对于很多Y型过滤器采购者来说,特别是对Y型过滤器不是很熟悉的初次采购过滤器产品的用户们来说,Y型过滤器的标准问题实在是让其头疼的问题,就拿国家标准来说就有机械部和化工部之分,下面我就拿比较常用的两大标准进行讲解,以帮助广大用户正确选型和对Y型过滤器产品采购的认识。
国标中的Y型过滤器标准区别其实就是其法兰标准的区别,常见的Y型过滤器法兰标准有化工部HG20592-2009和机械部JB81-94标准,其区别如下:
一、HG20592-2009化工部标准Y型过滤器法兰尺寸、配套管径、螺栓尺寸
板式平焊法兰尺寸 |
|||||||||||||||||||||||||||
公称通径DN |
公称压力PN(Mpa) |
法兰内径 |
突台 |
||||||||||||||||||||||||
≤0.6 |
1 |
1.6 |
2.5 |
||||||||||||||||||||||||
D |
K |
L |
n |
螺栓 |
C |
D |
K |
L |
n |
螺栓 |
C |
D |
K |
L |
n |
螺栓 |
C |
D |
K |
L |
n |
螺栓 |
C |
A |
B |
d |
|
10 |
75 |
50 |
11 |
4 |
M10 |
12 |
90 |
60 |
14 |
4 |
M12 |
14 |
90 |
60 |
14 |
4 |
M12 |
14 |
90 |
60 |
14 |
4 |
M12 |
14 |
17.2 |
15 |
40 |
15 |
80 |
55 |
11 |
4 |
M10 |
12 |
95 |
65 |
14 |
4 |
M12 |
14 |
95 |
65 |
14 |
4 |
M12 |
14 |
95 |
65 |
14 |
4 |
M12 |
14 |
21.3 |
19 |
45 |
20 |
90 |
65 |
11 |
4 |
M10 |
14 |
105 |
75 |
14 |
4 |
M12 |
16 |
105 |
75 |
14 |
4 |
M12 |
16 |
105 |
75 |
14 |
4 |
M12 |
16 |
26.9 |
26 |
58 |
25 |
100 |
75 |
11 |
4 |
M10 |
14 |
115 |
85 |
14 |
4 |
M12 |
16 |
115 |
85 |
14 |
4 |
M12 |
16 |
115 |
85 |
14 |
4 |
M12 |
16 |
33.7 |
33 |
68 |
32 |
120 |
90 |
14 |
4 |
M12 |
16 |
140 |
100 |
18 |
4 |
M16 |
18 |
140 |
100 |
18 |
4 |
M16 |
18 |
140 |
100 |
18 |
4 |
M16 |
18 |
42.4 |
39 |
78 |
40 |
130 |
100 |
14 |
4 |
M12 |
16 |
150 |
110 |
18 |
4 |
M16 |
18 |
150 |
110 |
18 |
4 |
M16 |
18 |
150 |
110 |
18 |
4 |
M16 |
18 |
48.3 |
46 |
88 |
50 |
140 |
110 |
14 |
4 |
M12 |
16 |
165 |
125 |
18 |
4 |
M16 |
20 |
165 |
125 |
18 |
4 |
M16 |
20 |
165 |
125 |
18 |
4 |
M16 |
20 |
60.3 |
59 |
102 |
65 |
160 |
130 |
14 |
4 |
M12 |
16 |
185 |
145 |
18 |
4 |
M16 |
20 |
185 |
145 |
18 |
4 |
M16 |
20 |
185 |
145 |
18 |
8 |
M16 |
22 |
76.1 |
78 |
122 |
80 |
190 |
150 |
18 |
4 |
M16 |
18 |
200 |
160 |
18 |
8 |
M16 |
20 |
200 |
160 |
18 |
8 |
M16 |
20 |
200 |
160 |
18 |
8 |
M16 |
24 |
88.9 |
91 |
138 |
100 |
210 |
170 |
18 |
4 |
M16 |
18 |
220 |
180 |
18 |
8 |
M16 |
22 |
220 |
180 |
18 |
8 |
M16 |
22 |
235 |
190 |
22 |
8 |
M20 |
26 |
114.3 |
110 |
158 |
125 |
240 |
200 |
18 |
8 |
M16 |
20 |
250 |
210 |
18 |
8 |
M16 |
22 |
250 |
210 |
18 |
8 |
M16 |
22 |
270 |
220 |
26 |
8 |
M24 |
28 |
139.7 |
135 |
188 |
150 |
265 |
225 |
18 |
8 |
M16 |
20 |
285 |
240 |
22 |
8 |
M20 |
24 |
285 |
240 |
22 |
8 |
M20 |
24 |
300 |
250 |
26 |
8 |
M24 |
30 |
168.3 |
161 |
212 |
200 |
320 |
280 |
18 |
8 |
M16 |
22 |
340 |
295 |
22 |
8 |
M20 |
24 |
