Good quality Vacuum Shut Off Valve - Vacuum Insulated Check Valve – Holy

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Our business sticks for the basic principle of "Quality could be the life with the firm, and track record will be the soul of it" for Liquid Nitrogen Transfer Device , Lng , Pressure Vacuum Vent Valve , We, with open arms, invite all interested potential buyers to visit our web-site or get in touch with us immediately for further information and facts.
Good quality Vacuum Shut Off Valve - Vacuum Insulated Check Valve – Holy Detail:

Product Application

The product series of Vacuum Valve, Vacuum Pipe, Vacuum Hose and Phase Separator in HL Cryogenic Equipment Company, which passed through a series of extremely strict technical treatments, are used for transferring of liquid oxygen, liquid nitrogen, liquid argon, liquid hydrogen, liquid helium, LEG and LNG, and these products are serviced for cryogenic equipment (e.g. cryogenic storage tank, dewar and coldbox etc.) in industries of air separation, gases, aviation, electronics, superconductor, chips, pharmacy, biobank, food & beverage, automation assembly, chemical engineering, iron & steel, and scientific research etc.

Vacuum Insulated Shut-off Valve

The Vacuum Insulated Check Valve, namely Vacuum Jacketed Check Valve, is used when liquid medium is not allowed to flow back.

Cryogenic liquids and gases in the VJ pipeline are not allowed to flow back when cryogenic storage tanks or equipment under safety requirements. The backflow of cryogenic gas and liquid may cause excessive pressure and damage to equipment. At this time, it is necessary to equip the Vacuum Insulated Check Valve at the appropriate position in the vacuum insulated pipeline to ensure that the cryogenic liquid and gas will not flow back beyond this point.

In the manufacturing plant, Vacuum Insulated Check Valve and the VI pipe or hose prefabricated into a pipeline, without on-site pipe installation and insulation treatment.

For more personalized and detailed questions about the VI Valve series, please contact HL Cryogenic Equipment Company directly, we will serve you whole-heartedly!

Parameter Information

Model HLVC000 Series
Name Vacuum Insulated Check Valve
Nominal Diameter DN15 ~ DN150 (1/2″ ~ 6″)
Design Temperature -196℃~ 60℃ (LH2 & LHe:-270℃ ~ 60℃)
Medium LN2, LOX, LAr, LHe, LH2, LNG
Material Stainless Steel 304
On-site Installation No,
On-site Insulated Treatment No

HLVC000 Series, 000 represents the nominal diameter, such as 025 is DN25 1″ and 150 is DN150 6″.


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Good quality Vacuum Shut Off Valve - Vacuum Insulated Check Valve – Holy detail pictures

Good quality Vacuum Shut Off Valve - Vacuum Insulated Check Valve – Holy detail pictures


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We know that we only thrive if we could guarantee our combined price tag competiveness and quality advantageous at the same time for Good quality Vacuum Shut Off Valve - Vacuum Insulated Check Valve – Holy , The product will supply to all over the world, such as: Italy, Provence, Honduras, The president and all the company members would like to provide professional products and services for customers and sincerely welcome and cooperate with all native and foreign customers for a bright future.
  • The company account manager has a wealth of industry knowledge and experience, he could provide appropriate program according our needs and speak English fluently.
    5 Stars By Marina from Swaziland - 2017.02.14 13:19
    This is a very professional and honest Chinese supplier, from now on we fell in love with the Chinese manufacturing.
    5 Stars By Carlos from Spain - 2018.02.12 14:52

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