Hot sale Valves-Italy - Flanged Dual Wafer Check Valves – 3E
Hot sale Valves-Italy - 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 customer or outdated client, We believe in extensive phrase and trusted relationship for Hot sale Valves-Italy - Flanged Dual Wafer Check Valves – 3E, The product will supply to all over the world, such as: Israel, Liverpool, Greenland, Our professional engineering group will always be ready to serve you for consultation and feedback. We're able to also offer you with absolutely free samples to meet your requirements. Finest efforts will likely be produced to offer you the ideal service and goods. For anyone who is thinking about our company and merchandise, be sure to contact us by sending us emails or contact us quickly. As a way to know our merchandise and firm. lot more, you can come to our factory to find out it. We'll always welcome guests from all over the world to our business to build company relations with us. Be sure to feel free to get in touch with us for business and we believe we've been intending to share the top trading practical experience with all our merchants.
By Hazel from Guatemala - 2017.03.28 12:22
We are long-term partners, there is no disappointment every time, we hope to maintain this friendship later!
By Iris from Angola - 2017.08.18 18:38



