UAE Valves is the foremost Cryogenic Valve Supplier in Dubai. Fluid flow through pipes is managed by cryogenic valves. They function at shallow temperatures, which gives the system operator more control over the functioning, and this is why they are frequently referred to as “cryo” valves.
Working: In order to ensure the security and safety of cryogenic gasses or other media, cryogenic valves are maintained in their naturally closed state. In general, a cryogenic valve is made to respond to high pressure by pushing itself into the open position, which allows easy passage of gas or other media. This open flow will continue until the pressure drops once more, at which time it will swing back and seal, preventing any leaks with a unique metal seat bubble-tight shutdown.
Function: the main purpose of a cryogenic valve is to transfer low-temperature media, such as ethylene, liquid oxygen and hydrogen, liquefied petroleum oil, liquefied natural gas, and so forth. These substances are flammable and easy to explode, and when the temperature drops, they change into a gas and expand hundreds of times in volume.
Advantages:
1)Capacity to withstand very low temperatures.
2)These are made of materials that are capable of maintaining their mechanical qualities in extremely low temperatures and are designed to endure the challenges caused by cryogenic fluids including liquid nitrogen, oxygen, and liquefied natural gas.
3)Ability to withstand heat shock. Rapid shifts in temperature and pressure might result from the frequent movement of cryogenic fluids between various temperature zones.
4)They are specially designed to endure minimal tear and wear a reduced chance of failure . Furthermore, they are frequently built with features that help extend service life and lower maintenance costs, like longer stem seals etc.
Industries:
1)Aviation industry
2)Air separation plants
3)Petrochemical industries
4)Lng storage and transportation
5)Air Conditioning System
6)Research laboratories
Types:
1)Cryogenic Emergency Cut Off Valve
2)Cryogenic Short Stem Globe Valve
3)Cryogenic Long Stem Globe Valve
4)Cryogenic Steam Jacket Globe Valve
5)Forged Cryogenic Trunnion Ball Valve
6)Cryogenic Ball Valve
7)Cryogenic Gate Valve
8)Cryogenic Check Valve
9)Cryogenic Pneumatic Actuated Globe Valve
Components:
1)Body: Built from materials resistant to cryogenic temperatures, such as particular alloys or stainless steel.
2)Bonnet: Provides protection and insulation by covering the valve mechanism.
3)Seat: The surface that the valve closes against; for a better seal, it is usually made of soft materials.
disc or gate: The part that moves to open or close the flow stream
4)Stem: Designed to reduce heat transfer, the stem joins the actuator with the disc.
5)Actuator: The manually or automatically operated valve mechanism.
Packing: Leak-proof seals around the stem, typically composed of materials that are resilient under cryogenic temperatures.
6)Insulation: Usually used to keep temperatures low and reduce heat transfer.
Description:
Available materials: SS304, SS316, CF8M, CF8, F51, F55, F53, WCB, WC6, WCC, LCB, LCC
Class: 150 to 800
Nominal Pressure: PN25 to PN100
Size: 1/2” to 24”
Ends- Flanged, Threaded, Socket weld, Butt weld.
Operations: Lever Operated , Hand wheel operated , Electric Actuated and Pneumatic Actuated.
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