JIS B2220 20K SOP 平板法蘭屬于日標法蘭標準體系。是日標法蘭(又稱JIS法蘭)的其中一種表現形式，是設備或管道上常用的法蘭。以下是JIS B2220 20K SOP 平板法蘭中，相關壓力下，各部位的全部尺寸及圖示，以方便廣大法蘭從業(yè)者查詢和參考。
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JIS B 2220-1995 JIS B 2238-1996 |
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|
呼び徑
|
適用管 の 外徑 |
內徑 |
外徑 |
厚み |
全長 |
ハブの徑 |
半徑 |
ガスケツト座 |
內徑(參考） |
|||
|
座厚 |
座徑 |
|||||||||||
|
A |
B |
do |
D |
t |
T |
a |
b |
r |
f |
g |
d |
|
|
10 |
3/8 |
17.3 |
17.8 |
90 |
14 |
20 |
30 |
32 |
4 |
1 |
46 |
|
|
15 |
? |
21.7 |
22.2 |
95 |
14 |
20 |
34 |
36 |
4 |
1 |
51 |
|
|
20 |
? |
27.2 |
27.7 |
100 |
16 |
22 |
40 |
42 |
4 |
1 |
56 |
|
|
25 |
1 |
34.0 |
34.5 |
125 |
16 |
24 |
48 |
50 |
4 |
1 |
67 |
|
|
32 |
1 |
42.7 |
43.2 |
135 |
18 |
26 |
56 |
60 |
5 |
2 |
76 |
|
|
40 |
1? |
48.6 |
49.1 |
140 |
18 |
26 |
62 |
66 |
5 |
2 |
81 |
|
|
50 |
2 |
60.5 |
61.1 |
155 |
18 |
26 |
76 |
80 |
5 |
2 |
96 |
|
|
65 |
2? |
76.3 |
77.1 |
175 |
20 |
30 |
100 |
104 |
5 |
2 |
116 |
65.9 |
|
80 |
3 |
89.1 |
90.0 |
200 |
22 |
34 |
113 |
117 |
6 |
2 |
132 |
78.1 |
|
90 |
3? |
101.6 |
102.6 |
210 |
24 |
36 |
126 |
130 |
6 |
2 |
145 |
9D.2 |
|
100 |
4 |
114.3 |
115.4 |
225 |
24 |
36 |
138 |
142 |
6 |
2 |
160 |
102.3 |
|
125 |
5 |
139.8 |
141.2 |
270 |
26 |
40 |
166 |
172 |
6 |
2 |
195 |
126.6 |
|
150 |
6 |
165.2 |
166.6 |
305 |
28 |
42 |
196 |
202 |
6 |
2 |
230 |
151.0 |
|
200 |
8 |
216.3 |
218.0 |
350 |
30 |
46 |
244 |
252 |
6 |
2 |
275 |
199.9 |
|
250 |
10 |
267.4 |
269.5 |
430 |
34 |
52 |
304 |
312 |
6 |
2 |
345 |
248.8 |
|
300 |
12 |
318.5 |
321.0 |
480 |
36 |
56 |
354 |
364 |
8 |
3 |
395 |
297.9 |
|
350 |
14 |
355.6 |
358.1 |
540 |
40 |
62 |
398 |
408 |
8 |
3 |
440 |
333.4 |
|
400 |
16 |
406.4 |
409.0 |
605 |
46 |
70 |
446 |
456 |
10 |
3 |
495 |
381.0 |
|
450 |
18 |
457.2 |
460.0 |
675 |
48 |
78 |
504 |
514 |
10 |
3 |
560 |
431.8 |
|
500 |
20 |
508.0 |
511.0 |
730 |
50 |
84 |
558 |
568 |
10 |
3 |
615 |
482.6 |
|
550 |
22 |
558.8 |
562.0 |
795 |
52 |
90 |
612 |
622 |
10 |
3 |
670 |
5334 |
|
600 |
24 |
609.6 |
613.0 |
845 |
54 |
96 |
666 |
676 |
10 |
3 |
720 |
584.2 |
|
650 |
26 |
660.4 |
664.0 |
945 |
60 |
|
|
|
|
5 |
790 |
|
|
700 |
28 |
711.2 |
715.0 |
995 |
64 |
|
|
|
|
5 |
840 |
|
|
750 |
30 |
762.0 |
766.0 |
1080 |
68 |
|
|
|
|
5 |
900 |
|
|
800 |
32 |
812.8 |
817.0 |
1140 |
72 |
|
|
|
|
5 |
960 |
|
|
850 |
34 |
863.6 |
868.0 |
1200 |
74 |
|
|
|
|
5 |
1020 |
|
|
900 |
36 |
914.4 |
919.0 |
1250 |
76 |
|
|
|
|
5 |
1070 |
|
|
単位：mm |
