蝶阀尺寸表
单位：mm
|
序号 |
内径 |
外径 |
厚度 |
|
1 |
DN250 |
320 |
70 |
|
2 |
DN200 |
265 |
60 |
|
3 |
DN150 |
210 |
55 |
|
4 |
DN125 |
180 |
55 |
|
5 |
DN100 |
155 |
50 |
|
6 |
DN80 |
135 |
50 |
|
7 |
DN65 |
120 |
45 |
|
8 |
DN50 |
|
|
|
9 |
DN40 |
|
|
U—PVC法兰尺寸表
|
序号 |
内径 |
外径 |
长度（承接） |
厚度 |
|
1 |
250 |
395 |
|
|
|
2 |
200 |
340 |
|
30 |
|
3 |
160 |
285 |
80（75） |
30 |
|
4 |
125 |
250 |
|
25 |
|
5 |
110 |
220 |
|
25 |
|
6 |
90 |
200 |
|
25 |
|
7 |
75 |
185 |
|
20 |
|
8 |
63 |
165 |
|
20 |
|
9 |
50 |
150 |
|
|
单位：mm
GB/T 1724法兰标准
|
公称通经 |
连接尺寸 |
密封面 |
法兰厚度C |
法兰颈 |
||||||
|
法兰外经D |
螺栓孔中心圆直径K |
螺栓孔径L |
螺栓 |
d |
f |
N |
R |
|||
|
数量n |
螺纹规格 |
|||||||||
|
10 |
90 |
60 |
14 |
4 |
M12 |
41 |
2 |
14 |
28 |
3 |
|
15 |
95 |
65 |
14 |
4 |
M12 |
46 |
2 |
14 |
32 |
3 |
|
20 |
105 |
75 |
14 |
4 |
M12 |
56 |
2 |
16 |
40 |
4 |
|
25 |
115 |
85 |
14 |
4 |
M12 |
65 |
2 |
16 |
50 |
4 |
|
32 |
140 |
100 |
18 |
4 |
M16 |
76 |
2 |
18 |
60 |
5 |
|
40 |
150 |
110 |
18 |
4 |
M16 |
84 |
2 |
18 |
70 |
5 |
|
50 |
165 |
125 |
18 |
4 |
M16 |
99 |
2 |
20 |
84 |
6 |
|
65 |
185 |
145 |
18 |
4 |
M16 |
118 |
2 |
20 |
104 |
6 |
|
80 |
200 |
160 |
18 |
8 |
M16 |
132 |
2 |
20 |
120 |
6 |
|
100 |
220 |
180 |
18 |
8 |
M16 |
156 |
2 |
22 |
140 |
8 |
|
125 |
250 |
210 |
18 |
8 |
M20 |
184 |
2 |
22 |
170 |
8 |
|
150 |
285 |
240 |
18 |
8 |
M20 |
211 |
2 |
24 |
190 |
10 |
|
200 |
340 |
295 |
22 |
8 |
M20 |
266 |
2 |
24 |
246 |
10 |
|
250 |
395 |
350 |
22 |
12 |
M20 |
319 |
2 |
26 |
298 |
10 |
|
300 |
445 |
400 |
22 |
12 |
M20 |
370 |
2 |
26 |
348 |
10 |
|
350 |
505 |
460 |
22 |
16 |
M24 |
429 |
2 |
26 |
408 |
12 |
|
400 |
565 |
515 |
22 |
16 |
M24 |
480 |
2 |
26 |
456 |
12 |
|
450 |
615 |
565 |
22 |
20 |
M24 |
530 |
2 |
28 |
502 |
12 |
|
500 |
670 |
620 |
26 |
20 |
M27 |
582 |
2 |
28 |
559 |
12 |
|
600 |
780 |
725 |
30 |
20 |
M27 |
682 |
2 |
34 |
658 |
12 |
|
700 |
895 |
840 |
30 |
24 |
M30 |
794 |
5 |
34 |
772 |
12 |
|
800 |
1015 |
950 |
33 |
24 |
M30 |
901 |
5 |
36 |
876 |
12 |
|
900 |
1115 |
1050 |
33 |
28 |
M33 |
1001 |
5 |
38 |
976 |
12 |
|
1000 |
1230 |
1160 |
36 |
28 |
M36 |
1112 |
5 |
38 |
1080 |
12 |