340 |
295 |
22 |
12 |
M20 |
26 |
360 |
310 |
26 |
12 |
M24 |
32 |
219.1 |
222 |
268 |
250 |
375 |
335 |
18 |
12 |
M16 |
24 |
395 |
350 |
22 |
12 |
M20 |
26 |
405 |
355 |
26 |
12 |
M24 |
29 |
425 |
370 |
30 |
12 |
M27 |
35 |
273 |
276 |
320 |
300 |
440 |
395 |
22 |
12 |
M20 |
24 |
445 |
400 |
22 |
12 |
M20 |
28 |
460 |
410 |
26 |
12 |
M24 |
32 |
485 |
430 |
30 |
16 |
M27 |
38 |
323.9 |
328 |
370 |
350 |
490 |
445 |
22 |
12 |
M20 |
26 |
505 |
460 |
22 |
16 |
M20 |
30 |
520 |
470 |
26 |
16 |
M24 |
35 |
555 |
490 |
33 |
16 |
M30 |
42 |
355.6 |
381 |
430 |
400 |
540 |
495 |
22 |
16 |
M20 |
28 |
565 |
515 |
26 |
16 |
M24 |
32 |
580 |
525 |
30 |
16 |
M27 |
38 |
620 |
550 |
36 |
16 |
M33 |
46 |
406.4 |
430 |
482 |
450 |
595 |
550 |
22 |
16 |
M20 |
28 |
615 |
565 |
26 |
20 |
M24 |
35 |
640 |
585 |
30 |
20 |
M27 |
42 |
670 |
600 |
36 |
20 |
M33 |
50 |
457 |
485 |
532 |
500 |
645 |
600 |
22 |
20 |
M20 |
30 |
670 |
620 |
26 |
20 |
M24 |
38 |
715 |
650 |
33 |
20 |
M30 |
46 |
730 |
660 |
36 |
20 |
M33 |
56 |
508 |
535 |
585 |
600 |
755 |
705 |
26 |
20 |
M24 |
36 |
780 |
725 |
30 |
20 |
M27 |
42 |
840 |
770 |
33 |
20 |
M30 |
52 |
845 |
770 |
39 |
20 |
M36X3 |
68 |
610 |
636 |
685 |
D表示法兰外径;K表示螺孔中心距;n表示螺栓孔数;L表示螺栓孔直径;A表示法兰内孔直径;d表示突台尺寸 |
二、JB81-94机械部标准Y型过滤器法兰尺寸、配套管径、螺栓尺寸
凸面平焊钢制管法兰 PN 1.0MPa(10bar)
公称通径 DN(mm) |
管子外径 A(mm) |
连接尺寸(mm) |
||||
法兰管径D |
螺栓孔中心圆直径K |
螺栓孔直径L |
螺栓、螺柱 |
|||
数量n |
螺纹Th 系列1/系列2 |
|||||
40 |
45 |
150/145 |
110 |
18 |
4 |
M16 |
50 |
57 |
165/160 |
125 |
18 |
4 |
M16 |
65 |
73 |
185/180 |
145 |
18 |
4 |
M16 |
80 |
89 |
200/195 |
160 |
18 |
4 |
M16 |
100 |
108 |
220/215 |
180 |
18 |
8 |
M16 |
125 |
133 |
250/245 |
210 |
18 |
8 |
M16 |
150 |
159 |
285/280 |
240 |
23 |
8 |
M20 |
175 |
194 |
310 |
270 |
23 |
8 |
M20 |
200 |
219 |
340/335 |
295 |
23 |
8 |
M20 |
225 |
245 |
365 |
325 |
23 |
8 |
M20 |
250 |
273 |
395/390 |
350 |
23 |
12 |
M20 |
300 |
325 |
445/440 |
400 |
23 |
12 |
M20 |
350 |
377 |
505/500 |
460 |
23 |
16 |
M20 |
400 |
426 |
565 |
515 |
26/25 |
16 |
M24/M22 |
450 |
480 |
615 |
565 |
26/25 |
20 |
M24/M22 |
500 |
530 |
670 |
620 |
26/25 |
20 |
M24/M22 |
600 |
630 |
780 |
725 |
30 |
20 |
M27 |
700 |
720 |
895 |
840 |
30 |
24 |
M27 |
800 |
820 |
1015/1010 |
950 |
34 |
24 |
M30 |
900 |
920 |
1115/1110 |
1050 |
34 |
28 |
M30 |
1000 |
1020 |
1230/1220 |
1160 |
36/34 |
28 |
M33/M30 |
1100 |
1120 |
1340 |
1270 |
36 |
28 |
