WNRF

PRODUCTS & SERVICES > STEEL > FLANGES > JIS Standard > 20 K > WNRF

material-composition
NOMINAL PIPE SIZE OUTSIDE DIA. (MM) DIA. OF BOLT CIRCLE (MM) DIA. OF HOLES (MM) NUMBER OF HOLES DIA. OF BORE (MM) DIA. OF RAISED FACE (MM) HEIGHT OF RAISED FACE (MM) THICKNESS MIN. (MM) DIA. OF HUB AT SMALL END (MM) DIA. OF HUB AT LARGE END (MM) TAPER OF HUB (MM) LENGTH THRU. HUB (MM) RADIUS OF FILLET APPROX. WEIGHT (KG)
A D C h   dO G f t N M W H R  
3/8" 10 90 65 15 4 12.7 46 1 14 17.3 29 1.25 33 4 0.61
1/2" 15 95 70 15 4 16.1 51 1 14 21.7 34 1.25 34 4 0.70
3/4" 20 100 75 15 4 21.4 56 1 16 27.2 39 1.25 36 4 0.88
1" 25 125 90 19 4 27.2 67 1 16 34.0 47 1.25 38 4 1.37
1.1/4" 32 135 100 19 4 35.5 76 2 18 42.7 56 1.25 41 5 1.73
1.1/2" 40 140 105 19 4 41.2 81 2 18 48.6 62 1.25 41 5 1.85
2" 50 155 120 19 8 52.7 96 2 18 60.5 75 1.25 42 5 2.12
2.1/2" 65 175 140 19 8 65.9 116 2 20 76.3 92 1.25 48 5 3.11
3" 80 200 160 23 8 78.1 132 2 22 39.1 105 1.25 51 6 4.30
3.1/2" 90 210 170 23 8 90.2 145 2 24 101.6 118 1.25 54 6 5.08
4" 100 225 185 23 8 102.3 160 2 24 114.3 134 1.25 58 6 5.95
5" 125 270 225 25 8 126.6 195 2 26 139.8 162 1.25 64 6 9.31
6" 150 305 260 25 12 151.0 230 2 28 165.2 192 1.25 73 6 12.6
7" 200 350 305 25 12 199.9 275 2 30 216.3 244 1.25 77 6 16.6
8" 250 430 380 27 12 248.8 345 2 34 267.4 298 1.25 87 6 28.3
9" 300 480 430 27 16 297.9 395 3 36 318.5 352 1.25 94 8 34.9
10" 350 540 480 33 16 333.4 440 3 40 355.6 398 1.25 110 8 50.2
12" 400 605 540 33 16 381.0 495 3 46 406.4 452 1.25 123 10 71.7
14′ 450 675 605 33 20 431.8 560 3 48 457.2 510 1.25 134 10 92.8
16" 500 730 660 33 20 482.6 615 3 50 508.0 561 1.25 136 10 108
18" 550 795 720 39 20 533.4 670 3 52 558.8 616 1.25 143 10 128
20" 600 845 770 39 24 584.2 720 3 54 609.6 670 1.25 149 10 144