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CB/CVV Series Product Applications
This check valve series is intended for bulk gas distribution service where containment, cleanliness and purity are of the utmost importance, and makes this range an excellent consideration for:
High-purity gas distribution system control
Prevention of undesired reverse flow in high-purity systems
Superior containment and cleanliness for your most critical valve applications
Use with inert and most toxic gases
Most suitable for isolation applications
CB/CVV Series Product Features
Check Valve, Packless Compact Design
Ultra-High Purity Bar Stock Stainless SteelPCTFE Valve Construction
10 Ra Max- Electropolished Surface Finish- Std (Optional Surface Finishes Available)
Purge Connections and Purge Valves are Integrated in Valve Body
Valve Body and Tube Stubs are Serialized for Material Certification
CB Construction Materials
*See Ordering Code for other available-Valve FSM-MF Connection Ends-sizes 50o/750/1000.
** Viton® are registered trademarks of DuPont Company.
CB and CVV Series Technical Data
| MATERIAL OF CONSTRUCTION | Wetted Areas | 316L Stainless Steel, PCTFE, Nickel, *Viton® |
| Non-Wetted Areas | 316L Stainless Steel, Nickel Plated Brass (CVV 500) | |
| MAXIMUM OPERATING PRESSURE | CVV Series | Vacuum-375 psig (25.8 bar) |
| CB Series | Vacuum-250 psig (17.2 bar) | |
| MAXIMUM OPERATING TEMPERATURE | *Viton® Seat – Std | -15°F (-5°C) to 250°F (121°C) |
Viton® is a registered trademark of DuPont Company.
| VALVE MODELS | BODY DATA | TECHNICAL DATA | TECHNICAL DATA | TECHNICAL DATA | WEIGHT | WEIGHT |
| (Valve Sizes) | (Tube/Body (Seat-Orifice) Sizes) | Cv | CP | PFO | (LBS) | (KG) |
| CVV 255 | Ø.250 / .500 (Ø.437 in. (Ø11.1mm)-Orifice) | 1.93 | 1.65 psig | 4.3 psig | 2.0 | (0.91) |
| CVV 500 | Ø.500 / .500 (Ø.437 in. (Ø11.1mm)-Orifice) | 1.93 | 1.65 psig | 4.3 psig | 2.0 | (0.91) |
| CVV755 | Ø.750 / .500 (Ø.437 in. (Ø11.1mm)-Orifice) | 2.00 | 1.65 psig | 5.0 psig | 2.1 | (0.95) |
| CB 751 | Ø.750 / 1.000 (Ø1.06 in. (Ø27.0mm)-Orifice) | 10.96 | 1.60 psig | 12.0 psig | 5.0 | (2.72) |
| CB 1000 | Ø1.000 / 1.000 (Ø1.06 in. (Ø27.0mm)-Orifice) | 15.21 | 1.60 psig | 12.0 psig | 6.0 | (2.72) |
| CB 1501 | Ø1.500 / 1.000 (Ø1.06 in. (Ø27.0mm)-Orifice) | 16.73 | 1.60 psig | 12.0 psig | 7.0 | (3.18) |
| CB 1502 | Ø1.500 / 2.000 (Ø2.12 in. (Ø53.8mm)-Orifice) | 42.43 | 0.60 psig | 6.0 psig | 19.0 | (8.62) |
| CB 2000 | Ø2.000 / 2.000 (Ø2.12 in. (Ø53.8mm)-Orifice) | 51.26 | 0.60 psig | 6.0 psig | 19.0 | (8.62) |
| CB 3002 | Ø3.000 / 2.000 (Ø2.12 in. (Ø53.8mm)-Orifice) | 78.00 | 0.60 psig | 6.0 psig | 21.0 | (9.53) |
| CB 3004 | Ø3.000 / 4.000 (Ø3.50 in. (Ø88.9mm)-Orifice) | 158.80 | 0.10 psig | 2.0 psig | 42.0 | (19.05) |
| CB 4000 | Ø4.000 / 4.000 (Ø3.50 in. (Ø88.9mm)-Orifice) | 165.50 | 0.10 psig | 2.0 psig | 40.0 | (18.14) |
