100% Original Factory Papermaking Valve - Dual Wafer Check Valves

100% Original Factory Papermaking Valve - Dual Wafer Check Valves – 3E

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To constantly improve the management system by virtue of the rule of "sincerely, good faith and quality are the base of enterprise development", we widely absorb the essence of related products internationally, and constantly develop new products to meet the demands of customers for Twin Ball Valve , Expand seated globe valve , Steam traps , We are looking forward to forming successful business relationship with new clients in the near future!

100% Original Factory Papermaking Valve - Dual Wafer Check Valves – 3E Detail:

Product Description

Product description	Double-clack check valve
Model	Hn76H-double-clack check valve
Nominal diameter	NPS 2”～60”(DN50～DN1500)
Operating temperature	-29℃～593℃(the range of service temperature may vary for different materials)
Nominal pressure	CLASS 150～2500 （PN20～PN420）
Material	Main material: A890 4A(CD3MN)、A216 WCB、WCC; A217 WC6、WC9 ;B 148 C95800、C95500, A351 CF8、CF8M、CF3、CF3M，etc.
Design standard	API 6D、API 594、ASME B16.34
Structural length	API 6D、API 594
Connecting end	ASME B16.47、ASME B16.5
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 fileds- petroleum refining, petrochemical engineering ，electric power industry , offshore oil, chemical engineering, etc.
Other remarks 1	Short closing travel of valve clack, and small impact at valve closing; short structural length, most suitable for positions with limited mounting space
Other remarks 2	Due to loading of spring, the valve clack can move flexibly without jamming, and has a good sealing performance.
Other remarks 3	Suitable for medium backflow prevention in pipeline or device
Other remarks 4	Built-in pin roll, without external leakage point

Available retainer type and retainerless type

Testing is available including

All bodies and plates certified to EN 10204 3.1 as a minimum

Surface finish to MSS SP-55 on cast components

All valves are hydrostatically tested as per API 598

Hydrostatic pressure testing up to 15,000psig

Tensile/Bend/Impact/Hardness testing

Magnetic particle test

Dye Penetrant test

Ultrasonic examination

Chemical analysis

Positive material identification(PMI)

Ferrite content verification

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We have state-of-the-art equipment. Our products are exported for the USA, the UK and so on, enjoying a fantastic status among the clients for 100% Original Factory Papermaking Valve - Dual Wafer Check Valves – 3E, The product will supply to all over the world, such as: India, Kenya, Philippines, During in 11 years,We have participated in more than 20 exhibitions,obtains the highest praise from each customer. Our company always aim to provide the customer best products with lowest price. We are making great efforts to achieve this win-win situation and sincerely welcome you to join us. Join us, show your beauty. We will always be your first choice. Trust us, you will never lose heart.

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