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| Materials for main parts | ||
|
1
|
Body | Ductile Cast Iron |
|
2
|
Disc | Ductile Cast Iron |
|
3
|
Bonnet | Ductile Cast Iron |
|
4
|
Gland | Ductile Cast Iron |
|
5
|
Stem | stainless steel |
|
6
|
Nut | brass |
|
7
|
hand wheel | Ductile Cast Iron |
| Application scope |
| 1 Face to face Dimnsion： DIN3202-F4 |
| 2 Flange Dimension:DIN2531/DIN2532/DIN2533 |
| TESTING | |||
|
Working Pressure
|
6bars
|
PN10
|
PN16
|
|
Strengh testing
|
10.5bars
|
PN15
|
PN24
|
|
Seal testing
|
7.8bars
|
PN11
|
PN17.6
|
| MAIN SIZE |
UNIT：mm
|
|||||||||||
|
DN
|
L
|
D
|
K
|
G
|
B
|
H
|
C
|
n-φd
|
||||
|
PN10
|
PN16
|
PN10
|
PN16
|
PN10
|
PN16
|
PN10
|
PN16
|
|||||
|
50
|
150
|
165
|
165
|
125
|
125
|
102
|
102
|
20
|
395
|
178
|
4-φ18
|
4-φ18
|
|
65
|
170
|
185
|
185
|
145
|
145
|
122
|
122
|
20
|
453
|
178
|
4-φ18
|
4-φ18
|
|
80
|
180
|
200
|
200
|
160
|
160
|
138
|
138
|
20
|
496
|
203
|
4-φ18
|
8-φ18
|
|
100
|
190
|
220
|
220
|
180
|
180
|
158
|
158
|
22
|
566
|
254
|
8-φ18
|
8-φ18
|
|
125
|
200
|
250
|
250
|
210
|
210
|
188
|
188
|
22
|
685
|
254
|
8-φ18
|
8-φ18
|
|
150
|
210
|
285
|
285
|
240
|
240
|
212
|
212
|
22
|
742
|
305
|
8-φ23
|
8-φ23
|
|
200
|
230
|
340
|
340
|
295
|
295
|
268
|
268
|
24
|
961
|
356
|
8-φ23
|
12-φ23
|
|
250
|
250
|
395
|
405
|
350
|
355
|
320
|
320
|
26
|
1138
|
405
|
12-φ23
|
12-φ27
|
|
300
|
270
|
445
|
460
|
400
|
410
|
370
|
378
|
28
|
1266
|
457
|
12-φ23
|
12-φ27
|
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