Telephone：13601121914
刀型闸阀
Knife-shaped gate valve needs small space for installation with low working pressure and low price, and sundries are not easy to be stacked。
1. Lift type sealing surface of gate valve is adopted to strike off the adhesion on the surface and automatically clean the sundries
2. Stainless steel gate plate can prevent sealing leakage caused by corrosion;
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公称通径DN(mm)
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40～1200
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|
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公称压力PN(MPa)
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0.6～1.0
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|
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公称压力Ps(MPa)
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强度试验
|
0.9～1.5
|
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密封试验
|
0.66～1.1
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主要
零件
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阀体
|
灰铸铁、球墨铸铁、碳钢、CF8、CF8M、CF3M
|
|
阀座
|
VITON、EPDM、NBR
|
|
|
阀板
|
球墨铸铁、碳钢、CF8、CF8M、CF3M
|
|
|
阀杆
|
不锈钢
|
|
|
填料
|
聚四氟乙烯/柔性石墨
|
|
|
适用介质
|
矿山管路中的水泥浆、砂矿浆、纸浆、纤维浆等含杂质介质
|
|
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连接形式
|
对夹式、法兰式
|
|
|
公称通径DN
|
连接尺寸
|
||||||
|
L
|
D
|
D1
|
D2
|
H
|
N-M
|
d
|
|
|
50
|
48
|
160
|
125
|
100
|
285
|
4-M16
|
18
|
|
65
|
48
|
180
|
145
|
120
|
298
|
4-M16
|
18
|
|
80
|
51
|
195
|
160
|
135
|
315
|
4-M16
|
18
|
|
100
|
51
|
215
|
180
|
155
|
365
|
8-M16
|
18
|
|
125
|
57
|
245
|
210
|
185
|
400
|
8-M16
|
18
|
|
150
|
57
|
280
|
240
|
210
|
475
|
8-M20
|
22
|
|
200
|
70
|
335
|
295
|
265
|
540
|
8-M20
|
22
|
|
250
|
70
|
390
|
350
|
320
|
630
|
12-M20
|
22
|
|
300
|
76
|
440
|
400
|
368
|
780
|
12-M20
|
22
|
|
350
|
76
|
500
|
460
|
428
|
885
|
16-M20
|
22
|
|
400
|
89
|
565
|
515
|
482
|
990
|
16-M22
|
24
|
|
450
|
89
|
615
|
565
|
532
|
1100
|
20-M22
|
24
|
|
500
|
114
|
670
|
620
|
585
|
1200
|
20-M22
|
24
|
|
600
|
114
|
780
|
725
|
685
|
1450
|
20-M27
|
30
|
|
700
|
158
|
895
|
840
|
800
|
1700
|
24-M27
|
30
|
|
800
|
165
|
1010
|
950
|
898
|
2000
|
24-M30
|
30
|
|
900
|
203
|
1110
|
1050
|
1005
|
2300
|
28-M30
|
30
|
刀型闸阀
Knife-shaped gate valve needs small space for installation with low working pressure and low price, and sundries are not easy to be stacked。
