Overview

Celeros Flow Technology is a global leader in nuclear pumps and valves, drawing on over 60 years of industry experience. Our journey began with the first industrial-scale nuclear power plant, and we have since played a central role in major nuclear power programs worldwide. With four coded nuclear ASME/RCC-M facilities renowned for excellence and a commitment to long-term performance, our products boast a 45+ year lifespan. Today, 65% of operational nuclear power plants globally feature our ClydeUnion Pumps and valve installations, solidifying our position as a trusted partner in the global nuclear power industry.

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Sectors

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Nuclear New Build

Nuclear New Build projects aim to meet growing energy demands by focusing on advanced reactor designs, enhanced safety measures and sustainable energy production with the ultimate goal of reducing carbon emissions.

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Small Modular Reactors (SMRs)

A Small Modular Reactor (SMR) is a compact, scalable nuclear reactor designed for safer, more flexible power generation. SMRs can be entirely manufactured and assembled in a factory, then transported to a site for installation.

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Nuclear Powered Ships

Nuclear-powered ships leverage cutting-edge nuclear reactors for propulsion, providing a sustainable and efficient alternative to conventional marine engines. These reactors play a crucial role in boosting the operational efficiency of maritime vessels.

Research Reactor

Research Reactors

Research reactors are small nuclear reactors that produce neutrons instead of electricity. They are used for research and play a key role in advancing nuclear technologies and improving many aspects of daily life.

Nuclear Life Extension

Nuclear Life Extension

Nuclear life extension involves prolonging the operational life of a nuclear power plant by replacing components or refurbishing systems. This process supports climate goals and aids the transition to clean energy.

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Nuclear Aftermarket

Celeros Flow Technology is committed to being your long-term nuclear partner. We offer a range of services, including spare parts for the maintenance, repair and upgrade of nuclear power plant components throughout their operational life.

Certified Sites

Celeros Flow Technology operates four key ASME-accredited sites, driving excellence in nuclear applications around the world:

  • Houston, USA, holds five ASME stamps (N, NA, NPT) for nuclear-grade valves and pumps
  • Annecy, France, is ASME-certified and NRC-accredited, contributing to projects like Sizewell C
  • Glasgow, Scotland, manufactures RCC-M and ASME-accredited Class 1, 2, and 3 pumps
  • Burlington, Canada, supports nuclear solutions with ASME certifications and expertise in safety-critical equipment

Each site ensures superior quality and compliance in nuclear power technology.

Burlington Ontario

1050 LeGresley Way, Burlington Ontario L7L 0K1, Canada

905-315-3813

The Celeros Flow Technology global service center network is fully equipped to support the service, repair and overhaul requirements of our customers, wherever their operations are in the world. We provide an industry leading OEM presence within easy reach of your operation, with guaranteed…

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Houston

8800 Westplain Drive, Houston, Texas, 77041, United States

+12818972965

Since 1954 our Houston Service Centre has been serving the offshore industry supplying pumps and offering complete repair, testing and service to keep customers equipment operational. The Houston site is an integral facility within the Celeros global service centre network with experience in…

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Annecy, France

Annecy Plant, 39 Avenue du Pont de Tasset, ZAE de Meythet, BP 435 Annecy Cedex, 74020 France

+33 450 055 600

The Annecy Service Center offers expert support both onsite and offsite to improve efficiency and reduce downtime on maintenance projects. We are committed to providing the best quality and value possible, so our customers know they can count on us for a reliable, effective solution that will…

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Cathcart, Glasgow, Scotland

149 Newlands Road, Cathcart, Glasgow, G44 4EX, United Kingdom

+44 141 637 7141

Our largest manufacturing facility is located in Glasgow, Scotland. ClydeUnion Pumps has been manufacturing here for over 120 years and the site has continued to adapt to the needs of our global customer base. This site provides centrifugal pumps for all our business sectors but specialises in…

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The Nuclear Industry

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