Knife gate valve
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 |