Factory making Fully Lug Knife Gate Valve - Flanged Dual Wafer Check Valves – 3E
Factory making Fully Lug Knife Gate 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:
Our corporation puts emphasis about the administration, the introduction of talented staff, plus the construction of team building, attempting hard to improve the quality and liability consciousness of team members. Our organization successfully attained IS9001 Certification and European CE Certification of Factory making Fully Lug Knife Gate Valve - Flanged Dual Wafer Check Valves – 3E, The product will supply to all over the world, such as: Houston, Pakistan, Czech republic, Insisting on the high quality generation line management and customers expert assistance, we now have designed our resolution to offer our buyers using the to start with amount getting and just after services practical experience. Maintaining the prevailing friendly relations with our buyers, we however innovate our solution lists all of the time to satisfy the brand new demands and adhere to the most up-to-date development of the market in Malta. We are ready to face the worries and make the improve to understand all the possibilities in international trade.
By Belinda from Somalia - 2018.11.02 11:11
The company's products very well, we have purchased and cooperated many times, fair price and assured quality, in short, this is a trustworthy company!
By Irene from Moscow - 2017.05.21 12:31
