Product Series
Bolted Bonnet Knife Gate Valve
Short Description
Design and manufacture: JB/T8691-1998Structural length: GB/T15188.2-94Flange connection: GB/T9113.1-2000 JB/T79-94Testing and inspection: GB/T13927-92Main parts materials Body/Bonnet Carbon steel, stainless steel Disc Stainless steel S..
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Quick Detail
Design and manufacture: JB/T8691-1998
Structural length: GB/T15188.2-94
Flange connection: GB/T9113.1-2000 JB/T79-94
Testing and inspection: GB/T13927-92
Main parts materials
Main parts materials
|
Body/Bonnet
|
Carbon steel, stainless steel
|
|
Disc
|
Stainless steel
|
|
Stem
|
Stainless steel
|
|
Seal Ring
|
Rubber, PTFE, stainless steel,hard alloy
|
Performance specification
|
Nominal pressure
|
PN
|
|
Shell test
|
1.5 X PN
|
|
Leak test
|
1.1 X PN
|
|
Operating temperature
|
Rubber less than 80oC, PTFE less than 180oC, hard sealing less than 425oC
|
|
Working medium
|
paper pulp, sewage, coal slurry
|
Connection dimension Unit:mm
|
Nominal pressure(MPa)
|
Nominal diameter(mm)
|
L
|
D
|
D1
|
D2
|
H
|
N-M
|
D0
|
|
1.0
|
150
|
70
|
280
|
240
|
210
|
475
|
8-M20
|
280
|
|
200
|
80
|
335
|
295
|
265
|
540
|
8-M20
|
360
|
|
|
250
|
85
|
390
|
350
|
320
|
630
|
12-M20
|
360
|
|
|
300
|
100
|
440
|
400
|
368
|
480
|
12-M20
|
400
|
|
|
350
|
100
|
500
|
460
|
428
|
885
|
16-M20
|
400
|
|
|
400
|
110
|
565
|
515
|
782
|
990
|
16-M22
|
400
|
|
|
450
|
120
|
615
|
565
|
532
|
1100
|
20-M22
|
530
|
|
|
500
|
130
|
670
|
620
|
585
|
1200
|
20-M22
|
530
|
|
|
600
|
140
|
780
|
725
|
685
|
1450
|
20-M27
|
600
|
|
|
700
|
165
|
895
|
840
|
800
|
1700
|
24-M27
|
600
|
|
|
800
|
190
|
1010
|
950
|
905
|
2000
|
24-M30
|
680
|
|
|
900
|
200
|
1110
|
1050
|
1005
|
2300
|
28-M30
|
680
|
|
|
1000
|
|
1220
|
1160
|
1150
|
2780
|
28-M33
|
Electric operated optional
|
|
|
1200
|
|
1450
|
1380
|
1325
|
3360
|
32-M36
|
||
|
1400
|
|
1675
|
1590
|
1525
|
3920
|
36-M39
|
||
|
1600
|
|
1915
|
1820
|
1750
|
4480
|
40-M45
|
This product is also available for gearbox, hydraulic, pneumatic, electric operated. Please contact us for more information.
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