New Arrival China Uni-Directional Valve - Flanged Dual Wafer Check Valves – 3E
New Arrival China Uni-Directional Valve - Flanged Dual Wafer Check Valves – 3E Detail:
Product Description
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Product description |
Double-clack check valve/Tilting Check |
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Model |
Hn46H-double-clack check valve |
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Nominal diameter |
NPS 2”～24”(DN50～DN600) |
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Operating temperature |
-29℃～593℃(the range of service temperature may vary for different materials) |
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Nominal pressure |
CLASS 150～2500 （PN20～PN420） |
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Material |
Main material: A216 WCB、WCC; A217 WC6、WC9、 A351 CF8、CF8M、CF3、CF3M、CF8C、CN7M; A352 LCB、LCC;、M35-1；A890 4A(CD3MN)、etc. |
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Design standard |
ASME B16.34、API 6D、API 594 |
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Structural length |
API 6D、API 594 |
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Connecting end |
ASME B16.5、ASME B16.47、 |
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Test standard |
API 598、ISO 5208 |
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Operation method |
The valve clack is automatically opened and closed under the medium force to prevent flowing to another direction. |
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Application fields |
For application in fields such as electric power industry, petroleum refining, petrochemical engineering, offshore oil, tap water engineering in urban construction, chemical engineering, etc. |
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Other remarks 1 |
Due to loading of spring, the valve clack can move flexibly without jamming, and has a good sealing performance. |
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Other remarks 2 |
Built-in pin roll, without external leakage point |
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Other remarks 3 |
Suitable for medium backflow prevention in pipeline or device |
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Other remarks 4 |
tShort closing travel of valve clack, and small impact at valve closing; short structural length, most suitable for positions with limited mounting spare |
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Other remarks 5 |
The sealing faces of valve seat and valve clack are build-up welded with hard alloy to improve the erosion resistance and extend the service life of valve. |
Available retainer type and retainerless type
Retainerless design is used in wafer,flange,lug and hub-end body style.Compared to retainer design,the retainerless deisng can provide
1- High integrity
2- No thread corrosion risk(retainered design has screwed body plugs)
3- No plug blow out risk
4- Easy disassembly
Product detail pictures:
Related Product Guide:
No matter new consumer or outdated shopper, We believe in lengthy expression and trusted relationship for New Arrival China Uni-Directional Valve - Flanged Dual Wafer Check Valves – 3E, The product will supply to all over the world, such as: Uganda, Mexico, Southampton, Welcome to visit our company, factory and our showroom where displays various hair products that will meet your expectation. Meanwhile, it is convenient to visit our website, and our sales staff will try their best to provide you the best service. Please contact us if you need more information. Our aim is to help customers realize their goals. We are making great efforts to achieve this win-win situation.
By Hedy from Argentina - 2017.03.07 13:42
The sales manager is very patient, we communicated about three days before we decided to cooperate, finally, we are very satisfied with this cooperation!
By King from Bahrain - 2017.09.26 12:12
