VIP member
J42B angle ammonia shut-off valve
Main component materials and part names: valve body, valve cover, sealing ring, packing, gland, valve stem
Product details
Material for main parts
|
Part name
|
Valve body and valve cover
|
sealing ring
|
filler
|
Packing gland
|
valve stem
|
shim
|
|
J42B-25C
|
cast steel
|
Babbitt alloy
|
Polytetrafluoroethylene
ethylene
|
carbon steel
|
Polytetrafluoroethylene
ethylene
|
|
|
J42B-25P
|
Grey cast iron
|
stainless steel
|
||||
|
J42F-25C
|
stainless steel
|
PTFE
|
carbon steel
|
|||
Main performance parameters
|
nominal pressure
PN（MPA）
|
test pressure
PS（MPa）
|
Applicable Medium
|
Applicable temperature (℃)
|
|
|
2.5
|
3.8
|
Ammonia gas
|
Babbitt alloy
|
Tetrafluoroethylene
|
|
Ammonia solution, etc
|
-40℃
|
-40℃
|
||
|
4
|
6.4
|
NH3
|
+150℃
|
+200℃
|
Main external connection dimensions
|
Nominal Diameter
DN（mm）
|
Size（mm）
|
weight
|
|||||||||||
|
L
|
D
|
D1
|
D2
|
D4
|
b
|
f
|
f1
|
Z-φd
|
close
|
open
|
D3
|
（kg）
|
|
|
10
|
65
|
90
|
60
|
40
|
35
|
16
|
2
|
4
|
4-φ14
|
165
|
185
|
110
|
|
|
15
|
65
|
95
|
65
|
45
|
40
|
16
|
2
|
4
|
4-φ14
|
165
|
185
|
110
|
|
|
20
|
75
|
105
|
75
|
55
|
51
|
18
|
2
|
4
|
4-φ14
|
170
|
200
|
120
|
|
|
25
|
80
|
115
|
85
|
65
|
58
|
18
|
2
|
4
|
4-φ14
|
197
|
210
|
120
|
|
|
32
|
90
|
135
|
100
|
78
|
66
|
20
|
2
|
4
|
4-φ18
|
199
|
213
|
140
|
|
|
40
|
100
|
145
|
110
|
85
|
76
|
20
|
3
|
4
|
4-φ18
|
248
|
264
|
160
|
|
|
50
|
115
|
160
|
125
|
100
|
88
|
22
|
3
|
4
|
4-φ18
|
265
|
295
|
180
|
|
|
65
|
145
|
180
|
145
|
120
|
110
|
24
|
3
|
4
|
8-φ18
|
310
|
349
|
220
|
|
|
80
|
155
|
195
|
160
|
135
|
121
|
26
|
3
|
4
|
8-φ18
|
340
|
357
|
240
|
|
|
100
|
175
|
230
|
190
|
160
|
150
|
30
|
3
|
4.5
|
8-φ23
|
380
|
413
|
280
|
|
|
125
|
200
|
270
|
220
|
188
|
176
|
32
|
3
|
4.5
|
8-φ25
|
430
|
451
|
320
|
|
|
150
|
240
|
300
|
250
|
218
|
204
|
32
|
3
|
4.5
|
8-φ25
|
505
|
492
|
360
|
|
|
200
|
300
|
360
|
310
|
278
|
260
|
34
|
3
|
4.5
|
12-φ25
|
550
|
806
|
400
|
|
|
250
|
325
|
425
|
370
|
335
|
31
|
36
|
3
|
4.5
|
12-φ30
|
730
|
880
|
450
|
|
|
300
|
375
|
485
|
430
|
390
|
364
|
40
|
3
|
4.5
|
16-φ30
|
-
|
995
|
550
|
|
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