Detailed Product Description
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pond fountain accessories, water fountain fittings |
Ductile Iron Flanged Check Valve IP68 Silent Type For Drainage Pipeline
Description:
Silent lift check valve is suitable for water supply and drainage pipeline. It has small volume, light weight, small resistance, long service life etc.
Material List:
Pos |
Part |
Material |
1 |
Guide |
Ductile Iron GGG40 |
2 |
Body |
Cast lron GG25 |
3 |
GUIDING STEM |
Brass Cuzn40Pb2 |
4 |
Spring |
Stainless steel |
5 |
Seal |
NBR,EPDM,VITON |
6 |
Disc |
Ductile Iron GGG40 |
Application:
PN Nominal pressure |
1.6Mba |
Sealing test pressure |
1.76Mba |
Strength test pressure |
2.4Mba |
Suitable temperature |
EPDM:-10—+120°C
NBR:-10—+80°C
VITON:-23—+150°C
SILICON:-50—+200°C
|
Dimension Detail:
size |
A |
Cv |
Weight(Lbs) |
2" |
51/4 |
50 |
18.0 |
2 1/2" |
51/2 |
140 |
24.0 |
3" |
6 |
180 |
28.0 |
4" |
71/4 |
330 |
43.0 |
5" |
81/2 |
535 |
55.0 |
6" |
93/4 |
745 |
71.5 |
8" |
121/2 |
1310 |
123.0 |
10" |
151/2 |
2160 |
183.0 |
12" |
141/4 |
3000 |
306.0 |
14" |
153/4 |
4200 |
381.0 |
16" |
171/2 |
6500 |
501.0 |
FLow Coefficient:
The flow coefficient (Cv) is the number of gallons per minute of water flowing through a given size restriction at a pressure drop of one psig. To obtain the Cv factor for a given size check valve refer to table left.
Notes:
1. Design subject to change without notice.
2. Contact us for certified prints ( exact dimension) when requeire.
3. Flange dimensions are suitable for ANSI std. BS std. and DIN std.