| CB 6004 | Ø6.000 / 4.000 (Ø3.50 in. (Ø88.9mm)-Orifice) | 185.00 | 0.10 psig | 1.0 psig | 49.0 | (22.23) |
(Cv) Flow Coefficient/(CP) Cracking Pressure/(PFO) Pressure to Full Open
| HELIUM LEAK TEST | Inboard | ≤ 1 x 10⁻⁹ std.cc (atm) He / sec |
| Across the Seat | ≤ 1 x 10⁻¹⁰ std.cc (atm) He / sec | |
| Outboard Pressure Test | ≤ 1 x 10⁻⁶ std.cc (atm) He / sec | |
| CLEANLINESS AND PACKAGING | Assembled and tested in Class 100 Cleanroom. Purged and Final Packaged in Class 1 Cleanroom. Double-bag Packaging (2 mil nylon inner bag, 6 mil polyethylene outer bag) with Ultra-High Purity N₂ gas environment. | |
| STANDARD FINISH | 10 Ra Max – Electropolished Surface Finish – Std (Optional surface finishes available) | |
| NOTES AND OPTIONS | Testing: Particle, Moisture, O₂, SEM, ESCA, and AES
Purge Connections – Valve Type/Location – Sizes .250 / .500 Valve Connection Ends – Inlet/Outlet Sizes .500/.750/1.000 Valve Body Mounting Holes Std. Options: 1) CVV 500 – 10-32 UNF-2B 2) CB 1000 – .250-20 UNC-2B 3) CB 2000 – .375-16 UNC-2B 4) CB 4000 – .375-16 UNC-2B Valve Body Flanged Ends – Rotatable JIS Sizes (15A to 100A) Available – Consult Sales | |
Specifications are subject to change without notice.
CB and CVV Series Technical Dimensions
| SERIES/SIZE (INCH) | A | B | C | D | E |
| CVV 255 | Ø.250 (6.35mm) | 0.035 (0.89mm) | 0.72 (18.1mm) | 4.04 (102.6mm) | 9.87 (250.7mm) |
| CVV 500 | Ø.500 (12.7mm) | 0.049 (1.24mm) | 0.72 (18.1mm) | 3.04 (77.2mm) | 7.87 (199.9mm) |
| CVV 755 | Ø.750 (19.1mm) | 0.065 (1.65mm) | 0.72 (18.1mm) | 2.98 (75.7mm) | 7.75 (196.9mm) |
| CB 751 | Ø.750 (19.1mm) | 0.065 (1.65mm) | 0.75 (19.1mm) | 4.06 (10.3mm) | 11.61 (294.9mm) |
| CB 1000 | Ø1.000 (25.4mm) | 0.065 (1.65mm) | 0.75 (19.1mm) | 3.04 (77.2mm) | 9.61 (244.1mm) |
| CB 1501 | Ø1.500 (38.1mm) | 0.065 (1.65mm) | 0.75 (19.1mm) | 5.01 (127.3mm) | 13.51 (343.2mm) |
| CB 1502 | Ø1.500 (38.1mm) | 0.065 (1.65mm) | 1.25 (31.7mm) | 5.01 (127.3mm) | 15.48 (393.2mm) |
| CB 2000 | Ø2.000 (50.8mm) | 0.065 (1.65mm) | 1.25 (31.7mm) | 4.06 (103.1mm) | 13.58 (344.9mm) |
| CB 3002 | Ø3.000 (76.2mm) | 0.065 (1.65mm) | 1.25 (31.7mm) | 7.91 (200.9mm) | 21.28 (540.5mm) |
| CB 3004 | Ø3.000 (76.2mm) | 0.065 (1.65mm) | 2.13 (54.1mm) | 8.04 (204.2mm) | 23.47 (596.1mm) |
| CB 4000 | Ø4.000 (101.6mm) | 0.083 (2.1mm) | 2.13 (54.1mm) | 4.20 (106.7mm) | 15.79 (401.1mm) |
| CB 6004 | Ø6.000 (152.4mm) | 0.109 (2.7mm) | 2.13 (54.1mm) | 11.78 (299.2mm) | 30.95 (786.1mm) |
NOTE 1:All tolerances are +0.06 in.(±1.52mm) unless otherwise stated.
NOTE 2: Dimensional drawings shown are for reference only. Please contact CARTEN® for customer drawings.
CB and CV Series Typical Valve Dimensions (1/4" to 6")
CB and CVV Series Ordering Code
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