JLL-H76对夹双瓣旋启蝶式止回阀
产品概述 Product Description
H76对夹双瓣旋启蝶式止回阀用于纯净管路及工业、环保、水处理、高层建筑给排水管路,阻止介质逆向流动之用。该止回阀采用对夹式,蝶板为两个半圆,且采用弹簧强制复位,密封面可为本体堆焊耐磨材料或衬橡胶,使用范围广,密封可靠。
产品特点 Product Features
1.体积小,重量轻,结构紧凑、维修方便
2.阀板采用对偶式,在弹簧的弹性力下矩下可自行速闭
3.因速闭作用,可防止介质倒流
4.阀体结构长度尺寸小,刚性好
5.安全方便,可用于水平垂直两个方向安装
结构示意图 Structure Diagram
主要零件尺寸 Main component dimensions
主要 零件 材料 |
阀体 |
WCB(A105) |
ZG1Cr18Ni9Ti |
CFB(304) |
CF3(304L) |
ZG1Cr18Ni12Mo2Ti |
CF8M(316) |
CF3M(316M) |
阀擗 |
CF8 |
CF8 |
CF8 |
CF3 |
CF9M |
CF8M |
CF3M |
|
目轴 |
2Cr13 |
1Cr18Ni9Ti |
0Cr18Ni9 |
00Cr19Ni10 |
ZG1Cr18Ni12Mo2Ti |
0Cr17Ni12Mo2 |
00Cr17Ni14Mo2 |
|
弹簧 |
0Cr18Ni9 |
0Cr18Ni9 |
0Cr18Ni9 |
00Cr19Ni10 |
00Cr17Ni14Mo2 |
00Cr17Ni14Mo2 |
00Cr17Ni14Mo2 |
|
适用工况 |
适用介质 |
水、蒸汽、 油品等 |
硝酸等腐蚀性介质 |
强氧化性 介质 |
醋酸等腐蚀性介质 |
尿素等腐 蚀性介质 |
||
适用温度(℃) |
-29~425 |
-196~540 |
-196~425 |
-196~540 |
-196~455 |
压力级 |
公称通径 |
R寸Cmm) |
|
配管法兰(供参考) |
|||||||||
NPS |
DN |
L |
D |
D3 |
D2 |
重量 |
螺栓孔 |
螺栓 |
螺栓直径d |
螺栓长度L1 |
|||
in |
mm |
RI |
RJ |
||||||||||
Cllass150 |
2 |
50 |
60 |
103 |
56 |
51 |
2 |
120.5 |
4 |
5/8 |
M16 |
140 |
155 |
21/2 |
65 |
67 |
122 |
73 |
65 |
3 |
139.5 |
4 |
5/8 |
M16 |
150 |
165 |
|
3 |
80 |
73 |
135 |
88 |
80 |
4 |
152.5 |
4 |
5/8 |
M16 |
160 |
175 |
|
4 |
100 |
73 |
173 |
108 |
102 |
6 |
190.5 |
8 |
5/8 |
M16 |
170 |
185 |
|
5 |
125 |
86 |
195 |
132 |
127 |
8 |
216.0 |
8 |
3/4 |
M20 |
190 |
205 |
|
6 |
150 |
98 |
220 |
160 |
152 |
13 |
241.5 |
8 |
3/4 |
M20 |
205 |
220 |
|
8 |
200 |
127 |
277 |
210 |
203 |
25 |
298.5 |
8 |
3/4 |
M20 |
240 |
255 |
|
10 |
250 |
146 |
337 |
266 |
254 |
39 |
362.0 |
12 |
7/8 |
M24 |
270 |
285 |
|
12 |
300 |
181 |
407 |
310 |
305 |
54 |
432.0 |
12 |
7/8 |
M24 |
310 |
325 |
|
14 |
350 |
184 |
448 |
355 |
350 |
80 |
476.0 |
12 |
1 |
M27 |
325 |
340 |
|
16 |
400 |
191 |
512 |
405 |
400 |
117 |
540.0 |
16 |
1 |
M27 |
340 |
355 |
|
18 |
450 |
203 |
547 |
455 |
450 |
138 |
578.0 |
16 |
11/8 |
M30 |
365 |
380 |
|
20 |
500 |
319 |
604 |
505 |
500 |
163 |
635.0 |
20 |
11/8 |
M30 |
385 |
400 |
|
24 |
600 |
222 |
715 |
605 |
600 |
331 |
749.5 |
20 |
3/4 |
M33 |
405 |
420 |
|
28 |
700 |
305 |
