Europe style for Value Valve - Flanged Dual Wafer Check Valves

Europe style for Value Valve - Flanged Dual Wafer Check Valves – 3E

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Europe style for Value Valve - Flanged Dual Wafer Check Valves – 3E Detail:

Product Description

Product description	Double-clack check valve/Tilting Check
Model	Hn46H-double-clack check valve
Nominal diameter	NPS 2”～24”(DN50～DN600)
Operating temperature	-29℃～593℃(the range of service temperature may vary for different materials)
Nominal pressure	CLASS 150～2500 （PN20～PN420）
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.
Design standard	ASME B16.34、API 6D、API 594
Structural length	API 6D、API 594
Connecting end	ASME B16.5、ASME B16.47、
Test standard	API 598、ISO 5208
Operation method	The valve clack is automatically opened and closed under the medium force to prevent flowing to another direction.
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.
Other remarks 1	Due to loading of spring, the valve clack can move flexibly without jamming, and has a good sealing performance.
Other remarks 2	Built-in pin roll, without external leakage point
Other remarks 3	Suitable for medium backflow prevention in pipeline or device
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
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

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Our company since its inception, constantly regards product or service high quality as business life, continually improve creation technology, make improvements to product high-quality and consistently strengthen business total high-quality management, in strict accordance together with the national standard ISO 9001:2000 for Europe style for Value Valve - Flanged Dual Wafer Check Valves – 3E, The product will supply to all over the world, such as: Johor, Canberra, Zurich, We adopt advanced production equipment and technology, and perfect testing equipment and methods to ensure our product quality. With our high-level talents, scientific management, excellent teams, and attentive service, our merchandise are favored by domestic and foreign customers. With your support, we'll build a better tomorrow!

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