1/3 psig (0.03 bar) cracking pressure 1/8 in tube fittings Fixed Pressure check valve
1/3 psig (0.03 bar) cracking pressure 1/8 in tube fittings Fixed Pressure check valve
Brief introduction
Features
Cracking Pressure
| Series |
Nominal Cracking Pressure psig (bar)
|
Cracking Pressure Range psig (bar)
|
| CV4 | 1/3 (0.03) | 0 to 3 (0 to 0.21) |
| 1 (0.07 ) | 0 to 4 (0 to 0.28) | |
| 10 (0.69) | 7 to 13 (0.49 to 0.90) | |
| 25 (1.7) | 21 to 29 (1.5 to 2.0) |
Pressure-Temperature Ratings
Ratings based on f uorocarbon FKM O-rings in 316 stainless steel valves and Buna N O-rings in brass valves.
| Material | 316 S.S. | Brass |
| Temperature, ℉ (℃) | Working Pressure, psig (bar) | |
| -10(-23)to 100(37) | 3000 (206) | 3000 (206) |
| 200(93) | 2575 (177) | 2600 (179) |
| 250(121) | 2450 (168) | 2405 (165) |
| 300(148) | 2325 (160) | - |
| 400(204) | 2185 (150) | - |
Seal Materials
| Seal Material | Temperature Range ℉ (℃) |
| Buna N | -10 to 250 (-23 to 121 ) |
| Ethylene propylene | -50 to 300 (-45 to 148 ) |
| Fluorocarbon FKM | -10 to 400 (-23 to 204) |
| Neoprene | -40 to 250 (-40 to 121) |
Standard Materials of Construction
| Component | Valve Material Grade/ASTM Specification | ||
| 316 S.S. | Brass | ||
| 1 | Insert Locking Screw | 316 S.S./A276 or A479 | Brass C36000/B16 |
| 2 | Insert | 316 S.S./A479 | Brass C36000/B16 |
| 3 | O-ring | Fluorocarbon FKM | Buna N |
| 4 | Poppet | 316 S.S./A479 | Brass C36000/B16 |
| 5 | Spring | 302 S.S./A313 | |
| 6 | Body | 316 S.S./A479 | Brass C36000/B16 |
Product show
How to Order
More check valve
Check Valves-CV1 Series
Maximum working pressure: 3000 psig (207 bar)
Working temperature: -10℉ to 400℉ (-23℃ to 204℃)
Cracking pressure: 1/3 to 25 psig (0.02 to 1.7 bar)
Variety of end connections and materials available
Check Valves-CV2 Series
Maximum working pressure up to 6000 psig (413 bar)
Working temperature from -10℉ to 400℉(-23℃ to 204℃)
With bonded elastomer seal structure design
Liquid or gas service
Cracking pressure: 1/3 to 50 psig (0.02 to 0.34 bar)
Variety of end connections and materials available
Check Valves-CV3 Series
Check Valves-CV4 Series
Maximum working pressure up to 3000 psig (206 bar)
Working temperature from -10 to 400 (-23 to 204 )
One-piece body design
Cracking pressure: 1/3 to 25 psig (0.02 to 1.7 bar)
Fully contained O-ring seal
316 stainless steel, brass and alloy body material
Variety of end connections
Maximum working pressure up to 3000 psig (206 bar)
Established in 2011
Passed ISO9001-2000 & 2008
Supply OEM/ODM Manufacturing.
Designed and manufactured to intermix and interchange Swagelok ® and major global brands.
0.5 Hour's drive from Chengdu Shuangliu Airport.
Rich experience leads a good reputation among the field.
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