JIS B2220

JIS

JIS B2220

Unit:mm

Nominal Dia. of Flange	Outside Dia.of Range D	Sectional Dimensions of Flange												Nominal Bolt Size	Approx Weight (kg)
		Bolt Circle Dia. C	Dia.of Raised Face g	Inside Dia.of Flange dl	Ouiside Dia.of Steel Pipe	t	T	Dia.of Hub		Radius r	f	Hole Dia. h	Number of Bolt Holes
								a	b
10 15 20 25 32	90 95 100 125 135	65 70 75 90 100	46 51 56 67 76	17.8 22.2 27.7 34.5 43.2	17.3 21.7 27.2 34.0 42.7	12 12 14 14 16	16 16 20 20 22	26 30 38 46 56	28 32 42 50 60	4 4 4 4 5	1 1 1 1 2	15 15 15 19 19	4 4 4 4 4	M12 M12 M12 M16 M16	0.52 0.58 0.75 1.16 1.53
40 50 65 80 (90)	140 155 175 200 210	105 120 140 160 170	81 99 116 162 145	49.1 61.1 77.1 90.0 102.6	48.6 60.5 76.3 89.1 101.6	16 16 18 20 20	24 24 26 28 30	62 76 94 108 120	66 80 98 112 124	5 5 5 6 6	2 2 2 2 2	19 19 19 23 23	4 8 8 8 8	M16 M16 M16 M20 M20	1.64 1.83 2.58 3.66 3.95
100 125 150 200 250 300	225 270 305 350 430 480	185 225 260 305 380 430	160 195 230 275 345 395	115.4 141.2 166.6 218.0 269.5 321.0	114.3 139.8 165.2 216.3 267.4 318.5	22 22 24 26 28 30	34 34 38 40 44 48	134 164 196 244 304 354	138 170 202 252 312 364	6 6 6 6 6 8	2 2 2 2 2 3	23 25 25 25 27 27	8 8 12 12 12 16	M20 M22 M22 M22 M24 M24	4.94 7.00 9.62 12.1 20.0 24.4
350 400 450 500 (550) 600	540 605 675 730 795 845	480 540 605 660 720 770	440 495 560 615 670 720	358.1 409.0 460.0 511.0 562.0 613.0	355.6 406.4 457.2 508.0 558.8 608.6	34 38 40 42 44 46	52 60 64 68 70 74	398 446 504 558 612 666	408 456 514 568 622 676	8 10 10 10 10 10	3 3 3 3 3 3	33 33 33 33 39 39	16 16 20 20 20 24	M30*3 M30*3 M30*3 M30*3 M36*3 M36*3	35.0 46.2 61.9 73.25 88.1 98.8
(650) 700 (750) 800 (850)	895 960 1020 1085 1135	820 875 935 990 1040	770 820 880 930 980	664 715 766 817 868	660.4 711.2 762.0 812.8 863.6	48 50 52 54 56	77 80 83 86 89	704 754 806 865 916	726 776 832 885 936	10 10 10 10 10	5 5 5 5 5	39 42 42 48 48	24 24 24 24 24	M36*3 M39*3 M39*3 M45*3 M45*3	101 120 141 161 177
900 1000 (1100) 1200	1185 1320 1420 1530	1090 1210 1310 1420	1030 1140 1240 1350	919 1021 1123 1225	914.4 1016.0 1117.6 1219.2	58 62 66 70	93 99 105 112	968 1070 1180 1282	986 1070 1200 1302	10 12 12 12	5 5 5 5	48 56 56 56	28 28 32 32	M45*3 M52*3 M52*3 M52*3	191 230 289 348

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