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Double Flanged Knife Gate Valve
Name:Double Flanged Knife Gate Valve
Model: Z45T-16
Diameter:DN15-DN600
Medium:Fresh water,sewage,sea water,weak acid,weak base etc.
Temperature:80-135 degree
Body material:Gray cast iron
Structural Length:GB/T15188.2-94
Flange Connection:GB/T9113.1-2000 JB/T79-94
Testing And Acceptance:GB/T13927-92
Double Flanged Knife Gate Valve Scope of Application:
Waste water with all kinds of dirt floating, pollution control plant; a lime slag, scale type power plants, smelters,Sugar industry; a colloid, puffing agent,sticky particles chemical plants;-made wine, the paper industry.
Product Features Of Double Flanged Knife Gate Valve:
Inside pieces is stainless steel to ensure the purity of medium, overcome defects which the traditional similar valve easy to rust, easy corrosion. Extended working service, reliable,sanitary, good anti-corrosion performance.Both inside and outside surface of body, bonnet, layering, connecting plate and other parts is coated epoxy resin, no exposed iron. Stem material is stainless steel, the stem thread is rolling manufacturing, excellent performance.
Key Parts Material
|
Valve body, upper cap |
Carbon steel, stainless steel |
Valve plate |
stainless steel |
Stem |
stainless steel |
Seal ring |
Rubber, PTFE, stainless steel,hard alloy |
Key Performance Indicators
|
Nominal pressure |
PN |
Casing test |
1.5XPN |
Leak test |
1.1XPN |
Operating temperature |
Rubber ≤80, PTFE≤180, hard sealing ≤425 |
Working medium |
paper pulp, sewage, coal slurry |
Profile And Connection Dimension Unit:mm
|
Nominal pressure(MPa) |
Nominal through diameter(mm) |
L |
D |
D1 |
D2 |
H |
N-M |
D0 |
1.0 |
150 |
70 |
280 |
240 |
210 |
475 |
8-M20 |
280 |
200 |
80 |
335 |
295 |
265 |
540 |
8-M20 |
360 |
|
250 |
85 |
390 |
350 |
320 |
630 |
12-M20 |
360 |
|
300 |
100 |
440 |
400 |
368 |
480 |
12-M20 |
400 |
|
350 |
100 |
500 |
460 |
428 |
885 |
16-M20 |
400 |
|
400 |
110 |
565 |
515 |
782 |
990 |
16-M22 |
400 |
|
450 |
120 |
615 |
565 |
532 |
1100 |
20-M22 |
530 |
|
500 |
130 |
670 |
620 |
585 |
1200 |
20-M22 |
530 |
|
600 |
140 |
780 |
725 |
685 |
1450 |
20-M27 |
600 |
|
700 |
165 |
895 |
840 |
800 |
1700 |
24-M27 |
600 |
|
800 |
190 |
1010 |
950 |
905 |
2000 |
24-M30 |
680 |
|
900 |
200 |
1110 |
1050 |
1005 |
2300 |
28-M30 |
680 |
|
1000 |
|
1220 |
1160 |
1150 |
2780 |
28-M33 |
Electric type optional |
....
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