Pneumatic knife gate valve
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Pneumatic knife gate valve |
Pneumatic knife gate valve Structure diagram |
1.Pneumatic knife gate valve Product overview
pneumatic knife gate valve that includes soft seal and hard seal is a new structure .Soft seal with activities seat and changeable rubber ring composition can easily replace damage seal ring to achieve sealing requirement well, and can be made of PTFE seals according to customer's demands, and can achieve good sealing requirements. It completely makes up for past PTFE difficult to seal and processing inconvenient ,and yoke is casted into a model using structure to valve with better robustness and usability. It's suitable for paper making, mining, sewage, chemical industry, food industry.
2.Pneumatic knife gate valve Specification
Item No.: PZ673H/X/Y-0.6,1.0,1.6
Normal Diameter:DN100~1200mm
Normal Pressure:1.0~1.6MPa
Suitable Medium:paper pulp,sewage,coal slurry,ash,water slurry
Suitable Temperature:≤100°C
Flange Standard: JB79,ANSI B16.
Pressure Test Standard: GB13927,MSS SP-81,JB/T8691
3.Pneumatic knife gate valve Main Part Material
Bonnet |
Disc |
Stem |
Sealring |
Stainless Steel,Carbon Steel,Grey Cast Iron |
Carbon Steel,Stainless Steel |
Stainless Steel |
Rubber,PTFE,Stainless Steel,Carbide Alloy |
4.Pneumatic knife gate valve Dimension
MPa |
DN |
L |
D1 |
D2 |
H |
n-M |
MPa |
DN |
L |
D1 |
D2 |
H |
n-M |
0.6 |
50 |
43 |
90 |
110 |
335 |
4-M12 |
1.0 |
50 |
50 |
100 |
125 |
335 |
4-M16 |
65 |
46 |
110 |
130 |
363 |
4-M12 |
65 |
50 |
120 |
145 |
363 |
4-M16 |
80 |
46 |
125 |
150 |
395 |
4-M16 |
80 |
50 |
135 |
160 |
395 |
4-M16 |
100 |
52 |
145 |
170 |
465 |
4-M16 |
100 |
50 |
155 |
180 |
465 |
8-M16 |
125 |
56 |
175 |
200 |
530 |
8-M16 |
125 |
50 |
185 |
210 |
530 |
8-M16 |
150 |
56 |
200 |
225 |
630 |
8-M16 |
150 |
60 |
210 |
240 |
630 |
8-M20 |
200 |
60 |
255 |
280 |
750 |
8-M16 |
200 |
60 |
265 |
295 |
750 |
8-M20 |
250 |
68 |
310 |
335 |
900 |
12-M16 |
250 |
70 |
320 |
350 |
900 |
12-M20 |
300 |
78 |
362 |
395 |
1120 |
12-M20 |
300 |
80 |
368 |
400 |
1120 |
12-M20 |
350 |
78 |
412 |
445 |
1260 |
12-M20 |
350 |
90 |
428 |
460 |
1260 |
16-M20 |
400 |
102 |
462 |
495 |
1450 |
16-M20 |
400 |
100 |
482 |
515 |
1450 |
16-M22 |
450 |
114 |
518 |
550 |
1600 |
16-M20 |
450 |
120 |
532 |
565 |
1600 |
20-M22 |
500 |
127 |
568 |
600 |
1800 |
16-M20 |
500 |
130 |
585 |
620 |
1800 |
20-M22 |
600 |
154 |
670 |
705 |
2300 |
20-M22 |
600 |
140 |
685 |
725 |
2300 |
20-M27 |
700 |
165 |
775 |
810 |
2500 |
24-M22 |
700 |
165 |
800 |
840 |
2500 |
24-M27 |
800 |
190 |
880 |
920 |
2800 |
24-M27 |
800 |
190 |
898 |
950 |
2800 |
4-M30 |
900 |
203 |
980 |
1020 |
3100 |
24-M27 |
900 |
203 |
1005 |
1050 |
3100 |
28-M30 |
1000 |
216 |
1080 |
1120 |
3400 |
28-M27 |
1000 |
216 |
1115 |
1160 |
3400 |
28-M30 |
1200 |
254 |
1295 |
1340 |
3600 |
32-M30 |
1200 |
254 |
1325 |
1380 |
3600 |
32-M36 |