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ANSI / ASME CLASS 400 SLIP ON FLANGE DIMENSIONS

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slip on flange dimensions

Class 400 Slip-on Flange Dimensions as per ASME B16.5

Size in Inch Size in mm Outer Dia. Flange Thickness Hub OD Flange Length RF Dia. RF Height PCD Socket Bore No of Bolts Bolt Size UNC RF Stud Length Hole Size ISO Stud Size Weight in kg
A B C D E F G H
1/2 15 95 14.3 38 22 34.9 7 66.7 22.2 4 1/2 75 5/8 M14 1.3
3/4 20 115 15.9 48 25 42.9 7 82.6 27.7 4 5/8 90 3/4 M16 1.5
1 25 125 17.5 54 27 50.8 7 88.9 34.5 4 5/8 90 3/4 M16 1.8
1 1/4 32 135 20.7 64 29 63.5 7 98.4 43.2 4 5/8 95 3/4 M16 2.3
1 1/2 40 155 22.3 70 32 73 7 114.3 49.5 4 3/4 110 7/8 M20 3.2
2 50 165 25.4 84 37 92.1 7 127 61.9 8 5/8 110 3/4 M16 4.1
2 1/2 65 190 28.6 100 41 104.8 7 149.2 74.6 8 3/4 120 7/8 M20 5.9
3 80 210 31.8 117 46 127 7 168.3 90.7 8 3/4 125 7/8 M20 7.3
4 100 255 35 146 51 157.2 7 200 116.1 8 7/8 140 1 M24 11.8
5 125 280 38.1 178 54 185.7 7 235 143.8 8 7/8 145 1 M24 14.1
6 150 320 41.3 206 57 215.9 7 269.9 170.7 12 7/8 150 1 M24 20
8 200 380 47.7 260 68 269.9 7 330 221.5 12 1 170 1 1/8 M27 31
10 250 445 54 321 73 323.8 7 387.4 276.2 16 1 1/8 190 1 1/4 M30 42
12 300 520 57.2 375 79 381 7 450.8 327 16 1 1/4 205 1 3/8 M33 59
14 350 585 60.4 425 84 412.8 7 514.4 359.2 20 1 1/4 210 1 3/8 M33 82
16 400 650 63.5 483 94 469.9 7 571.5 410.5 20 1 3/8 220 1 1/2 M36 107
18 450 710 66.7 533 98 533.4 7 628.6 461.8 24 1 3/8 230 1 1/2 M36 130
20 500 775 69.9 587 102 584.2 7 685.8 513.1 24 1 1/2 240 1 3/4 M39 157
24 600 915 76.2 702 114 692.2 7 812.8 616 24 1 3/4 265 1 7/8 M45 232