DIN 2573 / DIN 2576

American Standard

British Standard

German Standard

BS EN 1092-1:2002

Indian Standard

 
DIN 2573 PN 6 (in mm)
Nominal Pipe Size Diameter of Flange I.D Flange Dia Thickness of Flange Dia of Bolt Circle No. of Dia of Bolt Holes  
DN Pipe D5 D B K holes D2 KG
10 17.20 17.70 75 12 50 4 11 0.36
15 21.30 22.00 80 12 55 4 11 0.40
20 26.90 27.60 90 14 65 4 11 0.59
25 33.70 34.40 100 14 75 4 11 0.72
32 42.40 43.10 120 16 90 4 14 1.16
40 48.30 49.00 130 16 100 4 14 1.35
50 60.30 61.10 140 16 110 4 14 1.49
65 76.10 77.10 160 16 130 4 14 1.86
80 88.90 90.30 190 18 150 4 14 2.96
100 114.30 115.90 210 18 170 4 18 3.26
125 139.70 141.60 240 20 200 8 18 4.31
150 168.20 170.50 265 20 225 8 18 4.76
200 219.10 221.80 320 22 280 8 18 6.87
250 273.00 276.20 325 24 335 12 18 8.94
300 323.90 327.60 440 24 395 12 22 11.91
350 355.60 359.70 480 26 445 12 22 16.52
400 406.40 411.00 540 28 495 16 22 18.84
450 457.00 462.30 595 30 550 16 22 24.52
500 508.00 513.60 645 30 600 20 22 26.37
 

DIN 2576 PN 10 (in mm)
Nominal Pipe Size Diameter of Flange I.D Flange Dia Thickness of Flange Dia of Bolt Circle No. of Dia of Bolt Holes  
DN Pipe D5 D B K holes D2 KG
10 17.20 17.70 90 14 60 4 14 0.60
15 21.30 22.00 95 14 65 4 14 0.67
20 26.90 27.60 105 16 75 4 14 0.94
25 33.70 34.40 115 16 85 4 14 1.11
32 42.40 43.10 140 16 100 4 18 1.62
40 48.30 49.00 150 16 110 4 18 1.85
50 60.30 61.10 165 18 125 4 18 2.46
65 76.10 77.10 185 18 145 4 18 2.99
80 88.90 90.30 200 20 160 8 18 3.61
100 114.30 115.90 220 20 180 8 18 3.99
125 139.70 141.60 250 22 210 8 18 5.41
150 168.30 170.50 285 22 240 8 22 6.55
175 193.70 196.10 315 24 270 8 22 8.42
200 219.10 221.80 340 24 295 8 22 9.28
250 273.00 276.20 395 26 350 12 22 11.85
300 323.90 327.60 445 26 400 12 22 13.61
350 355.60 359.70 505 28 460 16 22 20.35
400 406.40 411.00 565 32 515 18 26 27.52
450 457.00 462.30 615 38 565 20 26 35.11
500 508.00 613.60 670 38 620 20 26 40.20
600 610.00 615.50 780 40 725 20 26 51.87