773 |
700 |
700 |
380 |
795.5 |
40 |
3/4 |
M20 |
455 |
- |
|
30 |
750 |
305 |
824 |
750 |
746 |
425 |
846.0 |
44 |
3/4 |
M20 |
455 |
- |
|
32 |
800 |
305 |
878 |
800 |
796 |
560 |
900.0 |
48 |
7/8 |
M20 |
460 |
- |
|
36 |
900 |
368 |
983 |
910 |
898 |
640 |
1009.5 |
44 |
1 |
M24 |
540 |
- |
|
42 |
1050 |
432 |
1142 |
1055 |
1050 |
960 |
1171.5 |
48 |
11/8 |
M27 |
625 |
- |
|
48 |
1200 |
524 |
1302 |
1205 |
1200 |
1400 |
1335.0 |
44 |
5/8 |
M30 |
740 |
- |
|
Class300 |
2 |
50 |
60 |
110 |
58 |
51 |
3 |
127.0 |
8 |
3/4 |
M16 |
155 |
175 |
21/2 |
65 |
67 |
128 |
73 |
65 |
4 |
149.0 |
8 |
3/4 |
M20 |
175 |
195 |
|
3 |
80 |
73 |
147 |
88 |
80 |
6 |
168.5 |
8 |
3/4 |
M20 |
190 |
210 |
|
4 |
100 |
73 |
179 |
108 |
102 |
8 |
200.0 |
8 |
3/4 |
M20 |
195 |
215 |
|
5 |
125 |
86 |
214 |
132 |
127 |
15 |
235.0 |
8 |
3/4 |
M20 |
215 |
235 |
|
6 |
150 |
98 |
249 |
160 |
152 |
18 |
270.0 |
12 |
3/4 |
M20 |
230 |
250 |
|
8 |
200 |
127 |
305 |
210 |
203 |
31 |
330.0 |
12 |
7/8 |
M24 |
280 |
300 |
|
10 |
250 |
146 |
359 |
266 |
254 |
51 |
387.5 |
16 |
1 |
M27 |
315 |
335 |
|
12 |
300 |
181 |
420 |
310 |
305 |
77 |
451.0 |
16 |
11/8 |
M30 |
365 |
385 |
|
14 |
350 |
222 |
483 |
355 |
350 |
117 |
514.5 |
20 |
11/8 |
M30 |
410 |
430 |
|
16 |
400 |
232 |
537 |
405 |
400 |
190 |
571.5 |
20 |
11/4 |
M33 |
435 |
455 |
|
18 |
450 |
264 |
594 |
455 |
450 |
200 |
628.5 |
24 |
11/4 |
M33 |
475 |
495 |
|
20 |
500 |
292 |
652 |
505 |
500 |
265 |
686.0 |
24 |
11/4 |
M33 |
510 |
535 |
|
24 |
600 |
318 |
772 |
608 |
600 |
410 |
813.0 |
24 |
11/2 |
M39 |
560 |
585 |
|
30 |
750 |
368 |
882 |
740 |
735 |
660 |
921.0 |
36 |
13/8 |
M36 |
650 |
- |
|
36 |
900 |
483 |
1044 |
880 |
873 |
1020 |
1089.0 |
32 |
15/8 |
M42 |
800 |
- |
|
42 |
1050 |
568 |
1196 |
1045 |
1035 |
1540 |
1244.5 |
36 |
13/4 |
M45 |
920 |
- |
|
48 |
1200 |
629 |
1365 |
1190 |
1179 |
2260 |
1416.0 |
40 |
17/8 |
M48 |
1010 |
- |
压力级 |
公称通径 |
R寸Cmm) |
|
配管法兰(供参考) |
|||||||||
NPS |
DN |
L |
D |
D3 |
D2 |
重量 |
螺栓孔中心 |
螺栓 |
螺栓 |
螺栓 |
|||
in |
mm |
RI |
RJ |
||||||||||
Cllass600 |
2 |
50 |
60 |
110 |
58 |
51 |
4 |
127.0 |
