Fast delivery China 42″ WAFER CHEC,150LB,300LB
Innovation, good quality and reliability are the core values of our enterprise. These principles today extra than ever form the basis of our success as an internationally active mid-size organization for Fast delivery China 42″ WAFER CHEC,150LB,300LB, Welcome you to definitely be part of us alongside one another to make your organization easier. We have been normally your greatest partner when you want to have your own small business.
Innovation, good quality and reliability are the core values of our enterprise. These principles today extra than ever form the basis of our success as an internationally active mid-size organization for China Gate Valve, OS&Y Type Gate Valve, WAFER CHECK, We’ve got 48 provincial agencies in the country. We also have stable cooperation with several international trading companies. They place order with us and export solutions to other countries. We expect to cooperate with you to develop a larger market.
Product Description
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Product description |
Double-clack check valve |
|
Model |
Hn76H-double-clack check valve |
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Nominal diameter |
NPS 2”~60”(DN50~DN1500) |
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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: A890 4A(CD3MN)、A216 WCB、WCC; A217 WC6、WC9 ;B 148 C95800、C95500, A351 CF8、CF8M、CF3、CF3M,etc. |
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Design standard |
API 6D、API 594、ASME B16.34 |
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Structural length |
API 6D、API 594 |
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Connecting end |
ASME B16.47、ASME B16.5 |
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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 fileds- petroleum refining, petrochemical engineering ,electric power industry , offshore oil, chemical engineering, etc. |
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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 |
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Other remarks 2 |
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 3 |
Suitable for medium backflow prevention in pipeline or device |
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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
Innovation, good quality and reliability are the core values of our enterprise. These principles today extra than ever form the basis of our success as an internationally active mid-size organization for Fast delivery China DN20~DN400 350psi Grooved OS&Y Gate Valves, Welcome you to definitely be part of us alongside one another to make your organization easier. We have been normally your greatest partner when you want to have your own small business.
Fast delivery China Gate Valve, OS&Y Type Gate Valve, We’ve got 48 provincial agencies in the country. We also have stable cooperation with several international trading companies. They place order with us and export solutions to other countries. We expect to cooperate with you to develop a larger market.








