Manual Flanged Ends Cryogenic Ball Valve with Extended Stem

Customization: Available
Media: W.O.G.
Material: Cast Steel

Product Description

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Basic Info

Model NO.GADQ41F
Connection FormFlange
Driving ModeManual
Nominal PressureANSI CLASS 150-900
ChannelStraight Through Type
StructureFloating Ball Valve
TypeFloating Ball Valve
FunctionBlow-Down Valve
TemperatureNormal Temperature
StandardANSI
ApplicationIndustrial Usage
Transport PackagePlywood Case
SpecificationISO9001
TrademarkODM, OEM
HS Code8481804090
Production Capacity500 Pieces / Month

Product Description

Manual Flanged Ends Cryogenic Ball Valve with Extended Stem

Flange connection Cryogenic ball valve is used for low temperature working condition, especially for some hazard media, such as liquidized natural gas. Applied to LNG plant, LNG receiving station, LNG gasification station and LNG carrier and ship.

Product Features

1. Cryogenic Design Engineered for low-temperature applications, the valve ensures consistent and reliable performance in cryogenic environments, handling liquefied gases and other cold materials.
2. Metal-Seated The metal-seated design provides a reliable seal at extreme temperatures, ensuring leak-proof operation under challenging cryogenic conditions.
3. Reliable Performance in Hazardous Media Specifically designed to handle hazardous and flammable media such as LNG, this valve ensures safety in critical operations.
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Product Details & Materials

Manual Flanged Ends Cryogenic Ball Valve with Extended Stem
No Part Name Materials (-46°C ~ -196°C)
1Left BodyA352-LCB, LCC, LC3, A351-CF8, A351-CF8M
2SeatPTFE, RPTFE, PEEK, PPL, POM, KARBATE, NYLON, MOLON, DEVLON
3BallA182-F304, F316
4O-ringPTFE
5GasketFlexible graphite+304, flexible graphite+316, PTFE
6BoltA194-4, 8, 8M
7NutA320-L7, A193-B8, B8M
8Right bodyA352-LCB, LCC, LC3, A351-CF8, CF8M
12StemFlexible graphite, PTFE
21Extended bonnetA352-LCB, LCC, LC3, A351-CF8, CF8M
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Main Dimensions

Manual Flanged Ends Cryogenic Ball Valve with Extended Stem
Size (in) H (-46°C) H (-101°C) H (-196°C)
1/290110130
1100120150
2110130170
4130160200
8140170220
12150180240

Technical Parameters

Nominal diameterDN15 - DN250
Nominal pressure150LB - 300LB
Working temperature-196 - +29ºC
Driving meansHandle, electric actuator
MaterialStainless steel, Forged Steel, LCC/LCB, CF8/CFM8
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Product Display

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Frequently Asked Questions

What are the primary applications for this cryogenic ball valve?
It is primarily designed for low-temperature conditions, specifically for handling hazardous media like Liquid Natural Gas (LNG) in plants, receiving stations, and carrier ships.
What is the lowest temperature this valve can handle?
This valve is engineered to operate efficiently at temperatures as low as -196°C, making it suitable for extreme cryogenic applications.
Why does the valve feature an extended stem/bonnet?
The extended bonnet is designed to protect the stem packing from extreme cold by moving it away from the cryogenic fluid, ensuring the valve remains operable and leak-proof.
What materials are used for the valve body?
Depending on the temperature requirements, the body is typically made from A352-LCB, LCC, LC3, or stainless steel grades like A351-CF8 and CF8M.
Can these valves be automated?
Yes, while the standard configuration is manual (lever operated), these valves can be equipped with electric actuators for automated industrial processes.
What standards are followed in the manufacturing of these valves?
The valves are manufactured according to ANSI standards and the company maintains ISO9001 certification for quality management.

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