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Circle Seal Controls has several different poppet-type check valves for a wide range of
applications. A brief overview of each series is shown below:
| Series |
Name |
Pressure Range |
Materials |
Sizes |
CVH |
Check Valve |
0-6,000 psi |
Brass, 316SS |
1/8" to 1" |
| 100 |
Ultra-Sensitive Check Valve |
0-25 psi |
Aluminum, Brass, 303SS |
1/8" to 3/4" |
| 200 |
Check Valve |
0-3,000 psi |
Aluminum, Brass, Steel, 303SS, 316SS |
1/8" to 2" |
| C200 |
Cartridge Valve |
0-5,000 psi |
Aluminum, Steel, 303SS, 316SS |
3/4" to 1-5/8" Ø |
| H200 |
Check Valve |
0-6,000 psi |
Aluminum, Brass, Steel, 303SS, 316SS |
1/8" to 2" |
| 400 |
Shuttle Valve |
0-6,000 psi |
Aluminum, Brass, 303SS |
1/8" to 1/2" |
| 2200 |
Economical Check Valve |
0-800 psi |
Brass, 316SS |
1/8" to 3/4" |
| 2300 |
Check Valve |
0-10,000 psi |
Brass, 17-4pH SS |
1/8" to 3/4" |
| C2900 |
Cartridge Check Valve |
0-3,000 psi |
Brass, Steel, 303SS |
1/2" to 1-1/2" Ø |
- BIVCO
1000
|
Lift-type Check |
0-550 psi max. |
Bronze, 316SS |
3/8" to 2" |
- BIVCO
3000/4000
|
In-line Check Valve |
0-550 psi max. |
Brass, Steel, 316SS |
1/4" to 2" |
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