Application Scenarios
At a combined-cycle power plant in Florida,engineers faced inconsistent steam flow readings from the HP turbine bypass line,leading to inefficient load balancing and regulatory reporting discrepancies.The existing flow orifice had degraded due to thermal cycling and vibration.The maintenance team replaced it with the GE SF412024 flow nozzle assembly,including the 517-0224-16A flow element,504376 mounting kit,and 820-0297 high-temp gasket.After calibration,the new system delivered stable,repeatable measurements with less than 0.5%deviation over six months.Plant operators noted improved control response and accurate emissions reporting—proving that the SF412024 isn’t just a replacement part,but a performance upgrade for critical metering points.
Parameter
Main Parameters Value/Description
Product Model SF412024(Assembly)
Flow Element 517-0224-16A–GE Flow Nozzle,16″Pipe Size,ASME Long Radius
Gasket 820-0297–High-Temperature,High-Pressure Ring Joint Gasket
Mounting Kit 504376–Flange Bolts,Nuts,Washers,Alignment Pins
Primary Standard ASME MFC-3M(Measurement of Fluid Flow in Pipes Using Nozzles)
Pipe Size 16 inches(406 mm)
Material(Nozzle)Stainless Steel 316 or Inconel(high-temp/corrosion resistant)
Pressure Rating Up to 2500 psi(172 bar)–depends on flange class
Temperature Range-50°F to 1000°F(-45°C to 538°C)
Fluid Compatibility Steam,Natural Gas,Air,Water,Process Gases
Accuracy±1.0%of reading(typical,when properly installed and calibrated)
Installation Type Flanged between pipe sections,inline DP measurement
Certification NIST-traceable calibration available,ASME B31.1 compliant
Technical Principles and Innovative Values
Innovation Point 1:ASME-Compliant Flow Nozzle Design
The 517-0224-16A flow nozzle within the SF412024 assembly adheres to ASME MFC-3M standards,ensuring predictable discharge coefficients and long-term measurement stability.Unlike orifice plates,flow nozzles offer superior resistance to erosion and wear in high-velocity steam applications.
Innovation Point 2:Integrated Sealing with 820-0297 Gasket
The 820-0297 ring-type joint(RTJ)gasket is engineered for extreme pressure and thermal cycling.Its metal-to-metal seal prevents leaks even under dynamic load conditions,a critical feature in power plant steam systems where downtime is costly.
Innovation Point 3:Complete,Pre-Configured Kit(SF412024)
Rather than sourcing components separately,the SF412024 provides a matched set—nozzle(517-0224-16A),hardware(504376),and gasket(820-0297)—ensuring dimensional compatibility and reducing installation errors.This turnkey approach minimizes commissioning time.
Innovation Point 4:High Turndown and Low Permanent Pressure Loss
The flow nozzle design offers a turndown ratio of up to 5:1 while maintaining low permanent pressure loss compared to orifice plates.This improves system efficiency,especially in turbine bypass and boiler feedwater applications.
Innovation Point 5:Vibration and Thermal Stress Resistance
The robust nozzle body and precision-machined flange interfaces in the SF412024 assembly resist misalignment and fatigue cracking,ensuring reliable performance in environments with high mechanical vibration and thermal transients.
Application Cases and Industry Value
In a nuclear power facility in Illinois,the GE SF412024 was installed on a main steam line to replace a degraded orifice plate.The 517-0224-16A nozzle’s smooth contour minimized turbulence,reducing noise in the DP signal and improving control system response.The 820-0297 gasket maintained a perfect seal through multiple reactor startups and cooldowns.Operators reported a 15%improvement in flow signal stability,directly enhancing process control and safety monitoring accuracy.
At a LNG processing plant in Louisiana,the SF412024 assembly was used for custody transfer metering of natural gas.The high accuracy and repeatability of the 517-0224-16A nozzle,combined with the leak-proof 820-0297 seal,ensured compliance with fiscal metering standards.The plant avoided$200,000+in potential revenue loss due to measurement drift,demonstrating the SF412024’s role in financial and operational integrity.
Related Product Combination Solutions
GE DP100 Differential Pressure Transmitter:Pairs with SF412024 to measureΔP across the nozzle for flow calculation.
GE ST3000 Smart Temperature Transmitter:Provides fluid temperature input for density compensation in gas/steam flow.
GE Flow Computer(e.g.,9300 Series):Integrates DP,temp,and pressure inputs from SF412024 for mass flow calculation.
GE 504376 Mounting Kit:Ensures correct bolt torque and alignment for 517-0224-16A installation.
GE 820-0297 RTJ Gasket:Critical sealing component;recommended for all high-pressure steam applications.
ASME Flow Nozzle Calibration Services:NIST-traceable calibration for 517-0224-16A to maintain measurement accuracy.
GE Pipe Alignment Tools:Ensures concentricity during SF412024 installation to prevent measurement errors.
GE Corrosion-Resistant Coatings:Optional protection for 517-0224-16A in aggressive chemical environments.
Installation,Maintenance,and Full-Cycle Support
Installing the GE SF412024 begins with aligning the pipe flanges and placing the 820-0297 RTJ gasket in the groove.The 517-0224-16A flow nozzle is centered between flanges,and the 504376 mounting kit(bolts,washers,nuts)is torqued in a star pattern to the specified value.Upstream and downstream straight pipe requirements(typically 22D and 6D)must be met for accurate flow conditioning.Once installed,the DP taps are connected to a transmitter(e.g.,GE DP100)for signal processing.
Routine maintenance is minimal due to the nozzle’s erosion-resistant design.Periodic inspection of flange bolts and gasket integrity is recommended during plant outages.The SF412024 requires no recalibration under normal conditions for 5–10 years,though verification can be performed using portable test equipment.
We provide comprehensive lifecycle support for every SF412024 assembly,including pre-installation engineering review,on-site commissioning,and access to certified calibration labs.Our technical team offers 24/7 support for flow system troubleshooting and performance optimization.With a 24-month warranty and a global inventory of genuine GE components,we ensure your flow measurement systems deliver accuracy,reliability,and compliance.
ABB 5SHY4045L0006 3BHB030310R0001 3BHE039203R0101 GVC736CE101 5SHY4045L0006 3BHB030310R0001 3BHE039203R0101 GVC736CE101 ABB GRID BREAKER UNIT GBU72 3BHE055094R0002 3BHE031197R0001 3BHB030310R0001 In stock!!! Interested parties please inquire
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