8 |
5/8 |
M16 |
175 |
180 |
21/2 |
65 |
67 |
128 |
73 |
65 |
5 |
149.0 |
8 |
3/4 |
M20 |
195 |
200 |
|
3 |
80 |
73 |
147 |
88 |
80 |
8 |
168.5 |
8 |
3/4 |
M20 |
210 |
215 |
|
4 |
100 |
79 |
191 |
108 |
102 |
11 |
216.0 |
8 |
7/8 |
M24 |
235 |
240 |
|
5 |
125 |
105 |
239 |
136 |
127 |
20 |
267.0 |
8 |
1 |
M27 |
280 |
285 |
|
6 |
150 |
136 |
264 |
162 |
152 |
26 |
292.0 |
12 |
1 |
M27 |
320 |
325 |
|
8 |
200 |
165 |
318 |
121 |
200 |
55 |
349.0 |
12 |
11/8 |
M30 |
370 |
375 |
|
10 |
250 |
213 |
398 |
266 |
250 |
95 |
432.0 |
16 |
11/4 |
M33 |
440 |
445 |
|
12 |
300 |
229 |
455 |
312 |
305 |
140 |
489.0 |
20 |
11/4 |
M33 |
460 |
465 |
|
14 |
350 |
273 |
40 |
355 |
337 |
223 |
527.0 |
20 |
13/8 |
M36 |
520 |
525 |
|
16 |
400 |
305 |
562 |
400 |
387 |
360 |
603.0 |
20 |
11/2 |
M39 |
575 |
580 |
|
18 |
450 |
362 |
610 |
450 |
438 |
395 |
654.0 |
20 |
15/8 |
M42 |
650 |
655 |
|
20 |
500 |
368 |
680 |
500 |
489 |
518 |
724.0 |
24 |
15/8 |
M42 |
670 |
680 |
|
24 |
600 |
438 |
786 |
600 |
591 |
836 |
838.0 |
24 |
17/8 |
M48 |
780 |
790 |
|
Cllass900 |
2 |
50 |
70 |
140 |
58 |
51 |
8 |
165.0 |
8 |
7/8 |
M24 |
225 |
230 |
21/2 |
65 |
83 |
162 |
73 |
65 |
11 |
190.5 |
8 |
1 |
M27 |
250 |
255 |
|
3 |
80 |
83 |
165 |
90 |
80 |
14 |
190.5 |
8 |
7/8 |
M24 |
240 |
245 |
|
4 |
100 |
102 |
204 |
108 |
102 |
20 |
235.0 |
8 |
11/8 |
M30 |
285 |
290 |
|
5 |
125 |
110 |
245 |
136 |
127 |
30 |
279.5 |
8 |
11/4 |
M33 |
310 |
315 |
|
6 |
150 |
159 |
280 |
162 |
150 |
42 |
317.5 |
12 |
11/8 |
M30 |
365 |
370 |
|
8 |
200 |
206 |
350 |
212 |
200 |
84 |
393.5 |
12 |
13/8 |
M36 |
440 |
445 |
|
10 |
250 |
241 |
432 |
266 |
250 |
145 |
470.0 |
16 |
13/8 |
M36 |
490 |
495 |
|
12 |
300 |
292 |
495 |
312 |
305 |
220 |
533.5 |
20 |
13/8 |
M36 |
560 |
565 |
|
14 |
350 |
356 |
518 |
355 |
337 |
350 |
559.0 |
20 |
11/2 |
M39 |
645 |
655 |
|
16 |
400 |
384 |
572 |
400 |
387 |
470 |
616.0 |
20 |
15/8 |
M42 |
685 |
695 |
|
18 |
450 |
451 |
635 |
450 |
438 |
605 |
686.0 |
20 |
17/8 |
M48 |
790 |
805 |
|
20 |
500 |
451 |
695 |
496 |
487 |
820 |
749.5 |
20 |
2 |
M52 |
810 |
825 |
|
24 |
600 |
