Nominal diameter Outer Diameter
Inner Diameter
Thickness
Raised Face Diameter of Hub
at Small End
Length through
Hub T
Radius of Fillet
at Base of Hub
Weld Details Dimensions
Diameter
Height
α Bolt
Circle Diameter C
Diameter of
Bole Holes h
Number of
Bolt Holes
Name of
Bolt Screw
10A 3/8B 90 17.80 14 46 1 65 15 4 M12
15 1/2 95 22.20 14 51 1 34 20 4 31 4 70 15 4 M12
20 3/4 100 27.70 16 56 1 40 22 4 37 4 75 15 4 M12
25 1 125 34.50 16 67 1 48 24 4 44 4 90 19 4 M16
32 1.25 135 43.20 18 76 2 56 26 5 52 4 100 19 4 M16
40 1.5 140 49.10 18 81 2 62 26 5 58 4 105 19 4 M16
50 2 155 61.10 18 96 2 76 26 5 70 4 120 19 8 M16
65 2.5 175 77.10 20 116 2 100 30 5 94 6 20° 140 19 8 M16
80 3 200 90.00 22 132 2 113 34 6 107 6 20° 160 23 8 M20
100 4 225 115.40 24 160 2 138 36 6 132 6 20° 185 23 8 M20
125 5 270 141.20 26 195 2 166 40 6 160 7 30° 225 25 8 M22
150 6 305 166.60 28 230 2 196 42 6 186 8 30° 260 25 12 M22
200 8 350 218.00 30 275 2 244 46 6 237 9 30° 305 25 12 M22
250 10 430 269.50 34 345 2 304 52 6 290 10 30° 380 27 12 M24
300 12 480 321.00 36 395 3 354 56 8 345 11 30° 430 27 16 M24
350 14 540 358.10 40 440 3 398 62 8 384 12 35° 480 33 16 M30×3
400 16 605 409.00 46 495 3 446 70 10 437 13 35° 540 33 16 M30×3
450 18 675 460.00 48 560 3 504 78 10 490 15 35° 605 33 20 M30×3
500 20 730 511.00 50 615 3 558 84 10 544 16 35° 660 33 20 M30×3
550 22 795 562.00 52 670 3 612 90 10 595 16 35° 720 39 20 M36×3
600 24 845 613.00 54 720 3 666 96 10 646 18 35° 770 39 24 M36×3