本系列球阀按密封性能分为感触密封和软密封，本产品以广泛应用于电力、石油、化工、造纸、轻防、食品、制造、航空航天等领域。
主要外形和连接尺寸
|
公称压力 |
公称通径 |
尺 寸(mm) |
|
L |
D |
D1 |
D2 |
D6 |
C |
f |
Z-φd |
|
mm |
in |
法兰 |
|
法兰标标
JB/T79.1-1-94
阀门结权长度
GB12221-89
1.6 |
50 |
- |
178 |
180 |
126 |
lOO |
- |
18 |
3 |
4-18 |
|
65 |
- |
190 |
180 |
145 |
120 |
- |
18 |
S |
4-18 |
|
80 |
- |
203 |
196 |
160 |
135 |
- |
20 |
S |
4-18 |
|
lOO |
- |
229 |
215 |
180 |
156 |
- |
20 |
3 |
8-18 |
|
125 |
- |
254 |
246 |
2lO |
185 |
- |
22 |
3 |
8-18 |
|
150 |
- |
267 |
280 |
24O |
2lO |
- |
24 |
3 |
8-23 |
|
200 |
- |
292 |
335 |
296 |
266 |
- |
26 |
S |
12-23 |
|
250 |
- |
330 |
105 |
366 |
320 |
- |
30 |
3 |
12-25 |
|
300 |
- |
356 |
460 |
4lO |
375 |
- |
32 |
4 |
12-26 |
|
350 |
- |
S8l |
620 |
470 |
436 |
- |
34 |
4 |
16-25 |
|
400 |
- |
406 |
680 |
526 |
485 |
- |
36 |
4 |
16-30 |
|
450 |
- |
502 |
640 |
S86 |
545 |
- |
40 |
4 |
20-30 |
|
500 |
- |
533 |
705 |
650 |
608 |
- |
44 |
4 |
20-34 |
|
600 |
- |
686 |
840 |
770 |
718 |
- |
48 |
5 |
20-41 |
|
700 |
- |
762 |
9lO |
840 |
788 |
- |
60 |
5 |
24-41 |
|
800 |
- |
864 |
1020 |
950 |
898 |
- |
52 |
5 |
24-41 |
主要外形和连接尺寸
|
公称压力
PN(Mpa) |
公称通径DN |
尺 寸(mm) |
|
L |
D |
D1 |
D2 |
D6 |
b |
t |
Z-φd |
|
mm |
in |
法兰 |
|
法兰标准
JB/T79.1-94
阀门结构长度
GB12221-89
2.5 |
50 |
- |
178 |
160 |
125 |
100 |
- |
20 |
3 |
4-18 |
|
65 |
- |
190 |
180 |
145 |
120 |
- |
22 |
3 |
8-18 |
|
80 |
- |
203 |
195 |
160 |
135 |
- |
22 |
3 |
8-18 |
|
lOO |
- |
229 |
230 |
190 |
160 |
- |
24 |
3 |
8-23 |
|
125 |
- |
254 |
270 |
220 |
188 |
- |
28 |
3 |
8-25 |
|
150 |
- |
267 |
300 |
250 |
218 |
- |
30 |
3 |
8-25 |
|
200 |
- |
292 |
360 |
310 |
278 |
- |
34 |
3 |
12-25 |
|
250 |
- |
330 |
425 |
370 |
332 |
- |
36 |
3 |
12-30 |
|
300 |
- |
356 |
485 |
430 |
390 |
- |
40 |
4 |
16-30 |
|
350 |
- |
38l |
550 |
490 |
448 |
- |
44 |
4 |
16-34 |
|
400 |
- |
406 |
610 |
550 |
505 |
- |
48 |
4 |
16-34 |
|
450 |
- |
502 |
660 |
600 |
555 |
- |
50 |
4 |
20-34 |
|
500 |
- |
533 |
730 |
660 |
610 |
- |
52 |
4 |
20-41 |
|
600 |
- |
686 |
840 |
770 |
718 |
- |
56 |
6 |
20-41 |
|
700 |
- |
762 |
955 |
875 |
815 |
- |
60 |
6 |
24-48 |
|
800 |
- |
864 |
1070 |
990 |
930 |
- |
64 |
5 |
24-48 |
主要外形和连接尺寸
|
公称压力
PN(Mpa) |
公称通径DN |
尺 寸(mm) |
|
L |
D |
D1 |
D2 |
D6 |
b |
t |
Z-φd |
|
mm |
in |
法兰 |
|
法兰标准
JB/T79.1-94
阀门结构长度
GB12221-89
4.0 |
50 |
- |
178 |
160 |
125 |
100 |
88 |
20 |
3 |
4-18 |
|
665 |
- |
190 |
180 |
145 |
120 |
110 |
22 |
3 |
8-18 |
|
80 |
- |
20S |
195 |
160 |
lS5 |
12l |
22 |
3 |
8-18 |
|
lOO |
- |
229 |
230 |
190 |
160 |
150 |
24 |
3 |
8-23 |
|
125 |
- |
254 |
270 |
220 |
188 |
176 |
28 |
3 |
8-25 |
|
150 |
- |
267 |
300 |
260 |
218 |
204 |
30 |
3 |
8-25 |
|
200 |
- |
292 |
375 |
320 |
382 |
260 |
38 |
3 |
12-30 |
|
250 |
- |
330 |
445 |
385 |
345 |
313 |
42 |
3 |
12-30 |
|
300 |
- |
356 |
5lO |
460 |
408 |
364 |
46 |
4 |
16-34 |
|
350 |
- |
38l |
570 |
5lO |
466 |
422 |
52 |
4 |
16-34 |
|
400 |
- |
406 |
855 |
585 |
535 |
474 |
58 |
4 |
16-4l |
|
450 |
- |
502 |
680 |
610 |
560 |
624 |
60 |
4 |
20-4l |
|
500 |
- |
533 |
766 |
670 |
612 |
576 |
62 |
4 |
20-48 |
|
600 |
- |
686 |
890 |
795 |
730 |
678 |
82 |
6 |
20-64 |
|
700 |
- |
762 |
995 |
900 |
825 |
768 |
68 |
6 |
24-64 |
|
800 |
- |
884 |
1135 |
1030 |
960 |
876 |
76 |
5 |
24-58 |
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