气开式调节阀允许压差表 单位: MPa
| 膜片有胶面积Ae(cm2) |
280 |
400 |
600 |
1000 |
| 信号范围Pr(KPa) |
20-100 |
20-100 |
20-100 |
20-100 |
20-100 |
20-100 |
20-100 |
20-100 |
| 气源压力Ps(MPa) |
0.14 |
0.14 |
0.14 |
0.14 |
0.14 |
0.14 |
0.14 |
0.14 |
| 需配附件 |
- |
P |
- |
P |
- |
P |
- |
P |
| 公称通径DN(mm)及阀座直径d(mm) |
20 |
10 |
2.67 |
6.23 |
|
|
|
|
|
|
| 25 |
12 |
2.22 |
5.19 |
|
|
|
|
|
|
| 32 |
15 |
|
|
2.58 |
6.02 |
|
|
|
|
| 40 |
20 |
|
|
3.18 |
6.40 |
|
|
|
|
| 25 |
|
|
2.58 |
6.02 |
|
|
|
|
|
|
|
2.12 |
4.95 |
|
|
|
|
| 50 |
25 |
|
|
2.58 |
6.02 |
|
|
|
|
| 32 |
|
|
2.12 |
4.95 |
|
|
|
|
| 40 |
|
|
1.73 |
4.05 |
|
|
|
|
| 65 |
32 |
|
|
|
|
2.04 |
4.77 |
|
|
| 80 |
40 |
|
|
|
|
2.60 |
6.08 |
|
|
| 50 |
|
|
|
|
2.05 |
4.77 |
|
|
| 65 |
|
|
|
|
1.68 |
3.93 |
|
|
| 100 |
50 |
|
|
|
|
2.05 |
4.77 |
|
|
| 65 |
|
|
|
|
1.69 |
3.39 |
|
|
| 70 |
|
|
|
|
1.36 |
3.18 |
|
|
| 125 |
65 |
|
|
|
|
|
|
1.83 |
4.28 |
| 150 |
70 |
|
|
|
|
|
|
2.27 |
5.30 |
| 100 |
|
|
|
|
|
|
1.84 |
4.28 |
| 125 |
|
|
|
|
|
|
1.54 |
3.59 |
| 200 |
100 |
|
|
|
|
|
|
1.84 |
4.28 |
| 125 |
|
|
|
|
|
|
1.54 |
3.59 |
| 150 |
|
|
|
|
|
|
1.12 |
2.62 |
*P:阀门定位器
**对于ZXPV型单座纹管密封调节阀,最大允许压差为1.0MPa,表中数据若数值小于1.0MPa则不变,若数值MPa,则取值1.0MPa。
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