Throttle insert valve
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Nominal diameter: DN100 ~ 500mm
Nominal: PN1.0 ~ 2.5MPa
Temperature: rubber ≤80 ℃, PTFE sealing ≤150 ℃
Medium: pulp, paper pulp, the fibrous medium
Body material: 1Cr18Ni9Ti / CF8M / CF8 / CF3M / Cf3 / WCB
Design Standard: JB / T8691
Connection Standard: GB / T9113.1-2000 、 HG20592-1997
Structure length: GB / T15188.2-94
Test and inspection: GB / T13927
First, the penetration of the main components of flapper valve material
|
Body, cover |
Carbon steel, stainless steel |
|
gate |
stainless steel |
|
Valve stem |
stainless steel |
|
Sealing ring |
PTFE, rubber |
Second, penetrating flapper valve main performance specifications
|
Nominal pressure |
1.0 ~ 2.5MPa |
|
Shell test |
1.5MPa |
|
Seal test |
1.1MPa |
|
Operating temperature |
Rubber ≤ 80 ℃, PTFE seal ≤ 150 ℃ |
|
Use media |
Dry ash, pulp, syrup, sewage, gas powder particles, slag water mixture |
Third, penetrating flapper valve main dimensions table
|
DN |
L |
H1 |
H2 |
H3 |
D1 |
D2 |
D0 |
NM |
p |
B |
|
100 |
51 |
405 |
705 |
585 |
180 |
156 |
240 |
8-16 |
490 |
170 |
|
125 |
57 |
450 |
750 |
665 |
210 |
184 |
260 |
8-16 |
490 |
190 |
|
150 |
57 |
510 |
810 |
770 |
240 |
211 |
280 |
8-20 |
490 |
240 |
|
200 |
60 |
615 |
930 |
920 |
295 |
266 |
300 |
12-20 |
520 |
335 |
|
250 |
70 |
715 |
1080 |
1175 |
355 |
319 |
320 |
12-24 |
520 |
335 |
|
300 |
80 |
822 |
1140 |
1255 |
410 |
370 |
340 |
12-24 |
520 |
335 |
|
350 |
90 |
975 |
1290 |
1455 |
470 |
429 |
360 |
16-24 |
520 |
335 |
|
400 |
100 |
1024 |
1344 |
1559 |
525 |
480 |
400 |
16-27 |
605 |
390 |
|
450 |
100 |
1235 |
1560 |
1926 |
585 |
548 |
450 |
20-27 |
605 |
430 |
|
500 |
114 |
1265 |
1610 |
2226 |
650 |
609 |
500 |
20-30 |
605 |
430 |
