JIS B2220 20K SOH BL Flange Dimensions, Technical Drawings, and Approx. Flange Weight
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JIS B2220 20K SOH BL Flange Dimensions
Dimensions and Approx. Flange Weight
| Nominal |
Outside |
Inside |
Outside |
Sectional Dimensions of Flange |
Bolt Hole |
Nom. |
Approx. |
| Dia. of |
Dia. of |
Dia. of |
Dia. of |
t |
T |
Dia. of Hub |
r |
Dia. of |
Dia. of |
Bolt. |
Num. |
Hole |
Bolt |
Weight |
| Flange |
Steel |
Flange |
Flange |
a |
b |
Face |
Raised Face |
Circle |
of Bolt |
Dia. |
Size |
(kg) |
|
Pipe |
do |
D |
f |
g |
Dia |
Holes |
h |
|
SOH(A) |
SOH(B.C) |
BL |
| 10 |
17.3 |
17.8 |
90.0 |
14 |
20 |
30 |
32 |
4 |
1 |
46 |
65 |
4 |
15 |
M12 |
0.58 |
0.58 |
0.59 |
| 15 |
21.7 |
22.2 |
95.0 |
14 |
20 |
34 |
36 |
4 |
1 |
51 |
70 |
4 |
15 |
M12 |
0.65 |
0.64 |
0.67 |
| 20 |
27.2 |
27.7 |
100.0 |
16 |
22 |
40 |
42 |
4 |
1 |
56 |
75 |
4 |
15 |
M12 |
0.81 |
0.80 |
0.86 |
| 25 |
34.0 |
34.5 |
125.0 |
16 |
24 |
48 |
50 |
4 |
1 |
67 |
90 |
4 |
19 |
M16 |
1.27 |
1.26 |
1.34 |
| 32 |
42.7 |
43.2 |
135.0 |
18 |
26 |
56 |
60 |
5 |
2 |
76 |
100 |
4 |
19 |
M16 |
1.58 |
1.57 |
1.73 |
| 40 |
48.6 |
49.1 |
140.0 |
18 |
26 |
62 |
66 |
5 |
2 |
81 |
105 |
4 |
19 |
M16 |
1.68 |
1.66 |
1.87 |
| 50 |
60.5 |
61.1 |
155.0 |
18 |
26 |
76 |
80 |
5 |
2 |
96 |
120 |
8 |
19 |
M16 |
1.89 |
1.86 |
2.20 |
| 65 |
76.3 |
77.1 |
175.0 |
20 |
30 |
100 |
104 |
5 |
2 |
116 |
140 |
8 |
19 |
M16 |
2.73 |
2.81 |
3.24 |
| 80 |
89.1 |
90.0 |
200.0 |
22 |
34 |
113 |
117 |
6 |
2 |
132 |
160 |
8 |
23 |
M20 |
3.85 |
3.95 |
4.63 |
| (90) |
101.6 |
102.6 |
210.0 |
24 |
36 |
126 |
130 |
6 |
2 |
145 |
170 |
8 |
23 |
M20 |
4.47 |
4.59 |
5.67 |
| 100 |
114.3 |
115.4 |
225.0 |
24 |
36 |
138 |
142 |
6 |
2 |
160 |
185 |
8 |
23 |
M20 |
5.03 |
5.18 |
6.61 |
| 125 |
139.6 |
141.2 |
270.0 |
26 |
40 |
166 |
172 |
6 |
2 |
195 |
225 |
8 |
25 |
M22 |
7.94 |
8.15 |
10.50 |
| 150 |
165.2 |
166.6 |
305.0 |
28 |
42 |
196 |
202 |
6 |
2 |
230 |
260 |
12 |
25 |
M22 |
10.40 |
10.70 |
14.40 |
| 200 |
216.3 |
218.0 |
350.0 |
30 |
46 |
244 |
252 |
6 |
2 |
275 |
305 |
12 |
25 |
M22 |
13.10 |
13.60 |
20.80 |
| 250 |
267.4 |
269.5 |
430.0 |
34 |
52 |
304 |
312 |
6 |
2 |
345 |
380 |
12 |
27 |
M24 |
23.10 |
23.80 |
36.20 |
| 300 |
318.5 |
321.0 |
480.0 |
36 |
56 |
354 |
364 |
8 |
3 |
395 |
430 |
16 |
27 |
M24 |
27.20 |
28.10 |
47.40 |
| 350 |
355.6 |
358.1 |
540.0 |
40 |
62 |
398 |
408 |
8 |
3 |
440 |
480 |
16 |
33 |
M30x3 |
38.40 |
39.50 |
66.10 |
| 400 |
406.4 |
409.0 |
605.0 |
46 |
70 |
446 |
456 |
10 |
3 |
495 |
540 |
16 |
33 |
M30x3 |
53.90 |
55.60 |
97.00 |
| 450 |
457.2 |
460.0 |
675.0 |
48 |
78 |
504 |
514 |
10 |
3 |
560 |
605 |
20 |
33 |
M30x3 |
71.00 |
72.90 |
126.00 |
| 500 |
508.0 |
511.0 |
730.0 |
50 |
84 |
558 |
568 |
10 |
3 |
615 |
660 |
20 |
33 |
M30x3 |
84.60 |
86.70 |
155.00 |
| (550) |
558.8 |
562.0 |
795.0 |
52 |
90 |
612 |
622 |
10 |
3 |
670 |
720 |
20 |
39 |
M36x3 |
102.00 |
104.00 |
190.00 |
| 600 |
609.6 |
613.0 |
845.0 |
54(56) |
96 |
666 |
676 |
10 |
3 |
720 |
770 |
24 |
39 |
M36x3 |
115.00 |
117.00 |
223(231) |
| *650 |
660.4 |
664.0 |
945.0 |
60 |
– |
– |
– |
– |
5 |
790 |
850 |
24 |
48 |
M45x3 |
– |
– |
– |
| *700 |
711.2 |
715.0 |
995.0 |
64 |
– |
– |
– |
– |
5 |
840 |
900 |
24 |
48 |
M45x3 |
– |
– |
– |
| *750 |
762.0 |
766.0 |
1080.0 |
68 |
– |
– |
– |
– |
5 |
900 |
970 |
24 |
56 |
M52x3 |
– |
– |
– |
| *800 |
812.8 |
817.0 |
1140.0 |
72 |
– |
– |
– |
– |
5 |
960 |
1030 |
24 |
56 |
M52x3 |
– |
– |
– |
| *850 |
863.6 |
868.0 |
1200.0 |
74 |
– |
– |
– |
– |
5 |
1020 |
1090 |
24 |
56 |
M52x3 |
– |
– |
– |
| *900 |
914.4 |
919.0 |
1250.0 |
76 |
– |
– |
– |
– |
5 |
1070 |
1140 |
28 |
56 |
M52x3 |
– |
– |
– |
- Flanges of parenthesized norminal diameter had better not be used.
JIS B2220 20K SOH BL 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.
JIS B2220 20K SOH BL Flange Supply and Export Network
List of Cities and Countries