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|
ポル 卜穴 |
|
八ブ部側內徑の詳細 |
ガスケット面?zhèn)葍葟?/span> |
重量(Kg)
|
呼徑 |
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|
中心徑 |
數 |
徑 |
の詳細
|
|
|
|||||||||
|
C |
S1 |
m |
a |
S2 |
n |
e |
SOP形 |
SOH形 |
BL形 |
A |
B |
|||
|
65 |
4 |
15 |
27 |
4 |
|
27 |
4.0 |
|
0.58 |
A形 0.58 |
B.C形 0.58 |
0.59 |
10 |
3/8 |
|
70 |
4 |
15 |
31 |
4 |
|
31 |
4.0 |
|
0.65 |
0.65 |
0.64 |
0.67 |
15 |
? |
|
75 |
4 |
15 |
37 |
4 |
|
37 |
4.0 |
|
0.80 |
0.81 |
0.80 |
0.86 |
20 |
? |
|
90 |
4 |
19 |
44 |
4 |
|
44 |
4.5 |
|
1.25 |
1.27 |
1.26 |
1.34 |
25 |
1 |
|
100 |
4 |
19 |
52 |
4 |
|
53 |
5.0 |
|
1.57 |
1.58 |
1.57 |
1.73 |
32 |
1? |
|
105 |
4 |
19 |
58 |
4 |
|
59 |
5.5 |
|
1.66 |
1.68 |
1.66 |
1.87 |
40 |
1? |
|
120 |
8 |
19 |
70 |
4 |
|
72 |
5.5 |
|
1.89 |
1.89 |
1.86 |
2.2 |
50 |
2 |
|
140 |
8 |
19 |
94 |
6 |
20 |
|
|
6 |
2.6 |
2.73 |
2.81 |
3.24 |
65 |
2? |
|
160 |
8 |
23 |
107 |
6 |
20 |
|
|
6 |
3.8 |
3.85 |
3.95 |
4.63 |
8O |
3 |
|
170 |
8 |
23 |
120 |
6 |
20 |
|
|
6 |
4.4 |
4.47 |
4.59 |
5.67 |
90 |
3? |
|
185 |
8 |
23 |
132 |
6 |
20 |
|
|
6 |
4.9 |
5.03 |
5.18 |
6.61 |
100 |
4 |
|
225 |
8 |
25 |
160 |
7 |
30 |
|
|
6 |
7.8 |
7.94 |
8.15 |
10.5 |
125 |
5 |
|
260 |
12 |
25 |
186 |
8 |
30 |
|
|
6 |
10.1 |
10.4 |
10.7 |
14.4 |
150 |
6 |
|
305 |
12 |
25 |
237 |
9 |
30 |
|
|
6 |
12.6 |
13.1 |
13.6 |
20.8 |
200 |
8 |
|
380 |
12 |
27 |
290 |
10 |
30 |
|
|
6 |
21.9 |
23.1 |
23.8 |
36.2 |
250 |
10 |
|
430 |
16 |
27 |
345 |
11 |
30 |
|
|
6 |
25.8 |
27.2 |
28.1 |
47.4 |
300 |
12 |
|
480 |
16 |
33 |
384 |
12 |
35 |
— |
|
6 |
36.2 |
38.4 |
39.5 |
66.1 |
350 |
14 |
|
540 |
16 |
33 |
437 |
13 |
35 |
一 |
一 |
7 |
51.7 |
53.9 |
55.6 |
97.0 |
400 |
16 |
|
605 |
20 |
33 |
490 |
15 |
35 |
|
一 |
7 |
66.1 |
71.0 |
72.9 |
126.0 |
450 |
18 |
|
660 |
20 |
33 |
544 |
16 |
35 |
— |
— |
7 |
77.4 |
84.6 |
86.7 |
155.0 |
500 |
20 |
|
720 |
20 |
39 |
595 |
16 |
35 |
一 |
一 |
7 |
92.2 |
102.0 |
104.0 |
190.0 |
550 |
22 |
|
770 |
24 |
39 |
646 |
18 |
35 |
一 |
一 |
7 |
101.1 |
115.0 |
117.0 |
223.0 |
600 |
24 |
|
850 |
24 |
48 |
|
|
一 |
一 |
|
一 |
147.6 |
|
|
311.6 |
650 |
26 |
|
900 |
24 |
48 |
— |
一 |
— |
— |
一 |
一 |
168.0 |
|
|
370.9 |
700 |
28 |
|
970 |
24 |
56 |
|
|
|
|
|
— |
212.7 |
|
|
460.1 |
750 |
30 |
|
1030 |
24 |
56 |
|
|
|
一 |
|
|
248.5 |
|
|
546.5 |
800 |
32 |
|
1090 |
24 |
56 |
|
一 |
— |
|
|
一 |
280.5 |
|
|
626.2 |
850 |
34 |
|
1140 |
28 |
56 |
|
|
|
|
|
|
296.9 |
|
|
694.9 |
900 |
36 |
