Detailed Product Description
| High Light: |
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.
