Check valve COA series
Flow Joint Co., Ltd.
About This Product
Features
■CV series
- Resilient O-ring design for leak-free sealing
・Maximum working pressure: 21Mpa
・Using temperature: -23℃～190℃
・Cracking pressure: 0.003 (1/3) ~0.175Mpa
-Various end connections and materials available
・Cracking pressure does not need to be adjusted and can be installed in any direction
■CO series
・Compact design, integrated body
・Maximum working pressure: 21Mpa
・Using temperature: -23℃～190℃
・Cracking pressure: 0.003 (1/3) ~0.175Mpa
-Various end connections and materials available
・Cracking pressure does not need to be adjusted and can be installed in any direction
■COA Series
・Compact design, integrated body
・Maximum working pressure: 21Mpa
・Using temperature: -23℃～190℃
・Cracking pressure: 0.021~4.2Mpa
-Various end connections and materials available
・Various springs available
・Cracking pressure does not need to be adjusted and can be installed in any direction
■CH series
・The seat ring is continuously cleaned by media to prevent secondary contamination.
・Maximum working pressure: 42Mpa
・Using temperature: -23℃～204℃
・Cracking pressure: 0.003 (1/3) ~0.175Mpa
-Various end connections and materials available
・Cracking pressure does not need to be adjusted and can be installed in any direction
・ECE R110 type certified valve can be used for CNG/NGV applications
■CA series
・Maximum working pressure: 21Mpa
・Using temperature: -23℃～190℃
・Cracking pressure: 0.021~4.2Mpa
-Various end connections and materials available
・Various springs available
・Cracking pressure does not need to be adjusted and can be installed in any direction
■CL series
・Maximum working pressure: 42Mpa
・Using temperature: -53℃～482℃
・All made of sturdy stainless steel
・Union bonnet design, horizontal installation with bonnet nut on top
・Reverse flow coefficient is less than 0.1% of forward flow coefficient
■Cracking pressure and resealing pressure
- Cracking pressure - the upstream pressure at which flow first occurs.
-Reseal pressure - pressure with no sign of flow.
・Reverse pressure - Differential pressure between the primary and secondary sides.
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Product
Check valve COA series
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Handling Company
Flow Joint Co., Ltd.
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Categories
1 Models of Check valve COA series
| Product Image | Part Number | Price (excluding tax) | A dimension inch (mm) | B dimension inch (mm) | CV | Component parts | Connection shape and size (primary side) | Connection shape and size (secondary side) | Material grade/ASTM standard 1 (316 stainless steel) | Material grade/ASTM standard 1 (brass) | Material grade/ASTM standard 2 (316 stainless steel) | Material grade/ASTM standard 2 (brass) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
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COA-FNS4- |
Available upon quote | 2.98 (75.7) | 3/4 (19.1) | 0.35 |
·body ・Insert lock screw ·insert ・O-ring ・Poppet ・Spring ・Adjustment screw ・Lock screw |
NPT1/4 female thread | NPT1/4 female thread |
・Body: 316 stainless steel/A479 ・Insert lock screw: 316 stainless steel/A479 ・Insert: 316 stainless steel/A479 ・O-ring: Fluorocarbon FKM |
・Body: Brass C36000/B16 ・Insert lock screw: Brass C36000/B16 ・Insert: Brass C36000/B16 ・O-ring: Buna N |
・Poppet: 316 stainless steel/A479 ・Spring: 302 stainless steel/A313 ・Adjustment screw: 316 stainless steel/A479 ・Lock screw: 316 stainless steel/A479 |
・Poppet: Brass C36000/B16 ・Spring: 302 stainless steel/A313 ・Adjustment screw: 316 stainless steel/A479 ・Lock screw: 316 stainless steel/A479 |
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About Company Handling This Product
- Japan