25
Sep
Documentation of Industrial Pumps and Valves, Technical Document

DIN Flange Standards

Posted on by cuulong

DIN Flange Standards

DIN standard is an abbreviation of the German phrase: Deutsches Institut für Normung. This standard is commonly used in Germany and European countries.

DIN PN6 standard meets a working pressure of 6 bars.

DIN PN6 meets working pressure up to 6 bars
Inch DN  ISO  DIN  d5
Inner Diameter 		 D
Outer Diameter		 b
Thickness		 k
Hole center diameter		  No. of holes  d2
Hole diameter 		 KG
Weight
10 – 14         14.50 75 12 50 4 11       0.36
17.2 –         17.70 75 12 50 4 11       0.36
1/2 15 – 20         21.00 80 14 55 4 11       0.41
21.3 –         22.00 80 14 55 4 11       0.40
3/4 20 – 25         26.00 90 14 65 4 11       0.60
26.9 –         27.60 90 14 65 4 11       0.59
1 25 – 30         31.00 100 14 75 4 11       0.74
33.7 –         34.30 100 14 75 4 11       0.72
1.1/4 32 – 38         39.00 120 14 90 4 14       1.19
42.4 –         43.10 120 16 90 4 14       1.16
1.1/2 40 – 44.5         45.50 130 16 100 4 14       1.39
48.3 –         49.00 130 16 100 4 14       1.35
2 50 – 57         58.10 140 16 110 4 14       1.52
60.3 –         61.10 140 16 110 4 14       1.49
2.1/2 65 76.1 –         77.10 160 16 130 4 14       1.86
3 80 88.9 –         90.30 190 18 150 4 14       2.96
4 100 – 108       109.60 210 18 170 8 18       3.42
114.3 –       115.90 210 18 170 8 18       3.26
5 125 – 133       134.80 240 20 200 8 18       4.54
139.7 –       141.60 240 20 200 8 18       4.31
6 150 – 159       161.10 265 20 225 8 18       5.34
168.2 –       170.50 265 20 225 8 18       4.76
8 200 219.1 –       221.80 320 22 280 8 18       6.87
10 250 – 267       270.20 325 24 335 12 18       9.42
273 –       276.20 325 24 335 12 18       8.94
12 300 323.9 –       327.60 440 24 395 12 22     11.91
14 350 355.6 –       359.70 480 26 445 12 22     16.52
– 368       372.20 490 26 445 12 22     15.35
16 400 406.4 –       411.00 540 28 495 16 22     18.84
– 419       423.70 540 28 495 16 22     18.01
450 457 –       462.30 595 30 550 16 22     24.52
20 500 508 –       513.60 645 30 600 20 22     26.37

DIN PN10 standard meets a working pressure of 10 bars.

 

DIN PN10 meets working pressure up to 10 bars
Inch DN  ISO  DIN  d5
Inner Diameter 		 D
Outer Diameter		 b
Thickness		 k
Hole center diameter		  No. of holes  d2
Hole diameter 		 KG
Weight 
10 – 14         14.50 90 14 60 4 14       0.61
17.2 –         17.70 90 14 60 4 14       0.60
1/2 15 – 20         21.00 95 14 65 4 14       0.67
21.3 –         22.00 95 14 65 4 14       0.67
3/4 20 – 25         26.00 105 16 75 4 14       0.94
26.9 –         27.60 105 16 75 4 14       0.94
1 25 – 30         31.00 115 16 85 4 14       1.13
33.7 –         34.30 115 16 85 4 14       1.11
1.1/4 32 – 38         39.00 140 16 100 4 18       1.66
42.4 –         43.10 140 16 100 4 18       1.62
1.1/2 40 – 44.5         45.50 150 16 110 4 18       1.89
48.3 –         49.00 150 16 110 4 18       1.85
2 50 – 57         58.10 165 18 125 4 18       2.50
60.3 –         61.10 165 18 125 4 18       2.46
2.1/2 65 76.1 –         77.10 185 18 145 4 18  2,99
3 80 88.9 –         90.30 200 20 160 8 18       3.61
4 100 – 108       109.60 220 20 180 8 18       4.17
114.3 –       115.90 220 20 180 8 18       3.99
5 125 – 133       134.80 250 22 210 8 18       5.66
139.7 –       141.60 250 22 210 8 18       5.41
6 150 – 159       161.10 285 22 240 8 22       6.97
168.3 –       170.50 285 22 240 8 22       6.55
175 193.7 –       196.10 315 24 270 8 22       8.42
8 200 219.1 –       221.80 340 24 295 8 22       9.28
10 250 – 267       270.20 395 26 350 12 22     12.36
273 –       276.20 395 26 350 12 22     11.85
12 300 323.9 –       327.60 445 26 400 12 22     13.61
14 350 355.6 –       359.70 505 28 460 16 22     20.35
– 368       372.20 505 28 460 16 22     18.77
16 400 406.4 –       411.00 565 32 515 18 26     27.52
– 419       423.70 565 32 515 18 26     35.43
450 457 –       462.30 615 38 565 20 26     35.11
20 500 508 –       613.30 670 38 620 20 26     40.20
24 600 610 –       615.50 780 40 725 20 26     51.87

 

DIN PN16 standard meets a working pressure of 16 bars.

