Ball valve,China Plug valve,Gate valve,Globe valve China Manufacturer
Gear Knife gate valve
Tel:+86-577-21821566 / 21821577 / 21821599 Fax:+ 86-577-21822599
+Add:Qianshi Industry Zone,Oubei Town,Yongjia county,Zhejiang Province,P.R.China
+Add:Qianshi Industry Zone,Oubei Town,Yongjia county,Zhejiang Province,P.R.China
Gear Knife gate valve Series:Knife Gate Valve
Chief Property And Specification
|
（MPa)
Norminal |
（MPa)
Shell Test |
（MPa)
Seal Test |
Working Temperateion
|
Suitable
|
|
1.0
1.6 |
1.5
2.4 |
1.1
1.8 |
≤100℃
≤100℃ |
Mortar Mixture,Dregs with Water Proportion
|
Material Of Main Part
|
body、Bonnet
|
Disc
|
Stem
|
Sealing
|
|
S.S、C.S、C.I
|
C.S、S.S
|
S.S
|
Rubber、PTFE、S.S、Carbide Alloy
|
Main External And Connecting Dimensions(mm)
|
MPa
|
DN
|
L
|
D
|
D1
|
D2
|
H
|
N-M
|
D0
|
W(Kg)
|
|
1.0
|
50
|
43
|
160
|
125
|
100
|
330
|
4-M16
|
180
|
|
|
65
|
46
|
180
|
145
|
120
|
360
|
4-M16
|
180
|
||
|
80
|
46
|
195
|
160
|
135
|
390
|
4-M16
|
220
|
|
|
|
100
|
52
|
215
|
180
|
155
|
440
|
8-M16
|
220
|
|
|
|
125
|
56
|
245
|
210
|
185
|
510
|
8-M16
|
230
|
|
|
|
150
|
56
|
280
|
240
|
210
|
600
|
8-M20
|
280
|
||
|
200
|
60
|
335
|
295
|
265
|
700
|
8-M20
|
360
|
||
|
250
|
68
|
390
|
350
|
320
|
840
|
12-M20
|
360
|
||
|
300
|
78
|
440
|
400
|
368
|
960
|
12-M20
|
400
|
||
|
350
|
78
|
500
|
460
|
428
|
1110
|
16-M20
|
400
|
||
|
400
|
102
|
565
|
515
|
482
|
1250
|
16-M22
|
400
|
||
|
450
|
114
|
615
|
565
|
532
|
1380
|
20-M22
|
530
|
||
|
500
|
127
|
670
|
620
|
585
|
1530
|
20-M22
|
530
|
||
|
600
|
154
|
780
|
725
|
685
|
1800
|
20-M27
|
600
|
||
|
700
|
165
|
895
|
840
|
800
|
2150
|
24-M27
|
600
|
||
|
800
|
190
|
1010
|
950
|
898
|
2420
|
24-M30
|
680
|
||
|
900
|
203
|
1110
|
1050
|
1005
|
2680
|
28-M30
|
680
|
||
|
1000
|
216
|
1220
|
1160
|
1115
|
3100
|
28-M30
|
700
|
||
|
1200
|
254
|
1450
|
1380
|
1325
|
3450
|
32-M36
|
800
|
||
|
1.6
|
50
|
43
|
160
|
125
|
99
|
330
|
4-M16
|
180
|
|
|
65
|
46
|
185
|
145
|
120
|
360
|
4-M16
|
180
|
||
|
80
|
46
|
200
|
160
|
135
|
390
|
8-M16
|
220
|
||
|
100
|
52
|
220
|
180
|
155
|
440
|
8-M16
|
220
|
||
|
125
|
56
|
250
|
210
|
185
|
510
|
8-M16
|
230
|
||
|
150
|
56
|
285
|
240
|
210
|
600
|
8-M20
|
280
|
||
|
200
|
60
|
340
|
295
|
265
|
700
|
12-M20
|
360
|
||
|
250
|
68
|
405
|
355
|
310
|
840
|
12-M22
|
360
|
||
|
300
|
78
|
460
|
410
|
375
|
960
|
12-M22
|
400
|
||
|
350
|
78
|
520
|
470
|
435
|
1110
|
16-M22
|
400
|
||
|
400
|
102
|
580
|
525
|
485
|
1250
|
16-M27
|
400
|
||
|
450
|
114
|
640
|
585
|
545
|
1380
|
20-M27
|
530
|
||
|
500
|
127
|
715
|
650
|
609
|
1530
|
20-M30
|
530
|
||
|
600
|
154
|
840
|
770
|
720
|
1800
|
20-M36
|
600
|
||
|
700
|
165
|
910
|
840
|
788
|
2150
|
24-M36
|
600
|
||
|
800
|
190
|
1025
|
950
|
898
|
2420
|
24-M36
|
680
|
||
|
900
|
203
|
1125
|
1050
|
998
|
2680
|
28-M36
|
680
|
||
|
1000
|
216
|
1255
|
1170
|
1110
|
3100
|
28-M42
|
700
|
||
|
1200
|
254
|
1485
|
1390
|
1325
|
3450
|
32-M48
|
800
|
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KNOWLEDGE
Plug valve, also called cock or stop-cock valves, is one of the most widely used valves for both on/off and throttling services. Their design is fairly simple; the body is comprised of three main parts: body, cover and plug. The plug is a cylindrical, tapered, or generally cone-shaped device that can be raised or lowered within the seat to maintain, restrict or completely shut off flow. The valve is opened by rotation...
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