压力等级 Pressure rating |
公称通径DN |
法兰Flange |
对焊Butt |
≥H |
mm |
in |
L |
L1 |
6.4MPa
(400)Lb |
15 |
1/2 |
165 |
165 |
75 |
20 |
3/4 |
190.5 |
190.5 |
80 |
25 |
1 |
216 |
216 |
85 |
32 |
1 3/4 |
178 |
178 |
100 |
40 |
1 1/2 |
241 |
241 |
105 |
50 |
2 |
292 |
292 |
135 |
65 |
2 1/2 |
330 |
330 |
165 |
80 |
3 |
356 |
356 |
190 |
100 |
4 |
406 |
406 |
235 |
125 |
5 |
- |
- |
- |
150 |
6 |
- |
- |
- |
200 |
8 |
- |
- |
- | |
压力等级 Pressure rating |
公称通径DN |
法兰Flange |
对焊Butt |
≥H |
mm |
in |
L |
L1 |
10.0MPa
(600)Lb |
15 |
1/2 |
165 |
165 |
75 |
20 |
3/4 |
190.5 |
190.5 |
80 |
25 |
1 |
216 |
216 |
85 |
32 |
1 3/4 |
178 |
178 |
100 |
40 |
1 1/2 |
541 |
541 |
105 |
50 |
2 |
292 |
292 |
135 |
65 |
2 1/2 |
330 |
330 |
165 |
80 |
3 |
356 |
356 |
190 |
100 |
4 |
432 |
432 |
235 |
125 |
5 |
- |
- |
- |
150 |
6 |
- |
- |
- |
200 |
8 |
- |
- |
- | |