DIN PN16 meets working pressure up to 16bars
Inch DN  ISO  DIN  d4
Diameter to gasket mounting surface		 D
Outer Diameter		 t
Flange Thickness		 f
Edge Thickness		 KØ
Hole center Diameter		  No. of holes  d2
Hole diameter 		  KG
Weight
10 17.2 14              40 90 – 2 60 4          14 0.63
1/2 15 21.3 20              45 95 14 2 65 4          14 0.72
3/8 20 26.9 25              58 105 16 2 75 4          14 1.01
1 25 33.7 30              68 115 16 2 85 4          14 1.23
1.1/4 32 43.4 38              78 140 16 2 100 4          18 1.8
1.1/2 40 48.3 44.5              88 150 16 3 110 4          18 2.09
2 50 60.3 557            102 165 18 3 125 4          18 2.88
2.1/2 65 76.1 –            122 185 18 3 145 4          18 3.66
3 80 88.9 –            138 200 20 3 160 8          18 4.77
4 100 114.3 108            158 220 20 3 180 8          18 5.65
5 125 139.7 133            188 250 22 3 210 8          18 8.42
6 150 168.3 159            212 285 22 3 240 8          23 10.4
8 200 219.1 216            268 340 24 3 295 12          23 16.1
10 250 273 267            320 405 26 3 355 12          27 24.9
12 300 323.9 318            378 460 28 4 410 12          27 35.1
14 350 355.6 368            438 520 30 4 470 16          27 47.8
16 400 406.4 419            490 580 32 4 525 16          30 63.5
20 500 508 521            610 715 36 4 650 20          33 102
24 600 609.6 622            725 840 40 5 770 20          36 –
700 711.2 720            795 910 – 5 840 24          36 –
800 812.8 820            900 1025 – 5 950 24          39 –
900 914.4 920         1,000 1125 – 5 1050 28          39 –
1000 1016 1020         1,115 1225 – 5 1170 28          42 –

 

DIN PN25 standard meets a working pressure of 25 bars.

DIN PN25 meets working pressure up to 25 bars
Inch DN  ISO  DIN  d4
Diameter to gasket mounting surface 		D
Outer Diameter		 t
Flange Thickness		 f
Edge Thickness		 KØ
Hole center diameter		  No. of holes  d2
Hole diameter 		  KG
Weight 
10 17.2 14              40 90 – 2 60 4          14 0.72
1/2 15 21.3 20              45 95 16 2 65 4          14 0.81
3/8 20 26.9 25              58 105 18 2 75 4          14 1.24
1 25 33.7 30              68 115 18 2 85 4          14 1.38
1.1/4 32 43.4 38              78 140 18 2 100 4          18 2.03
1.1/2 40 48.3 44.5              88 150 18 3 110 4          18 2.35
2 50 60.3 557            102 165 20 3 125 4          18 3.20
2.1/2 65 76.1 –            122 185 22 3 145 4          18 4.29
3 80 88.9 –            138 200 24 3 160 8          18 5.88
4 100 114.3 108            162 235 24 3 190 8          23 7.54
5 125 139.7 133            188 270 26 3 220 8          27 10.80
6 150 168.3 159            218 300 28 3 250 8          27 14.50
8 200 219.1 216            278 360 30 3 310 12          27 22.30
10 250 273 267            335 425 32 3 370 12          30 33.50
12 300 323.9 318            395 485 34 4 430 16          30 46.30
14 350 355.6 368            450 555 38 4 490 16          33 68.00
16 400 406.4 419            505 620 40 4 550 16          36 89.70
20 500 508 521            615 730 44 4 660 20          36 138.00
24 600 609.6 622            720 845 – 5 770 20          39 –
700 711.2 720            820 960 – 5 870 24          42 –
800 812.8 820            930 1085 – 5 990 24          48 –
900 914.4 920         1,030 1185 – 5 1090 28          48 –
1000 1016 1020         1,140 1225 – 5 1210 28          56 –

 

DIN PN40 standard meets a working pressure of 40 bars.

DIN PN40 meets working pressure up to 40 bars
Inch DN  ISO  DIN  d4
Diameter to gasket mounting surface 		D
Outer Diameter		 t
Flange Thickness		 f
Edge Thickness		 KØ
Hole center diameter		  No. of holes  d2
Hole diameter		  KG
Weight 
10 17.2 14              40 90 – 2 60 4          14 0.72
1/2 15 21.3 20              45 95 16 2 65 4          14 0.81
3/8 20 26.9 25              58 105 18 2 75 4          14 1.24
1 25 33.7 30              68 115 18 2 85 4          14 1.38
1.1/4 32 43.4 38              78 140 18 2 100 4          18 2.03
1.1/2 40 48.3 44.5              88 150 18 3 110 4          18 2.35
2 50 60.3 557            102 165 20 3 125 4          18 3.20
2.1/2 65 76.1 –            122 185 22 3 145 4          18 4.29
3 80 88.9 –            138 200 24 3 160 8          18 5.88
4 100 114.3 108            162 235 24 3 190 8          23 7.54
5 125 139.7 133            188 270 26 3 220 8          27 10.80
6 150 168.3 159            218 300 28 3 250 8          27 14.50
175 193.7 191            260 350 32 3 295 12          30 22.10
8 200 219.1 216            285 375 34 3 320 12          30 27.20
10 250 273 267            345 450 38 3 385 12          33 43.80
12 300 323.9 318            410 515 42 4 450 16          33 63.30
14 350 355.6 368            465 580 46 4 510 16          36 89.50
16 400 406.4 419            535 660 50 4 585 16          39 127.00
20 500 508 521            615 755 52 4 670 20          42 172.00

 

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