Product Main

Specifications

Name
Knife gate valve
Nominal pressure
150LB
Nominal diameter
NPS2~36
Suitable temperature
≤200degC
Connecting flange
ANSI B16.5
Main materials
A216WCB/A351CF8/CF8M,CF3,CF3M
Seal type
Soft/Metal
 
Chief property and specification
Class
Shell test(MPa)
Seal test(MPa)
Temperature
Suitable
150Lb
1.54
0.28
≤100degC
Dregs with water proportion
 
Material of main part
Body .bonnet
Disc
Stem
Seat
SS.CS.CI
SS
SS
Carbide alloy
 
 
Main external and connecting dimensions (mm)
CL
NPS
L
D
D1
D2
H
N-M
D0
150Lb
2"
48
152
120.5
92
398
4-M16
180
2 1/2"
48
178
139.5
105
415
4-M16
180
3"
51
190
152.5
127
445
4-M16
220
4"
51
229
190.5
157
497
8-M16
220
5"
57
254
216
186
575
8-M20
230
6"
57
279
241.5
216
635
8-M20
360
8"
70
343
298.5
270
775
8-M20
360
10"
70
406
362
324
940
12-M22
360
12"
76
483
432
381
1030
12-M22
400
14"
76
533
476
413
1186
16-M27
400
16"
89
597
540
470
1365
16-M27
400
18"
89
635
578
533
1620
20-M30
530
20"
114
699
635
584
1720
20-M30
530
24"
114
813
749.5
692
1860
20-M33
600
30"
117
985
914
857
2250
28-M33
600
36"
117
1170
1086
1022
28000
32-M39
600