M33 |
1200 |
1220 |
1455/1450 |
1380 |
39/41 |
32 |
M36 |
凸面平焊钢制管法兰 PN 1.6MPa(16bar)
公称通径 |
管子外径 |
连接尺寸(mm) |
||||
法兰管径D |
螺栓孔中心圆直径K |
螺栓孔直径L |
螺栓、螺柱 |
|||
数量n |
螺纹Th |
|||||
40 |
45 |
150/145 |
110 |
18 |
4 |
M16 |
50 |
57 |
165/160 |
125 |
18 |
4 |
M16 |
65 |
73 |
185/180 |
145 |
18 |
4 |
M16 |
80 |
89 |
200/195 |
160 |
18 |
8 |
M16 |
100 |
108 |
220/215 |
180 |
18 |
8 |
M16 |
125 |
133 |
250/245 |
210 |
18 |
8 |
M16 |
150 |
159 |
285/280 |
240 |
23 |
8 |
M20 |
175 |
194 |
310 |
270 |
23 |
8 |
M20 |
200 |
219 |
340/335 |
295 |
23 |
12 |
M20 |
225 |
245 |
365 |
325 |
23 |
12 |
M20 |
250 |
273 |
405 |
355 |
26/25 |
12 |
M24/M22 |
300 |
325 |
160 |
410 |
26/25 |
12 |
M24/M22 |
350 |
377 |
520 |
470 |
26/25 |
16 |
M24/M22 |
400 |
426 |
580 |
525 |
30 |
16 |
M27 |
450 |
480 |
640 |
585 |
30 |
20 |
M27 |
500 |
530 |
715/705 |
650 |
34 |
20 |
M30 |
600 |
630 |
840 |
770 |
36/41 |
20 |
M33/M36 |
700 |
720 |
910 |
840 |
36/41 |
24 |
M33/M36 |
800 |
820 |
1025/1020 |
950 |
39/41 |
24 |
M36 |
900 |
920 |
1125/1120 |
1050 |
39/41 |
28 |
M36 |
1000 |
1020 |
1255 |
1170 |
42/48 |
28 |
M39/M42 |
1100 |
1120 |
1370 |
1280 |
42 |
28 |
M39 |
1200 |
1220 |
1485 |
1390 |
48/54 |
32 |
M45/M48 |
凸面平焊钢制管法兰 PN 2.5MPa(25bar)
公称通径 |
管子外径 |
连接尺寸(mm) |
||||
法兰管径D |
螺栓孔中心圆直径K |
螺栓孔直径L |
螺栓、螺柱 |
|||
数量n |
螺纹Th |
|||||
40 |
45 |
150/145 |
110 |
18 |
4 |
M16 |
50 |
57 |
165/160 |
125 |
18 |
4 |
M16 |
65 |
73 |
185/180 |
145 |
18 |
8 |
M16 |
80 |
89 |
200/195 |
160 |
18 |
8 |
M16 |
100 |
108 |
235/230 |
190 |
23 |
8 |
M20 |
125 |
133 |
270 |
220 |
26/25 |
8 |
M24/M22 |
150 |
159 |
300 |
250 |
26/25 |
8 |
M24/M22 |
175 |
194 |
330 |
280 |
26/25 |
12 |
M24/M22 |
200 |
219 |
360 |
310 |
26/25 |
12 |
M24/M22 |
225 |
245 |
395 |
340 |
30 |
12 |
M27 |
250 |
273 |
425 |
370 |
30 |
12 |
M27 |
300 |
325 |
485 |
430 |
30 |
16 |
M27 |
350 |
377 |
555/550 |
490 |
40 |
16 |
M30 |
400 |
426 |
620/610 |
550 |
36/34 |
16 |
M33/M30 |
450 |
480 |
670/660 |
600 |
36/34 |
20 |
M33/M30 |
500 |
530 |
730 |
660 |
36/34 |
20 |
M33/M36 |
600 |
630 |
845/840 |
770 |
41 |
20 |
M36 |
700 |
720 |
960/955 |
875 |
42/48 |
24 |
M39/M42 |
800 |
820 |
1085/1070 |
990 |
48 |
24 |
M45/M42 |
900 |
920 |
1185/1180 |
1090 |
48/54 |
28 |
M45/M48 |
1000 |
1020 |
1320/1305 |
1210 |
55/58 |
28 |
M52 |
1100 |
1124 |
1425 |
1315 |
55 |
28 |
M52 |
1200 |
1220 |
1530/1525 |
1420 |
55/58 |
32 |
M52 |