For over 35 years, Emerson has supported nuclear facilities, worldwide with Fisher® nuclear valves and associated services. In fact, Fisher valves are installed in over 90% of the world’s nuclear facilities. Thousands of ASME Section III N-Stamped and RCCM process control valves have been shipped around the globe.
And, Emerson’s manufacturing plant in Marshalltown, Iowa, United States was the first in the automatic control valve industry to receive the N-Stamp certification in 1971. With over 4,500 employees, we’re the world’s largest control valve and regulator manufacturer!
- Over 250 dedicated nuclear employees located across the globe,
- Emerson nuclear application experts are active participants in development of international industry standards. They offer unrivaled expertise in helping meet safety, licensing and regulatory requirements.
Engineering Services
- We maintain original drawings, code design reports, and seismic and qualification reports for every valve built.
- We provide extensive engineering services for your control valve programs:
- Application and process review
- Design modification evaluation
- Environmental qualification
- Seat load requirements
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- Seismic analysis
- Weak link analysis
- Spare parts support
- Maintenance manual preparation and upgrades
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Local Service Support
- Most extensive network of field specialists anywhere offering diagnostic services, valve repair or parts
- Offer fast turnaround of emergency and routine valve repairs.
Next Generation Technology
Fisher nuclear products meet next generation seismic and EQ requirements.
- Offer a full array of valve types in a variety of construction materials, flow characteristics and end connections. Complementary actuators and accessories are also available.
- Sliding-Stem Control Valves
- Rotary Control Valves
- Nuclear Grade Instruments (digital, pneumatic and electronic)
Commercial Grade Dedication
- Emerson supplies a broad range of Fisher products as "commercial grade dedicated" under the 10CFR50, Appendix B, Q.A. Program. This greatly increases the range of our products that can be used in safety-related applications.
Manufacturing - Wherever your nuclear plant is located and anywhere you need to be, Fisher control valves are fully supported! Our manufacturing and assembly plants are equipped with sophisticated manufacturing technology and are fully accredited to meet stringent international quality standards.
Testing - We use strong theoretical and empirical data in developing application solutions and product design. Our global capabilities for validating control valve performance are unmatched in the industry.
Current product testing capabilities include:
- Simulation and analysis
- Materials
- PlantWeb dynamic performance
- High temperature steam
- Dynamic performance
- Experimental stress
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- Flow
- Acoustics
- Cycle Life
- Cryogenic
- Vibration
- Instrumentation development and software
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Emerson valve and instrument research and engineering capabilities extend worldwide with technology centers in North America, Europe, and Asia. And because we’re invested in your future, a new technical development facility with even greater testing capabilities is currently being constructed in Marshalltown, Iowa, United States and will be fully operational in 2010.
Quality Assurance Programs - Our global quality assurance programs, endorsed at all levels of operation, include:
- 10CFR50 Appendix B
- B51
- PED
- NR Stamp
- TÜV
- N-285
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- ISO9000
- N Stamp
- NPT Stamp
- RCCM
- Z299
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