This valve is specially used to control non corrosive or general corrosive medium, the inner surface of the valve body is not lined or covered with various rubber, which is suitable for different working temperature and fluid pipeline.
Note: parameters are for reference only, or are not full. Valve can be used in accordance with the requirements of different pressure, material, diameter, drive, etc.. Specific please contact or online advisory contact.
Body: cast iron, nodular cast iron, carbon steel, stainless steel
Valve cover: cast iron, nodular cast iron, carbon steel, stainless steel
Lining: no lining, rubber
Diaphragm: Rubber
Valve: cast iron, carbon steel
Stem: carbon steel, stainless steel handwheel: Cast Iron
Lining layer: electric spark detection
Test and inspection according to GB/T13297 standard
Nominal pressure: PN (Mpa)
Body: PN * 1.5
Seal: PN * 1.1
|
DN
mm
|
Nominal pressure
MPa
|
Working pressure
MPa
|
L
（mm）
|
D
（mm）
|
D1
（mm）
|
n-φd
（mm）
|
F
（mm）
|
H1
（mm）
|
H2
（mm）
|
D0
（mm）
|
quality
|
|
25
|
0.6
|
0.6
|
145
|
115
|
85
|
4-14
|
2
|
178
|
190
|
120
|
-
|
|
32
|
|
|
160
|
140
|
100
|
4-18
|
2
|
196
|
217
|
140
|
-
|
|
40
|
|
|
180
|
150
|
110
|
4-18
|
3
|
196
|
217
|
140
|
14
|
|
50
|
|
|
210
|
165
|
125
|
4-18
|
3
|
219
|
240
|
200
|
20
|
|
65
|
|
|
250
|
185
|
145
|
4-18
|
3
|
264
|
272
|
200
|
29
|
|
80
|
|
|
300
|
200
|
160
|
4-18
|
3
|
285
|
315
|
280
|
42
|
|
100
|
|
|
350
|
220
|
180
|
8-18
|
3
|
352
|
383
|
320
|
61
|
|
125
|
|
|
400
|
250
|
210
|
8-18
|
3
|
470
|
515
|
320
|
79．5
|
|
150
|
|
0．4
|
460
|
285
|
240
|
8-22
|
3
|
508
|
554
|
400
|
150
|
|
200
|
|
|
570
|
340
|
295
|
8-22
|
4
|
602
|
660
|
500
|
236．5
|
|
250
|
|
|
680
|
395
|
350
|
12-22
|
4
|
708
|
786
|
500
|
-
|
|
300
|
|
|
790
|
445
|
400
|
12-22
|
4
|
|
|
|
|
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