The world’s demand for clean, reliable energy has never been greater, and nuclear power is rising to meet this challenge.
For more than seven decades, Flowserve has played a critical role in advancing nuclear technologies and supporting the industry’s growth worldwide. From the earliest reactors of the 1950s to today’s large-scale plants and next-gen Small Modular Reactors, we’re proud to partner with global leaders to provide the expertise, innovation and reliability that will power a sustainable energy future.
Full Nuclear Lifecycle
Flowserve delivers integrated solutions for every stage of the nuclear lifecycle – from initial design and construction to operation, life extension and decommissioning.
With our unmatched experience, nuclear facilities benefit from support that enables safety, efficiency and long-term reliability.
Collaborating early with EPCs, reactor developers, and utilities, Flowserve provides application engineering, safety consulting, material guidance, and R&D support to shape reliable, nuclear-compliant systems.
- Early collaboration with EPC Firms, Reactor Developers, Operators and Utilities to shape system architecture
- Application engineering and safety consulting for pumps, valves and seals
- Material selection and technical guidance to meet nuclear standards
- Prototyping and R&D support for advanced reactor concepts
Nuclear Dedicated Site Map
Partnering to Enable the Global Expansion of Nuclear Energy
We offer a global network of manufacturing and service centers - each dedicated to the unique requirements of safety-related and non-safety-related nuclear solutions. Our Quick Response Centers (QRCs) also ensure that wherever your operations are located, you receive rapid, expert service, combining worldwide reach with local, on-the-ground support.

Customer Spotlight

Trusted Compliance and Expertise in Nuclear Standards
Flowserve is globally certified to deliver the quality and safety your nuclear facility demands, and holds all major international and national qualifications for the design and manufacture of pumps, valves, and seals, including:
- ASME Section III Class 1, 2 and 3
- ASME N, NPT, NA stamps
- ASME Section III Div.5
- ASME NQA-1
- ASME Section VIII 'U' stamp
- ASME QME-1
- 10CFR21 & 10CFR50 Appendix B
- ANSI N45.2
- CSA N299
- CSA N285.0
- RCC-M
- PED/CE
- ISO 9001
- ISO 19443
- NBIC-NR
- GS-R-3
- HAF604






