495 |
835 |
600 |
591 |
1050 |
901.5 |
20 |
21/2 |
M64 |
945 |
965 |
|
2 |
50 |
70 |
140 |
58 |
51 |
8 |
165.0 |
8 |
7/8 |
M24 |
225 |
230 |
|
Cllass1500 |
21/2 |
65 |
83 |
162 |
73 |
65 |
11 |
190.5 |
8 |
1 |
M27 |
250 |
255 |
3 |
80 |
83 |
172 |
90 |
80 |
19 |
203.0 |
8 |
11/8 |
M30 |
270 |
275 |
|
4 |
100 |
102 |
207 |
108 |
102 |
26 |
241.5 |
8 |
11/4 |
M33 |
310 |
315 |
|
5 |
125 |
110 |
252 |
136 |
127 |
51 |
292.0 |
8 |
11/2 |
M39 |
370 |
375 |
|
6 |
150 |
159 |
286 |
162 |
150 |
68 |
317.5 |
12 |
13/8 |
M36 |
430 |
440 |
|
8 |
200 |
206 |
356 |
212 |
200 |
130 |
393.5 |
12 |
15/8 |
M42 |
510 |
520 |
|
10 |
250 |
248 |
433 |
266 |
254 |
210 |
482.5 |
12 |
17/8 |
M48 |
600 |
610 |
|
12 |
300 |
305 |
518 |
312 |
305 |
384 |
571.5 |
16 |
2 |
M52 |
695 |
715 |
|
14 |
350 |
356 |
576 |
355 |
377 |
550 |
635.0 |
16 |
21/4 |
M56 |
775 |
800 |
|
16 |
400 |
384 |
639 |
400 |
387 |
635 |
705.0 |
16 |
21/2 |
M64 |
850 |
880 |
压力级 |
公称通径 |
尺寸(mm) |
重量 |
配管法兰(供参考) |
|||||||||
NPS |
DN |
L |
D |
D3 |
D2 |
螺栓孔中心 |
螺栓 |
螺栓直径d |
螺栓 |
||||
in |
mm |
||||||||||||
Class2500 |
2 |
50 |
70 |
143 |
143 |
42 |
10 |
171.5 |
8 |
1 |
M27 |
255 |
260 |
21/2 |
65 |
83 |
166 |
166 |
52 |
18 |
197.0 |
8 |
11/8 |
M30 |
290 |
305 |
|
3 |
80 |
86 |
194 |
194 |
62 |
26 |
228.5 |
8 |
11/4 |
M33 |
320 |
330 |
|
4 |
100 |
105 |
232 |
232 |
88 |
40 |
273.0 |
8 |
11/2 |
M39 |
370 |
380 |
|
5 |
125 |
110 |
277 |
277 |
100 |
59 |
324.0 |
8 |
13/4 |
M45 |
420 |
435 |
|
6 |
150 |
159 |
315 |
315 |
150 |
90 |
368.5 |
8 |
2 |
M52 |
515 |
530 |
|
8 |
200 |
206 |
385 |
385 |
180 |
150 |
438.0 |
12 |
2 |
M52 |
600 |
620 |
|
10 |
250 |
254 |
474 |
474 |
225 |
240 |
539.5 |
12 |
21/2 |
M64 |
750 |
775 |
|
12 |
300 |
305 |
547 |
547 |
266 |
440 |
619.0 |
12 |
23/4 |
M70 |
855 |
885 |
公称压力 |
公称通径 |
尺寸(mm) |
重量 |
配管法兰(供参考) |
||||||
L |
D |
D3 |
D2 |
螺栓孔中心 |
螺栓 |
螺栓直径 |
螺栓 |
|||
PN1.0MPa |
50 |
60 |
108 |
56 |
51 |
2 |
125 |
4 |
M16 |
150 |
65 |
67 |
128 |
73 |
65 |
3 |
145 |
4 |
M16 |
155 |
|
80 |
73 |
142 |
88 |
80 |
4 |
160 |
8 |
M16 |
160 |
|
100 |
73 |
162 |
108 |
102 |
6 |
180 |
8 |
