Shanghai Kangquan Valve Co., Ltd.

 
Pressure Reducing Valve
Brief introduction:
Stream lined body, combined floating-ball disc with cone-shape sealing surface, these insure no abnormal vibration and noise when the valve is in use.  These can also reduce pressure loss, makes the scope of upstream pressure much wider than other pressure valves and pressure output more stable. Widely used in potable water supply, building construction and so on.
 
Features: 
Unique design
Streamlined body. Combined floating-ball valve clack. Cone-shape sealing surface.  Diaphragm type control.  Filter installed at the pipe system.  Screw hole at the bottom can clear the sediment.
Excellent proof corrosion characteristics
Internal and external epoxy resin coating.  Floating-ball and filter are both made of bronze.                      
Reliable hygiene principles
Epoxy resin and rubber comply with hygiene standard.  Sealing material are made of rubber and PTFE.  Trims are made of stainless steel or bronze.
      
 
Mail part & material 
Body, Bonnet: GGG50 with internal and external epoxy resin coating 
Seat, Bushing, Disc: ZCuAI10Fe3 Bronze 
Stem, Spring: 1Cr17Ni12Mo2Ti, Stainless steel  
Diaphragm, O-ring: NBR, EPDM 
Seal ring: PTFE 
 
Technical Specification
-Nominal diameter50¡«300mm        
-Nominal pressure1.0/1.6Mpa

-Strength testing pressure1.5/2.4Mpa
-Sealing testing pressure1.1/1.76Mpa
-Downstream pressure: 0.3~0.9MPa/ 0.3~1.5MPa
 
Executive standard
Design standard
GB12246
Face to face
DIN2501
Flange end
DIN 2501
Test & inspection
GB/T13927
Working temperature
Less than 80¡æ
 
 
Main external and connection dimension

DN
L
H
Flange dimensions comply with DIN2501(mm)
O
C
g
f
T
n-d
1.0
1.6
1.0
1.6
1.0
1.6
1.0
1.6
1.0
1.6
50
203
260
165
165
125
125
99
99
3
19
19
4-19
4-19
80
241
310
200
200
160
160
132
132
3
19
19
8-19
8-19
100
305
340
220
220
180
180
156
156
3
19
19
8-19
8-19
150
356
490
285
285
240
240
211
211
3
19
19
8-23
8-23
200
495
620
340
340
295
295
266
266
3
20
20
8-23
12-23
250
622
760
395
405
350
355
319
319
3
22
22
12-23
12-28
300
698
905
445
460
400
410
370
370
4
24.5
24.5
12-23
12-28