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SSP offers check valves for instrumentation, alternative fuels, and small process applications having pressures up to 6000 psig (413 bar) and temperatures from -100 to 900° F (-73 to 482° C) .
4000 Series Ball Poppet Check Valves
Ball poppet check valves are medium pressure instrumentation check valves. The ball poppet design reduces sticking for reliable cracking and resealing.
Specifications
- Pressure: Up to 6000 psig (413 bar)
- Temperature: Up to 350° F (176°C)
- Seven cracking pressures from 1/3 to 50 psi
- Body Material: 316 SS
- Wide range of O-ring materials
- End Connections: Duolok, Griplok and Unilok tube ends, male and female
NPT and BSPT - End Connection Sizes: 1/8 to 1/2 in. (6 to 12 mm Duolok only)
CP Series Check Valves
CP Series check valves are pipe ended valves offer accurate cracking and resealing for a wide range of cracking pressures.
Specifications
- Pressure: Up to 3000 psig
- Temperature: -40 to 375° F (-40 to 190°C)
- Flow Coeffient: 0.35 to 1.20
- More than 20 cracking pressures from 1/3 to 100 psig (0.02 to 6.89 bar)
- Body Material: 316 SS, Alloy 400, and Brass
- O-ring Material, FKM, NBR, NBR low-temp, EP, FFKM
- End Connections: Male and Female NPT and BSP
- End Connection Sizes: 1/4 and1/2 in.
CPA Series Adjustable Check Valves
CPA Series check valves are pipe ended check valves that enable users to make field adjustments to cracking pressures to meet the requirements of their application.
Specifications
- MAWP: Up to 3000 psig
- Temperature: -40 to 375°F (-40 to 190°C)
- Flow Coeffient: 0.35 to 1.20
- Six Adjustable Cracking Pressure Ranges from 3 to 600 psig (0.21 to 41.3 bar)
- Body Material: 316 SS, Alloy 400, and Brass
- O-ring Material, FKM, NBR, NBR low-temp, EP, FFKM
- End Connection Sizes: 1/4 and1/2 in.
CH Series High-Pressure Check Valves
CH Series check valves offer back flow control for tubing and pipe systems with pressure up to 6000 psig (413 bar). CH Series check valves have been tested to meet ECE R110 for CNG vehicles.
Specifications
- MAWP: 6000 psig
- Temperature Range: -65° to 400° F (-53 to 232° C)
- Cracking Pressures: 1/3, 1, 5, 10 and 25 psi (0.03, 0.07, 0.35, 0.69, 1.8 bar)
- Flow Coeffient: 0.35 to 1.20
- More than 20 cracking pressure from 1/3 to 100 psig
- Body Material: 316 SS, Alloy 400, and Brass
- O-ring Material, FKM, NBR, NBR low-temp, EP, and FFKM
- End Connections: Duolok, Griplok and Unilok tube ends, male and female NPT and BSP pipe ends. Other end type are available.
- End Connection Sizes: 1/8 and 1 in. (3 to 25 mm)
LC Series Lift Check Valves
LC Series lift check valves are used in systems having high temperatures up to 900° F (482°C) and pressures up to 6000 psig (413 bar).
Specifications
- MAWP: 6000 psig
- Temperature Range: -100° to 900° F (-73 to 482°C)
- Flow Coeffient: up to 1.10
- Body Material: 316 SS, Alloy 400, and Brass
- End Connections: Duolok, Griplok and Unilok tube ends, male and female NPT pipe ends, and tube socket weld ends
- End Connection Sizes: 1/8 and 3/4 in. (6 mm Duolok tube fitting).
- Other sizes and end types are available.