M16 |
165 |
|
125 |
86 |
192 |
132 |
127 |
8 |
210 |
8 |
M16 |
180 |
|
150 |
98 |
218 |
160 |
152 |
13 |
240 |
8 |
M20 |
205 |
|
200 |
127 |
273 |
210 |
203 |
24 |
295 |
8 |
M20 |
235 |
|
250 |
146 |
328 |
266 |
254 |
37 |
350 |
12 |
M20 |
255 |
|
300 |
181 |
378 |
310 |
305 |
50 |
400 |
12 |
M20 |
290 |
|
350 |
184 |
438 |
355 |
350 |
76 |
460 |
16 |
M20 |
295 |
|
400 |
191 |
489 |
405 |
400 |
110 |
515 |
16 |
M24 |
310 |
|
450 |
203 |
539 |
455 |
450 |
135 |
565 |
20 |
M24 |
325 |
|
500 |
219 |
594 |
505 |
500 |
158 |
620 |
20 |
M24 |
345 |
|
600 |
222 |
696 |
605 |
600 |
320 |
725 |
20 |
M27 |
355 |
|
700 |
305 |
811 |
700 |
675 |
380 |
840 |
24 |
M27 |
440 |
|
800 |
305 |
918 |
800 |
796 |
560 |
950 |
24 |
M30 |
450 |
|
900 |
368 |
1018 |
903 |
898 |
640 |
1050 |
28 |
M30 |
520 |
|
1000 |
432 |
1124 |
1055 |
1050 |
900 |
1160 |
28 |
M33 |
590 |
|
1200 |
524 |
1340 |
1205 |
1200 |
1400 |
1380 |
32 |
M36 |
695 |
|
PN1.6MPa |
50 |
600 |
108 |
56 |
51 |
2 |
125 |
4 |
M16 |
150 |
65 |
67 |
128 |
73 |
65 |
3 |
145 |
4 |
M16 |
155 |
|
80 |
73 |
142 |
88 |
80 |
4 |
160 |
8 |
M16 |
160 |
公称压力 |
公称 |
尺寸(mm) |
重量 |
配管法兰(供参考) |
||||||
L |
D |
D3 |
D2 |
累栓孔中心 |
螺栓 |
螺栓 |
螺栓 |
|||
PN1.6MPa |
100 |
73 |
162 |
108 |
102 |
6 |
180 |
8 |
M16 |
165 |
125 |
86 |
192 |
132 |
127 |
8 |
210 |
8 |
M16 |
180 |
|
150 |
98 |
218 |
160 |
152 |
13 |
240 |
8 |
M20 |
205 |
|
200 |
127 |
273 |
210 |
203 |
24 |
295 |
12 |
M20 |
235 |
|
250 |
146 |
329 |
266 |
254 |
39 |
355 |
12 |
M24 |
265 |
|
300 |
181 |
384 |
310 |
305 |
50 |
410 |
12 |
M24 |
305 |
|
350 |
184 |
444 |
355 |
350 |
76 |
470 |
16 |
M24 |
310 |
|
400 |
191 |
496 |
405 |
400 |
110 |
525 |
16 |
M27 |
330 |
|
450 |
203 |
556 |
455 |
450 |
135 |
585 |
20 |
M27 |
345 |
|
500 |
219 |
618 |
505 |
500 |
158 |
650 |
20 |
M30 |
370 |
|
600 |
222 |
732 |
605 |
600 |
320 |
770 |
20 |
M33 |
380 |
|
700 |
305 |
802 |
700 |
695 |
380 |
840 |
24 |
M33 |
470 |
|
800 |
305 |
912 |
800 |
796 |
560 |
950 |
24 |
M36 |
475 |
|
900 |
368 |
1012 |
903 |
898 |
640 |
1050 |
28 |
M36 |
545 |
|
1000 |
432 |
1126 |
1055 |
1050 |
900 |
