主要零件材料及工况
主要
零件
材料
|
阀 体 |
WCB(A105) |
ZG1Cr18Ni9Ti |
CF8(304) |
CF8(304L) |
ZG1Cr18Ni12Mo2Ti |
CF8M(316) |
CF3M(316L) |
阀 瓣 |
CF8 |
CF8 |
CF8 |
CF3 |
CF8M |
CF8M |
CF3M |
阀 轴 |
2Cr13 |
1Cr18Ni9Ti |
0Cr18Ni9 |
00Cr19Ni10 |
1Cr18Ni12Mo2Ti |
0Cr17Ni12Mo2 |
00Cr17Ni14Mo2 |
弹 簧 |
0Cr18Ni9 |
0Cr18Ni9 |
0Cr18Ni9 |
00Cr19Ni10 |
0Cr17Ni12Mo2 |
0Cr17Ni12Mo2 |
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 |
|

|
H76系列对夹双瓣旋启式止回阀主要尺寸及重量
压力级 |
口径 |
尺寸 |
重量
(kg) |
配管法兰(供 参 考) |
NPS |
DN |
L |
D |
D3 |
D2 |
螺栓孔中心
圆直径D1 |
螺栓
数量 |
螺栓直径d |
螺栓长度L1 |
in |
mm |
RF |
RJ |
Class
150PN
2.0MPa |
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 |
6 |
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 |
219 |
604 |
505 |
500 |
163 |
635.0 |
20 |
11/8 |
M30 |
385 |
400 |
24 |
600 |
222 |
715 |
605 |
600 |
331 |
749.5 |
20 |
11/4 |
M33 |
405 |
420 |
28 |
70 |
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 |
3/4 |
M20 |
460 |
— |
36 |
900 |
368 |
983 |
910 |
898 |
640 |
1009.5 |
44 |
7/8 |
M24 |
540 |
— |
42 |
1050 |
432 |
1142 |
1055 |
1050 |
960 |
1171.5 |
48 |
1 |
M27 |
625 |
— |
48 |
1200 |
524 |
1302 |
1205 |
1200 |
1400 |
1335.0 |
44 |
11/8 |
M30 |
740 |
— |
Class
300PN
5.0MPa |
2 |
50 |
60 |
110 |
58 |
51 |
3 |
127.0 |
8 |
5/8 |
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 |
口径 |
尺寸 |
重量
(kg) |
配管法兰(供 参 考) |
NPS |
DN |
L |
D |
D3 |
D2 |
螺栓孔中心
圆直径D1 |
螺栓
数量 |
螺栓直径d |
螺栓长度L1 |
in |
mm |
RF |
RJ |
Class
600PN
11.0MPa |
2 |
50 |
60 |
110 |
58 |
51 |
4 |
127.0 |
8 |
5/8 |
M16 |
175 |
180 |
21/2 |
56 |
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 |
136 |
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 |
212 |
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 |
490 |
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 |
Class
900PN
15.0MPa |
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 |
286 |
162 |
150 |
42 |
317.5 |
12 |
11/8 |
M30 |
365 |
370 |
8 |
200 |
206 |
356 |
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 |
Class
1500PN
26.0MPa |
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 |
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 |
280 |
162 |
150 |
68 |
317.5 |
12 |
13/8 |
M36 |
430 |
440 |
8 |
200 |
206 |
350 |
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 |
337 |
550 |
635.0 |
16 |
27/4 |
M56 |
775 |
800 |
16 |
400 |
384 |
639 |
400 |
387 |
635 |
705.0 |
16 |
21/2 |
M64 |
850 |
880 |
|
| |
压力级 |
口径 |
尺寸(mm) |
重量
(kg) |
配管法兰(供参考) |
NPS |
DN |
L |
D |
D3 |
D2 |
螺栓孔中心
圆直径D1 |
螺栓
数量 |
螺栓直径d |
螺栓长度L1 |
in |
mm |
Class
2500PN
42.0MPa |
2 |
50 |
70 |
143 |
48 |
42 |
10 |
171.0 |
8 |
1 |
M27 |
255 |
260 |
21/2 |
65 |
83 |
166 |
58 |
52 |
18 |
197.0 |
8 |
11/8 |
M30 |
290 |
305 |
3 |
80 |
86 |
194 |
68 |
62 |
26 |
228.5 |
8 |
11/4 |
M33 |
320 |
330 |
4 |
100 |
105 |
232 |
94 |
88 |
40 |
273.0 |
8 |
11/2 |
M39 |
370 |
380 |
5 |
125 |
110 |
277 |
106 |
100 |
59 |
324.0 |
8 |
13/4 |
M45 |
420 |
435 |
6 |
150 |
159 |
315 |
162 |
150 |
90 |
368.5 |
8 |
2 |
M52 |
515 |
530 |
8 |
200 |
206 |
385 |
186 |
180 |
150 |
438.0 |
12 |
2 |
M52 |
600 |
620 |
10 |
250 |
254 |
474 |
232 |
225 |
240 |
539.5 |
12 |
21/2 |
M64 |
750 |
775 |
12 |
300 |
305 |
547 |
272 |
266 |
440 |
619.0 |
12 |
23/4 |
M27 |
855 |
885 |
|
|