First, manual knife gate valve performance specifications
|
Nominal pressure (MPa) |
Shell test (MPa) |
Seal test (MPa) |
Operating temperature |
Suitable media |
|
1.0 |
1.5 |
1.1 |
≤100 ℃ |
Pulp, sewage, coal slurry, ash, slag water mixture |
Second, manual knife gate valve parts and components of the material
|
Body, cover |
gate |
Valve stem |
Sealing surface |
|
Stainless steel, carbon steel, gray cast iron |
Carbon steel, stainless steel |
stainless steel |
Rubber, PTFE, stainless steel, carbide |
Third, the main knife-shaped gate valve shape and connection dimensions (mm)
|
MPa |
DN |
L |
D |
D1 |
D2 |
H |
NM |
D0 |
W (Kg) |
|
1.0 |
50 |
43 |
160 |
125 |
100 |
285 |
4-M16 |
180 |
8 |
|
65 |
46 |
180 |
145 |
120 |
298 |
4-M16 |
180 |
10 |
|
|
80 |
46 |
195 |
160 |
135 |
315 |
4-M16 |
220 |
12 |
|
|
100 |
52 |
215 |
180 |
155 |
365 |
8-M16 |
220 |
14 |
|
|
125 |
56 |
245 |
210 |
185 |
400 |
8-M16 |
230 |
22 |
|
|
150 |
56 |
280 |
240 |
210 |
475 |
8-M20 |
280 |
29 |
|
|
200 |
60 |
335 |
295 |
265 |
540 |
8-M20 |
360 |
38 |
|
|
250 |
68 |
390 |
350 |
320 |
630 |
12-M20 |
360 |
66 |
|
|
300 |
78 |
440 |
400 |
368 |
780 |
12-M20 |
400 |
100 |
|
|
350 |
78 |
500 |
460 |
428 |
885 |
16-M20 |
400 |
119 |
|
|
400 |
102 |
565 |
515 |
482 |
990 |
16-M22 |
400 |
195 |
|
|
450 |
114 |
615 |
565 |
532 |
1100 |
20-M22 |
530 |
285 |
|
|
500 |
127 |
670 |
620 |
585 |
1200 |
20-M22 |
530 |
389 |
|
|
600 |
154 |
780 |
725 |
685 |
1450 |
20-M27 |
600 |
529 |
|
|
700 |
165 |
895 |
840 |
800 |
1700 |
24-M27 |
600 |
790 |
|
|
800 |
190 |
1010 |
950 |
898 |
2000 |
24-M30 |
680 |
850 |
|
|
900 |
203 |
1110 |
1050 |
1005 |
2300 |
28-M30 |
680 |
900 |
|
|
1000 |
216 |
1220 |
1160 |
1115 |
2500 |
28-M30 |
700 |
1050 |
|
|
1200 |
254 |
1450 |
1380 |
1325 |
2800 |
32-M36 |
800 |
1300 |
|
|
1.6 |
50 |
43 |
160 |
125 |
99 |
285 |
4-M16 |
180 |
8.5 |
|
65 |
46 |
185 |
145 |
120 |
295 |
4-M16 |
180 |
10.7 |
|
|
80 |
46 |
200 |
160 |
135 |
315 |
8-M16 |
220 |
13 |
|
|
100 |
52 |
220 |
180 |
155 |
365 |
8-M16 |
220 |
15 |
|
|
125 |
56 |
250 |
210 |
185 |
400 |
8-M16 |
230 |
23.5 |
|
|
150 |
56 |
285 |
240 |
210 |
475 |
8-M20 |
280 |
31 |
|
|
200 |
60 |
340 |
295 |
265 |
540 |
12-M20 |
360 |
40.7 |
|
|
250 |
68 |
405 |
355 |
310 |
630 |
12-M22 |
360 |
70 |
|
|
300 |
78 |
460 |
410 |
375 |
780 |
12-M22 |
400 |
107 |
|
|
350 |
78 |
520 |
470 |
435 |
885 |
16-M22 |
400 |
129 |
|
|
400 |
102 |
580 |
525 |
485 |
990 |
16-M27 |
400 |
215 |
|
|
450 |
114 |
640 |
585 |
545 |
1100 |
20-M27 |
530 |
305 |
|
|
500 |
127 |
715 |
650 |
609 |
1200 |
20-M30 |
530 |
410 |
|
|
600 |
154 |
840 |
770 |
720 |
1450 |
20-M36 |
600 |
550 |
|
|
700 |
165 |
910 |
840 |
788 |
1700 |
24-M36 |
600 |
820 |
|
|
800 |
190 |
1025 |
950 |
898 |
2000 |
24-M36 |
680 |
950 |
|
|
900 |
203 |
1125 |
1050 |
998 |
2300 |
28-M36 |
680 |
1020 |
|
|
1000 |
216 |
1255 |
1170 |
1110 |
2500 |
28-M42 |
700 |
1120 |
|
|
1200 |
254 |
1485 |
1390 |
1325 |
2800 |
32-M48 |
800 |
1480 |