1170 |
28 |
M39 |
620 |
|
1200 |
524 |
1340 |
1205 |
1200 |
1400 |
1390 |
32 |
M45 |
735 |
|
PN2.5MPa |
50 |
60 |
108 |
56 |
51 |
2 |
125 |
4 |
M16 |
150 |
65 |
67 |
128 |
73 |
65 |
3 |
145 |
8 |
M16 |
160 |
|
80 |
73 |
142 |
88 |
80 |
4 |
160 |
8 |
M16 |
170 |
|
100 |
73 |
168 |
108 |
102 |
6 |
190 |
8 |
M20 |
180 |
|
125 |
86 |
194 |
132 |
127 |
8 |
220 |
8 |
M24 |
205 |
|
150 |
98 |
224 |
160 |
152 |
14 |
250 |
8 |
M24 |
220 |
|
200 |
127 |
284 |
210 |
203 |
27 |
310 |
12 |
M24 |
255 |
|
250 |
146 |
341 |
266 |
254 |
42 |
370 |
12 |
M27 |
285 |
|
300 |
181 |
401 |
310 |
305 |
54 |
430 |
16 |
M27 |
325 |
|
350 |
184 |
458 |
355 |
350 |
86 |
490 |
16 |
M30 |
340 |
|
400 |
191 |
515 |
405 |
40 |
120 |
550 |
16 |
M33 |
360 |
|
450 |
203 |
565 |
455 |
450 |
148 |
600 |
20 |
M33 |
375 |
|
500 |
219 |
622 |
505 |
500 |
165 |
660 |
20 |
M33 |
395 |
|
600 |
222 |
732 |
605 |
600 |
340 |
770 |
20 |
M36 |
410 |
|
700 |
305 |
831 |
700 |
695 |
400 |
875 |
24 |
M39 |
500 |
|
800 |
305 |
942 |
800 |
796 |
580 |
990 |
24 |
M45 |
520 |
|
900 |
368 |
1040 |
903 |
898 |
660 |
1090 |
28 |
M45 |
590 |
|
1000 |
432 |
1155 |
1055 |
1050 |
960 |
1210 |
28 |
M52 |
675 |
|
1200 |
524 |
1365 |
1205 |
1200 |
1440 |
1420 |
32 |
M52 |
790 |
公称压力 |
公称通径 |
尺寸(mm) |
重量 |
配管法兰(供参考) |
|||||||
L |
D |
D3 |
D2 |
螺栓孔中心 |
螺栓 |
螺栓 |
螺栓 |
||||
RF、MFM |
RJ |
||||||||||
PN4.0MPa |
50 |
60 |
108 |
58 |
51 |
3 |
125 |
4 |
M16 |
150 |
- |
65 |
67 |
125 |
73 |
65 |
4 |
145 |
8 |
M16 |
160 |
- |
|
80 |
73 |
142 |
88 |
80 |
6 |
160 |
8 |
M16 |
170 |
- |
|
100 |
73 |
168 |
108 |
102 |
8 |
190 |
8 |
M20 |
180 |
- |
|
125 |
86 |
194 |
132 |
127 |
13 |
220 |
8 |
M24 |
205 |
- |
|
150 |
98 |
224 |
160 |
152 |
16 |
250 |
8 |
M24 |
220 |
- |
|
200 |
127 |
291 |
210 |
203 |
28 |
320 |
12 |
M27 |
270 |
- |
|
250 |
146 |
353 |
266 |
254 |
49 |
385 |
12 |
M30 |
300 |
- |
|
300 |
181 |
418 |
310 |
305 |
76 |
450 |
16 |
M30 |
3485 |
- |
|
350 |
222 |
475 |
355 |
350 |
114 |
510 |
16 |
M33 |
400 |
- |
|
400 |
232 |
547 |
405 |
400 |
190 |
585 |
16 |
M36 |
425 |
- |
|
450 |
264 |
572 |
455 |
450 |
200 |
