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material |
DN |
L |
A |
H |
D |
D1 |
N-n |
Number of ordinary mesh |
Number of special mesh |
Working pressure
MPa | |
JB78-59
JB79-59 |
GB2555-81 | ||||||||||
A
B.C |
10 |
150 |
80 |
125 |
90 |
90 |
60 |
4~14 |
3.9/mm
(100mesh) |
2.4/mm
60 mesh |
1.6 |
15 |
150 |
80 |
125 |
95 |
95 |
65 | |||||
20 |
180 |
100 |
153 |
105 |
105 |
75 |
2.4/mm
60 mesh |
1.6/mm
40 mesh | |||
25 |
180 |
100 |
153 |
115 |
115 |
85 | |||||
40 |
300 |
155 |
304 |
145 |
150 |
110 |
4~18 | ||||
50 |
300 |
155 |
304 |
160 |
165 |
125 | |||||
65 |
340 |
220 |
380 |
180 |
185 |
145 | |||||
80 |
400 |
250 |
420 |
195 |
200 |
160 |
8~18 |
1.6/mm
40 mesh |
0.8/mm
20 mesh | ||
100 |
500 |
295 |
502 |
215 |
220 |
180 | |||||
150 |
600 |
335 |
650 |
280 |
285 |
240 |
8~23 | ||||
200 |
786 |
395 |
770 |
335 |
340 |
295 |
12~23 | ||||
E |
10 |
165 |
77 |
127 |
100 |
100 |
70 |
4~14 |
3.9/mm
100 mesh |
2.4/mm
60 mesh |
6.4 |
15 |
165 |
79 |
131 |
105 |
105 |
75 | |||||
20 |
200 |
91 |
154 |
125 |
130 |
90 |
4~18 |
2.4/mm
60 mesh |
1.6/mm
40 mesh | ||
25 |
210 |
96 |
159 |
135 |
140 |
100 | |||||
40 |
320 |
155 |
308 |
165 |
170 |
125 |
4~23
8~23 | ||||
50 |
320 |
155 |
310 |
175 |
180 |
135 |
6.4
4.0 | ||||
80 |
420 |
250 |
430 |
210 |
215 |
170 |
1.6/mm
40 mesh |
0.8/mm
20 mesh | |||
100 |
525 |
295 |
510 |
250 |
250 |
200 |
8~25 | ||||
150 |
600 |
335 |
650 |
300 |
300 |
250 |
8~26 |
2.5 | |||
200 |
786 |
395 |
780 |
360 |
360 |
310 |
12~26 |