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升降式止回阀主要性能规范Chief propety and specification
| 试验压力(MPa) Test pressure |
2.5 | 4.0 | 6.4 | 10.0 | MPa |
| 壳体强度试验压力 Shell strength test |
3.75 | 6.0 | 9.6 | 15.0 | MPa |
| 密封试验(液) Seal test |
2.75 | 4.4 | 7.04 | 11.0 | MPa |
| 密封试验(气) Seal test |
0.5-0.7 | ||||
| 适用介质 Applicable medium |
c P R N | ||||
| 适用温度(℃） Applicable temperature |
≤425 ≤100 -40~+80 | ||||
结构长度 Face to face:GB12221-89
法兰标准 flange STANDARD:jb79-59
升降式止回阀主要外形尺寸和连接尺寸(mm)Main external and connecting dimensions(mm)
|
PN |
DN |
L |
H |
D |
D1 |
D2 |
312D6 |
b |
f |
f1 |
z-d |
|
2.5MPa |
15 |
130 |
100 |
95 |
65 |
45 |
- |
16 |
2 |
- |
4-14 |
|
20 |
150 |
105 |
105 |
75 |
55 |
- |
16 |
2 |
- |
4-14 | |
|
25 |
160 |
120 |
115 |
85 |
65 |
- |
16 |
2 |
- |
4-14 | |
|
32 |
180 |
130 |
135 |
100 |
78 |
- |
18 |
2 |
- |
4-18 | |
|
40 |
200 |
135 |
145 |
110 |
85 |
- |
18 |
3 |
- |
4-18 | |
|
50 |
230 |
149 |
160 |
125 |
100 |
- |
20 |
3 |
- |
4-18 | |
|
80 |
310 |
169 |
195 |
160 |
135 |
- |
22 |
3 |
- |
8-18 | |
|
100 |
350 |
194 |
230 |
190 |
160 |
- |
24 |
3 |
- |
8-23 | |
|
150 |
480 |
255 |
300 |
250 |
218 |
- |
30 |
3 |
- |
8-25 | |
|
200 |
600 |
305 |
360 |
310 |
278 |
- |
34 |
3 |
- |
12-25 | |
|
4.0MPa |
15 |
130 |
100 |
95 |
65 |
45 |
40 |
16 |
2 |
4 |
4-14 |
|
20 |
150 |
105 |
105 |
75 |
55 |
51 |
16 |
2 |
4 |
4-14 | |
|
25 |
160 |
120 |
115 |
85 |
65 |
58 |
16 |
2 |
4 |
4-14 | |
|
32 |
180 |
130 |
135 |
100 |
78 |
66 |
18 |
2 |
4 |
4-18 | |
|
40 |
200 |
135 |
145 |
110 |
85 |
76 |
18 |
3 |
4 |
4-18 | |
|
50 |
230 |
149 |
160 |
125 |
100 |
88 |
20 |
3 |
4 |
4-18 | |
|
480 |
310 |
169 |
195 |
160 |
135 |
121 |
22 |
3 |
4 |
8-18 | |
|
100 |
350 |
194 |
230 |
190 |
160 |
150 |
24 |
3 |
4.5 |
8-23 | |
|
150 |
480 |
255 |
300 |
250 |
218 |
204 |
30 |
3 |
4.5 |
8-25 | |
|
200 |
600 |
305 |
375 |
320 |
282 |
260 |
38 |
3 |
4.5 |
12-30 | |
|
6.4MPa |
15 |
210 |
100 |
105 |
75 |
55 |
40 |
18 |
2 |
4 |
4-14 |
|
20 |
230 |
110 |
125 |
90 |
68 |
51 |
20 |
2 |
4 |
4-18 | |
|
25 |
230 |
125 |
135 |
100 |
78 |
58 |
22 |
2 |
4 |
4-18 | |
|
32 |
260 |
140 |
150 |
110 |
82 |
66 |
24 |
2 |
4 |
4-23 | |
|
40 |
260 |
168 |
165 |
125 |
95 |
76 |
24 |
3 |
4 |
4-23 | |
|
50 |
300 |
170 |
175 |
135 |
105 |
88 |
26 |
3 |
4 |
4-23 | |
|
80 |
380 |
205 |
210 |
170 |
140 |
121 |
30 |
3 |
4 |
8-23 | |
|
100 |
430 |
230 |
250 |
200 |
168 |
150 |
32 |
3 |
4.5 |
8-25 | |
|
150 |
550 |
265 |
340 |
280 |
240 |
204 |
38 |
3 |
4.5 |
8-34 | |
|
200 |
650 |
310 |
405 |
345 |
300 |
260 |
44 |
3 |
4.5 |
12-34 | |
|
10.0PMa |
15 |
210 |
100 |
105 |
75 |
55 |
40 |
20 |
2 |
4 |
4-14 |
|
20 |
230 |
110 |
125 |
90 |
68 |
51 |
22 |
2 |
4 |
4-18 | |
|
25 |
230 |
125 |
135 |
100 |
78 |
58 |
24 |
2 |
4 |
4-18 | |
|
32 |
260 |
140 |
150 |
110 |
82 |
66 |
24 |
2 |
4 |
4-23 | |
|
40 |
260 |
168 |
165 |
125 |
95 |
76 |
26 |
3 |
4 |
4-23 | |
|
50 |
300 |
170 |
195 |
145 |
112 |
88 |
28 |
3 |
4 |
4-25 | |
|
80 |
380 |
205 |
230 |
180 |
148 |
121 |
34 |
3 |
4 |
8-25 | |
|
100 |
430 |
230 |
265 |
210 |
172 |
150 |
38 |
3 |
4.5 |
8-30 | |
|
150 |
550 |
265 |
350 |
290 |
250 |
204 |
46 |
3 |
4.5 |
12-34 | |
|
200 |
650 |
310 |
430 |
360 |
312 |
260 |
54 |
3 |
4.5 |
12-41 |