610 |
20 |
M36 |
470 |
- |
|
500 |
292 |
626 |
505 |
500 |
260 |
670 |
20 |
M39 |
505 |
- |
|
600 |
318 |
745 |
608 |
600 |
404 |
795 |
20 |
M45 |
575 |
- |
|
PN6.3MPa |
50 |
60 |
114 |
58 |
51 |
4 |
135 |
4 |
M20 |
170 |
185 |
65 |
67 |
138 |
73 |
65 |
5 |
160 |
8 |
M20 |
180 |
195 |
|
80 |
73 |
148 |
88 |
80 |
7 |
170 |
8 |
M20 |
190 |
205 |
|
100 |
79 |
174 |
108 |
102 |
10 |
200 |
8 |
M24 |
210 |
225 |
|
125 |
105 |
221 |
132 |
127 |
16 |
240 |
8 |
M27 |
250 |
265 |
|
150 |
136 |
248 |
162 |
152 |
20 |
280 |
8 |
M30 |
290 |
305 |
|
200 |
165 |
310 |
212 |
200 |
38 |
345 |
12 |
M33 |
335 |
350 |
|
250 |
213 |
362 |
266 |
250 |
62 |
400 |
12 |
M33 |
395 |
410 |
|
300 |
229 |
422 |
310 |
305 |
100 |
460 |
16 |
M33 |
420 |
435 |
|
350 |
273 |
487 |
355 |
350 |
160 |
525 |
16 |
M36 |
480 |
495 |
|
400 |
305 |
541 |
405 |
400 |
260 |
585 |
16 |
M39 |
525 |
540 |
|
PN10.0MPa |
50 |
60 |
120 |
58 |
51 |
5 |
145 |
4 |
M24 |
185 |
200 |
65 |
67 |
144 |
73 |
65 |
7 |
170 |
8 |
M24 |
195 |
210 |
|
80 |
73 |
154 |
88 |
80 |
10 |
180 |
8 |
M24 |
205 |
220 |
|
100 |
79 |
181 |
108 |
102 |
12 |
210 |
8 |
M27 |
225 |
240 |
|
125 |
105 |
218 |
132 |
127 |
19 |
250 |
8 |
M30 |
265 |
280 |
|
150 |
136 |
258 |
162 |
152 |
25 |
290 |
12 |
M30 |
305 |
320 |
|
200 |
165 |
324 |
212 |
200 |
56 |
360 |
12 |
M33 |
355 |
370 |
|
250 |
213 |
392 |
266 |
250 |
94 |
430 |
12 |
M36 |
425 |
440 |
|
300 |
229 |
456 |
312 |
305 |
142 |
500 |
16 |
M39 |
465 |
480 |
|
350 |
273 |
510 |
355 |
350 |
230 |
560 |
16 |
M45 |
535 |
550 |
|
400 |
305 |
570 |
405 |
400 |
366 |
620 |
16 |
M45 |
585 |
600 |
公称压力 |
公称通径 |
R寸(mm) |
重量 |
配管法兰(供参考) |
|||||||
L |
D |
D3 |
D2 |
螺栓孔中心 |
螺栓 |
螺栓 |
螺栓 |
||||
RF、MFM |
RJ |
||||||||||
PN16.0MPa |
50 |
70 |
142 |
56 |
51 |
8 |
165 |
8 |
M22 |
205 |
220 |
65 |
83 |
162 |
73 |
65 |
11 |
190 |
8 |
M27 |
245 |
260 |
|
80 |
83 |
176 |
90 |
80 |
16 |
205 |
8 |
M27 |
250 |
265 |
|
100 |
102 |
208 |
108 |
102 |
19 |
240 |
8 |
M30 |
280 |
295 |
|
125 |
110 |
247 |
136 |
127 |
33 |
285 |
8 |
M36 |
335 |
350 |
|
150 |
159 |
280 |
162 |
150 |
40 |
318 |
12 |
