公称通径(mm) |
20 |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
250 |
300 | ||||
阀座直径(mm) |
10 |
12 |
15 |
20 |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
250 |
300 | |
执行机构 |
允许压差△P(MPa) | ||||||||||||||||
配PSL |
PSL202 |
6.4 |
6.4 |
6.4 |
4.90 |
3.14 |
1.92 |
1.23 |
0.78 |
|
|
|
|
|
|
|
|
PSL204 |
|
|
|
|
|
4.31 |
2.76 |
1.76 |
1.04 |
0.69 |
0.44 |
|
|
|
|
| |
PSL208 |
|
|
|
|
|
|
|
|
1.86 |
1.23 |
0.78 |
0.50 |
0.35 |
0.20 |
|
| |
PSL320 |
|
|
|
|
|
|
|
|
|
|
|
1.26 |
0.87 |
0.49 |
0.32 |
0.22 | |
配361L |
381LSA-20 |
6.4 |
6.4 |
6.4 |
4.90 |
3.14 |
1.92 |
1.23 |
0.78 |
|
|
|
|
|
|
|
|
381LSB-50 |
|
|
|
|
|
4.79 |
3.06 |
1.96 |
1.16 |
0.76 |
0.49 |
|
|
|
|
| |
381LSC-65 |
|
|
|
|
|
|
|
|
1.51 |
0.99 |
0.64 |
0.41 |
0.28 |
|
|
| |
381LSC-99 |
|
|
|
|
|
|
|
|
|
|
|
0.63 |
0.44 |
0.25 |
0.16 |
0.11 |