 8 x 18 160
100 120 220 22 8 x 18 180
125 145 250 22 8 x 18 210
150 174 285 24 8 x 22 240
 PN10

200 226 340 24 8 x 22 294
250 281 395 26 12 x 22 350
300 333 445 26 12 x 22 400
 350 365 505 28 16 x 22 460
400 416 565 32 16 x 26 515
450 467 615 36 20 x 26 565
500 519 670 38 20 x 26 620
600 622 780 42 20 x 30 725
PN16 200 226 340 26 12 x 22 295
250 281 405 29 16 x 26 355
300 333 460 32 16 x 26 355
350 365 520 35 26 x 30 525
400 416 580 38 16 x 30 525
450 467 640 42 20 x 30 585
500 519 715 46 20 x 33 650
600 622 840  52 20 x 36 770

DN Bore b D h x Drilling

a

nx0

C

1/2" 22.3 9.7 88.9 14.1 30.2 4 x 15.9 60.3
  3/4" 27.7 11.2 98.5 14.1 38.1 4 x 15.9 69.8
  1" 34.5 12.7 107.9 15.9 49.3 4 x 15.9 79.4
  1"1/4 43.2 14.3 117.3 19.0 58.7 4 x 15.9 88.9
  1"1/2 49.5 15.9 127.0 20.8 65.0 4 x 15.9 98.4
  2" 62.0 17.5 152.4 23.8 77.7 4 x 19.0 120.6
  2"1/2 74.7 20.6 177.8 26.8 90.4 4 x 19.0 139.7
  3" 90.7 22.3 190.5 28.8 108.0 4 x 19.0 152.4
  4" 116.1 22.3 228.6 31.7 134.9 8 x 19.0 190.5
  5" 143.8 22.3 254.0 35.0 163.6 8 x 22.2 215.9
  6" 170.7 23.9 279.4 38.0 192.0 8 x 22.2 241.3
  8" 221.5 27.0 342.9 42.8 246.1 8 x 22.2 298.4
  10" 276.3 28.5 406.4 47.7 304.8 12 x 25.4 361.9
  12" 327.1 30.2 482.6 54.0 365.2 12 x 25.4 431.8
  1/2" 22.3 12.7 95.3 20.7 38.1 4 x 15.9 66.6
  3/4" 27.7 14.2 117.4 23.8 47.8 4 x 19.0 82.6
  1" 34.5 15.8 124.0 25.3 53.8 4 x 19.0 88.9
  1"1/4 43.2 17.5 133.3 25.3 63.5 4 x 19.0 98.5
  1"1/2 49.5 19.1 155.5 28.6 69.9 4 x 22.2 114.3
  2" 62.0 20.6 165.1 31.7 84.1 8 x 19.0 127.0
  2"1/2 74.7 23.9 190.5 36.5 100.1 8 x 22.2 149.4
  3" 90.7 26.9 209.6 41.3 117.3 8 x 22.2 168.1
  4" 116.1 30.2 254.0 46.1 146.0 8 x 22.2 200.1
  5" 143.8 33.3 279.4 49.2 177.8 8 x 22.2 235.0
  6" 170.7 35.0 317.5 50.7 206.2 12 x 22.2 269.7
  8" 221.5 39.6 381.0 60.4 260.3 12 x 25.4 330.2
  10" 276.3 46.0 444.5 93.6 320.5 16 x 28.5 387.4
  12" 327.1 49.3 520.7 100.0 374.6 16 x 31.8 450.8

Downloads

Product Sheet

Flange Product Sheet  

Download (pdf)

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