M36 |
385 |
405 |
|
200 |
206 |
356 |
212 |
203 |
84 |
400 |
12 |
M42 |
470 |
490 |
|
250 |
241 |
435 |
266 |
250 |
146 |
485 |
12 |
M48 |
535 |
555 |
|
300 |
292 |
620 |
312 |
305 |
230 |
570 |
16 |
M48 |
610 |
540 |
|
PN16.0MPa |
50 |
70 |
120 |
56 |
51 |
7 |
145 |
4 |
M24 |
210 |
225 |
65 |
83 |
144 |
73 |
65 |
10 |
170 |
8 |
M24 |
235 |
250 |
|
80 |
83 |
154 |
90 |
80 |
14 |
180 |
8 |
M24 |
245 |
260 |
|
100 |
102 |
181 |
108 |
102 |
17 |
210 |
8 |
M27 |
280 |
295 |
|
125 |
110 |
218 |
136 |
127 |
28 |
250 |
8 |
M30 |
305 |
320 |
|
150 |
159 |
258 |
162 |
152 |
36 |
290 |
12 |
M30 |
365 |
385 |
|
200 |
206 |
325 |
212 |
203 |
78 |
360 |
12 |
M33 |
425 |
445 |
|
250 |
241 |
389 |
266 |
254 |
130 |
430 |
12 |
M39 |
495 |
515 |
|
300 |
292 |
459 |
312 |
305 |
210 |
500 |
16 |
M39 |
570 |
600 |
|
PN20.0MPa |
50 |
70 |
136 |
56 |
51 |
8 |
160 |
8 |
M22 |
215 |
230 |
65 |
83 |
174 |
73 |
65 |
16 |
203 |
8 |
M27 |
255 |
270 |
|
80 |
83 |
198 |
90 |
80 |
22 |
230 |
8 |
M30 |
270 |
285 |
|
100 |
102 |
254 |
108 |
102 |
35 |
292 |
8 |
M36 |
330 |
345 |
|
125 |
110 |
280 |
136 |
127 |
50 |
318 |
12 |
M36 |
355 |
375 |
|
150 |
159 |
316 |
162 |
152 |
78 |
360 |
12 |
M42 |
430 |
450 |
|
200 |
206 |
390 |
212 |
203 |
120 |
440 |
12 |
M48 |
510 |
530 |
|
250 |
248 |
518 |
266 |
254 |
220 |
572 |
16 |
M52 |
595 |
625 |
|
PN25.0MPa |
50 |
70 |
124 |
56 |
51 |
8 |
150 |
8 |
M24 |
215 |
230 |
65 |
83 |
154 |
73 |
65 |
14 |
180 |
8 |
M24 |
235 |
250 |
|
80 |
83 |
171 |
90 |
80 |
20 |
200 |
8 |
M27 |
250 |
265 |
|
100 |
102 |
203 |
108 |
102 |
28 |
235 |
8 |
M30 |
290 |
305 |
|
125 |
10 |
243 |
136 |
127 |
44 |
275 |
12 |
M30 |
310 |
325 |
|
150 |
159 |
285 |
162 |
152 |
70 |
320 |
12 |
M33 |
385 |
405 |
|
200 |
206 |
359 |
212 |
203 |
110 |
400 |
12 |
M39 |
470 |
490 |
|
250 |
248 |
443 |
266 |
254 |
200 |
490 |
16 |
M45 |
560 |
580 |
|
300 |
305 |
540 |
312 |
305 |
350 |
590 |
16 |
M48 |
665 |
695 |
注:1、不同的法兰标准尺寸有一定的差异,故配管法兰的螺栓直径d、螺栓长度L1等尺寸仅供参考.本表中配管法兰尺寸主要以JB/T74~90标准系列2为依据. 2、RF表示突面法兰;MFM表凹凸面法兰;RJ表示环连接面法兰.
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