JB/T81-94凸面板式平焊鋼制管法蘭
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JB/T81-94 |
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PN0.25Mpa 凸面板式平焊鋼制管法蘭尺寸 |
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公稱 |
管子 |
連 接 尺 寸 |
密封面尺寸 |
法蘭 |
法蘭 |
法蘭 |
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通徑 |
外徑 |
厚度 |
內徑 |
理論 |
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DN |
A |
C |
B |
質量 |
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法蘭外徑 |
螺栓孔中 |
螺栓孔直徑 |
螺栓 螺柱 |
d |
f |
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D |
心圓直徑 |
L |
數量 |
螺紋Th |
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系列1/系列2 |
K |
系列1/系列2 |
n |
系列1/系列2 |
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10 |
14 |
75 |
50 |
12 |
4 |
M10 |
32 |
2 |
10 |
15 |
0.25 |
|
15 |
18 |
80 |
55 |
12 |
4 |
M10 |
40 |
2 |
10 |
19 |
0.29 |
|
20 |
25 |
90 |
65 |
12 |
4 |
M10 |
50 |
2 |
12 |
26 |
0.45 |
|
25 |
32 |
100 |
75 |
12 |
4 |
M10 |
60 |
2 |
12 |
33 |
0.55 |
|
32 |
38 |
120 |
90 |
14 |
4 |
M12 |
70 |
2 |
12 |
39 |
0.8 |
|
40 |
45 |
130 |
100 |
14 |
4 |
M12 |
80 |
3 |
12 |
46 |
0.95 |
|
50 |
57 |
140 |
110 |
14 |
4 |
M12 |
90 |
3 |
12 |
59 |
1.04 |
|
65 |
73 |
160 |
130 |
14 |
4 |
M12 |
110 |
3 |
14 |
75 |
1.43 |
|
80 |
89 |
190/185 |
150 |
18 |
4 |
M16 |
125 |
3 |
14 |
91 |
1.95 |
|
100 |
108 |
210/205 |
170 |
18 |
4 |
M16 |
145 |
3 |
14 |
110 |
2.2 |
|
125 |
133 |
240/235 |
200 |
18 |
8 |
M16 |
175 |
3 |
14 |
135 |
2.78 |
|
150 |
159 |
265/260 |
225 |
18 |
8 |
M16 |
200 |
3 |
16 |
161 |
3.49 |
|
175 |
194 |
290 |
255 |
18 |
8 |
M16 |
230 |
3 |
16 |
196 |
3.86 |
|
200 |
219 |
320/315 |
280 |
18 |
8 |
M16 |
255 |
3 |
18 |
222 |
4.88 |
|
225 |
245 |
340 |
305 |
18 |
8 |
M16 |
280 |
3 |
20 |
248 |
5.93 |
|
250 |
273 |
375/370 |
335 |
18 |
12 |
M16 |
310 |
3 |
22 |
276 |
7.32 |
|
300 |
325 |
440/435 |
395 |
23 |
12 |
M20 |
362 |
4 |
22 |
328 |
9.4 |
|
350 |
377 |
490/485 |
445 |
23 |
12 |
M20 |
412 |
4 |
22 |
380 |
10.5 |
|
400 |
426 |
540/535 |
495 |
23 |
16 |
M20 |
462 |
4 |
22 |
430 |
11.7 |
|
450 |
480 |
595/590 |
550 |
23 |
16 |
M20 |
518 |
4 |
24 |
484 |
14.9 |
|
500 |
530 |
645/640 |
600 |
23 |
16 |
M20 |
568 |
4 |
24 |
534 |
16.2 |
|
600 |
630 |
755 |
705 |
26/25 |
20 |
M24/M22 |
670 |
5 |
24 |
634 |
21.3 |
|
700 |
720 |
860 |
810 |
26/25 |
24 |
M24/M22 |
775 |
5 |
26 |
724 |
29.9 |
|
800 |
820 |
975 |
920 |
30 |
24 |
M27 |
880 |
5 |
26 |
824 |
36.7 |
|
900 |
920 |
1075 |
1020 |
30 |
24 |
M27 |
980 |
5 |
28 |
924 |
44.2 |
|
1000 |
1020 |
1175 |
1120 |
30 |
28 |
M27 |
1080 |
5 |
30 |
1024 |
52.7 |
|
1200 |
1220 |
1375 |
1320 |
30 |
32 |
M27 |
1280 |
5 |
30 |
1224 |
65.9 |
|
1400 |
1420 |
1575 |
1520 |
30 |
36 |
M27 |
1480 |
5 |
32 |
1424 |
78.3 |
|
1600 |
1620 |
1790/1785 |
1730 |
30 |
40 |
M27 |
1690 |
5 |
32 |
1624 |
94.3 |
