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Class
2500环连接面整体钢制管法兰(GB/T 9113─2010) |
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公称尺寸 |
连 接 尺 寸 |
环号 |
密封面尺寸 |
法兰 厚度 C/mm |
法兰颈 |
S mm |
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|
NPS |
DN |
法兰 外径 D/mm |
螺栓孔 中心圆 直径 K |
螺栓孔 直径 L |
螺 栓 |
Jmin mm |
P/ mm |
E/ mm |
F/ mm |
R1max/ mm |
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|
数量 n/个 |
螺纹 规格 |
N/mm |
r/mm |
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|
1/2 |
15 |
135 |
88.9 |
22 |
4 |
M20 |
R13 |
65.0 |
42.88 |
6.35 |
8.74 |
0.8 |
30.2 |
43 |
≥4 |
4 |
|
3/4 |
20 |
140 |
95.2 |
22 |
4 |
M20 |
R16 |
73.0 |
50.80 |
6.35 |
8.74 |
0.8 |
31.8 |
51 |
≥4 |
4 |
|
1 |
25 |
160 |
108.0 |
26 |
4 |
M24 |
R18 |
82.5 |
60.33 |
6.35 |
8.74 |
0.8 |
35.0 |
57 |
≥4 |
4 |
|
1¼ |
32 |
185 |
130.2 |
29 |
4 |
M27 |
R21 |
101 |
72.23 |
7.92 |
11.91 |
0.8 |
38.1 |
73 |
≥4 |
3 |
|
1½ |
40 |
205 |
146.0 |
32 |
4 |
M30 |
R23 |
114 |
82.55 |
7.92 |
11.91 |
0.8 |
44.5 |
79 |
≥4 |
3 |
|
2 |
50 |
235 |
171.4 |
29 |
8 |
M27 |
R26 |
133 |
101.60 |
7.92 |
11.91 |
0.8 |
50.9 |
95 |
≥4 |
3 |
|
2½ |
65 |
265 |
196.8 |
32 |
8 |
M30 |
R28 |
149 |
111.13 |
9.53 |
13.49 |
1.5 |
57.2 |
114 |
≥4 |
3 |
|
3 |
80 |
305 |
228.6 |
35 |
8 |
M33 |
R32 |
168 |
127.00 |
9.53 |
13.49 |
1.5 |
66.7 |
133 |
≥4 |
3 |
|
4 |
100 |
355 |
273.0 |
42 |
8 |
M39 |
R38 |
203 |
157.18 |
11.13 |
16.66 |
1.5 |
76.2 |
165 |
≥4 |
4 |
|
5 |
125 |
420 |
323.8 |
48 |
8 |
M45 |
R42 |
241 |
190.50 |
12.70 |
19.84 |
1.5 |
92.1 |
203 |
≥4 |
4 |
|
6 |
150 |
485 |
368.3 |
55 |
8 |
M52 |
R47 |
279 |
228.60 |
12.70 |
19.84 |
1.5 |
108.0 |
235 |
≥4 |
4 |
|
8 |
200 |
550 |
438.2 |
55 |
12 |
M52 |
R51 |
340 |
279.40 |
14.27 |
23.01 |
1.5 |
127.0 |
305 |
≥4 |
5 |
|
10 |
250 |
675 |
539.8 |
67 |
12 |
M64 |
R55 |
425 |
342.90 |
17.48 |
30.18 |
2.4 |
165.1 |
375 |
≥4 |
6 |
|
24 |
300 |
760 |
619.1 |
73 |
12 |
M70 |
R60 |
495 |
406.40 |
17.48 |
33.32 |
2.4 |
184.2 |
441 |
≥4 |
8 |