公称通径 | 出口配管管壁厚号(Sch.No) | XS | XXS | SGP | |||||||
| 20 | 30 | 40 | 60 | 80 | 100 | 120 | 160 |
|
|
|
25 |
|
| -2 |
| -7 |
|
| -13 |
|
| -1 |
40 |
|
| 0 |
| -5 |
|
| -12 | -6 | -17 | 1 |
50 |
|
| 2 |
| -4 |
|
| -12 | -4 | -16 | 2 |
65 |
|
| -1 |
| -6 |
|
| -12 | -6 | -18 | 2 |
80 |
|
| -1 |
| -6 |
|
| -13 | -6 | -18 | 4 |
100 |
|
| 0 |
| -6 |
| -10 | -14 | -6 | -18 | 5 |
125 |
|
| 1 |
| -6 |
| -11 | -15 | -6 | -18 | 7 |
150 |
|
| 1 |
| -7 |
| -11 | -15 | -7 | -18 | 7 |
200 | 5 | 3 | 2 | -3 | -7 | -8 | -13 | -17 | -7 | -16 | 7 |
250 | 7 | 3 | 1 | -5 | -8 | -11 | -11 | -19 | -5 |
| 7 |
300 | 9 | 4 | 0 | -7 | -9 | -15 | -15 | -20 | -3 |
| 7 |
(气蚀系数) |
管道尺寸 | 出口配管壁厚号 | ||
(B) | |||
| SCH40 | SCH80 | SCH150 |
1 | 0 | 0 | -2 |
1 1/2 | 0 | 0 | -2 |
2 | 0 | 0 | -2 |
2 1/2 | 0 | 0 | -2 |
3 | 0 | 0 | -2 |
4 | 0 | -2.5 | -5 |
6 | 0 | -2.5 | -5 |
8 | 0 | -2.5 | -5 |
10 | 0 | -3 | -7 |
12 | 0 | -3 | -7 |
14 | 0 | -3 | -7 |
16 | 0 | -3 | -7 |
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