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Goetze Cryogenic Relief Valve For LNG, LO₂, LN₂, And LAr Systems

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Goetze Cryogenic Relief Valve For LNG, LO₂, LN₂, And LAr Systems

Goetze Cryogenic Relief Valve For LNG, LO₂, LN₂, And LAr Systems

GKV925 The Goetze spring-loaded safety relief valve is mainly used in cryogenic liquid medium systems such as liquefied natural gas (LNG), liquid oxygen (LO₂), liquid nitrogen (LN₂), and liquid argon (LAr). This series adopts a micro-lift disc design with threaded connections. The design temperature range is -270°C to +400°C. Key components undergo cryogenic treatment and impact testing to ensure stable operation under low-temperature conditions.

 

MICRO-LIFT DISC CRYOGENIC RELIEF VALVE WITH THREADED CONNECTION

 

Size Range

DN6 to DN 50


Body Materials

Stainless Steel , Bronze, Brass


Temperature Range

-270°C to +400°C


Stem Materials

Stainless Steel , Bronze, Brass


Maximum Allowable Operating Pressure

ASME 150LB, ASME 300LB, PN16, PN25, PN40, PN50


Seat Materials

PCTFE, PEEK, Stainless Steel 


Shutoff Rating

Zero Leakage (at ambient temperatures)

BS 6364 (at cryogenic temperatures)

ISO 28921 (at cryogenic temperatures)


Ball Materials

Stainless Steel 

 

                                                                                                                 


Body Style

Manufacturer's Standard


Design Standard

DIN, EN, ASME, API, JIS


End Connections

Flange, Thread, Welding


Testing standard

API 598


Ports

Reduce Flow


Connect Platform

Consult the manufacturer


Face To Face

Manufacturer's Standard                                                                                                                                                                                                                                                                                                                     


Applications

Aerospace, Air Separation, Beverage Processing, Ethylene, Food Processing, Gas to Liquids, Liquid Nitrogen, Liquid Oxygen, LNG Liquefaction, LNG Receiving Terminals, LPG Handling, Petroleum, Refrigeration, Steel Production


 

Technical performance of Goetze Cryogenic Relief Valve 

The Goetze cryogenic safety valve components are precision-machined after cryogenic treatment to ensure durability and reliability. The valve features a fully enclosed bonnet and cap structure, which guarantees that during discharge, the medium is safely vented through the outlet pipe without external leakage, effectively preventing dust and other impurities from entering.

 

The maximum pressure can reach 4.0MPA 

 

Some models can be dispatched after adjusting and setting the pressure parameters according to customer requirements.

 

This product series is widely used in the fields of petroleum, chemical engineering, boilers, power stations, metallurgy, nuclear power, and scientific research. It is primarily responsible for safety pressure control in liquefied natural gas (LNG) systems and cryogenic liquid storage and transportation equipment. It also provides overpressure protection in processes such as air separation and industrial gas production.

 

   

 Characteristics of Goetze Low Temperature Safety Valve

Advanced low-temperature testing facilities

 

Facilities are managed by experienced low-temperature valve specialists.

 

Low-temperature test pit for large valves.

 

6,000-gallon liquid nitrogen tank for extreme cooling.

 

Mass spectrometer for precise leak detection.

 

Capabilities enable performance validation, design optimization, and tailored

testing solutions for critical cryogenic applications. 

 

 

 

 

GEKO low-temperature safety valve is applied in multiple industries

 

 

 

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