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KS B1503 5k Flange Dimensions

KS B1503 5k Flange Dimensions

KS B1503 5k Flange Dimensions

DOWNLOAD KS B1503 5k Flange Dimensions PDF

Get Complete details of Korean Standard Flanges

Nominal Diameter of Flanges Outside Diameter of Flanges D flange Sectional Dimensions Size Of Bolt Welding
Diameter of Bolt Circle C Diameter Of raised Face g Inside Dia. Of Flange do Outside Diameter Of Applicable pipe t T Hub Diameter Radius r Raised Face f Hole Diameter Of H Bolt Holes Number
a b W1 W2
10 75 55 39 17.8 17.3 9 1 12 4 M10 5 2.5
15 80 60 44 22.2 21.7 9 1 12 4 M10 5 3
20 85 65 49 27.7 27.2 10 1 12 4 M10 5 3
25 95 75 59 34.5 34 10 1 12 4 M10 5 3
32 115 90 70 43.2 42.7 12 2 15 4 M12 6 3
40 120 95 75 49.1 48.6 12 2 15 4 M12 6 3
50 130 105 85 61.1 60.5 14 2 15 4 M12 6 3
65 155 130 110 77.1 76.3 14 2 15 4 M12 6 4
80 180 145 121 90 89.1 14 2 19 4 M16 6 4
90 190 155 131 102.6 101.6 14 2 19 4 M16 6 4
100 200 165 141 115.4 114.3 16 2 19 8 M16 7 4
125 235 200 176 141.2 139.8 16 2 19 8 M16 7 4
150 265 230 206 166.6 165.2 18 2 19 8 M16 7 5
175 300 260 232 192.1 190.7 18 2 23 8 M20 7.5 5
200 320 280 252 218 216.3 20 2 23 8 M20 8.5 6
225 345 305 277 243.7 241.8 20 2 23 12 M20 9 6
250 385 345 317 269.5 267.4 22 2 23 12 M20 10 6
300 430 390 360 321 318.5 22 3 23 12 M20 10 6
350 480 435 403 358.1 355.6 24 3 25 12 M22 12 7
400 540 495 463 409 406.4 24 3 25 16 M22 12 7
450 605 555 523 460 457.2 24 40 495 500 5 3 25 16 M22 12 7
500 655 605 573 511 508 24 40 546 552 5 3 25 20 M22 12 7
550 720 665 630 562 558.8 26 42 597 603 5 3 27 20 M24 12 7
600 770 715 680 613 609.6 26 44 648 654 5 3 27 20 M24 12 7
650 825 770 735 664 660.4 26 48 702 708 5 3 27 24 M24 12 7
700 875 820 785 715 711.2 26 48 751 758 5 3 27 24 M24 12 7
750 945 880 840 766 762 28 52 802 810 5 3 33 24 M30 12 7
800 995 930 890 817 812.8 28 52 854 862 5 3 33 24 M30 13 8
850 1045 980 940 868 863.6 28 54 904 912 5 3 33 24 M30 13 8
900 1095 1030 990 919 914.4 30 56 956 964 5 3 33 24 M30 13 8
1000 1195 1130 1090 1021 1016 32 60 1058 1066 5 3 33 28 M30 14 9
*(1100) 1305 1240 1200 1123 1117.6 32 3 33 28 M30    
*1200 1420 1350 1305 1225 1219.2 34 3 33 32 M30    
*1350 1575 1505 1460 1371.6 34 3 33 32 M30    
*1500 1730 1660 1615 1524 36 3 33 36 M30    

KS B1503 5k Flange Industries and Applications
Widely used in the industries

  • Pumps, Valves, and vessels in manufacturing and food processing.
  • Pipe connections in industrial waterworks.
  • Heat exchangers and heating systems of all sizes.
  • Mining support.
  • Nuclear power systems.
  • Plumbing and mechanical systems.
  • Assemblies in the oil, gas, and petrochemical industries.
  • Fire protection systems.

KS B1503 5k Flange Supply and Export Network
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