High-precision forming and long-seam welding of metals

With a legacy spanning seven decades, we are proud pioneers of the high-precision forming and welding of metals. Embracing Industry 4.0, our state-of-the-art production lines seamlessly blend innovation and expertise, ensuring safe, high-quality, and reliable manufacturing. ​

Our expertise extends across diverse sectors, from cables and HVAC to healthcare. We are committed to delivering excellence, where every product reflects our dedication to high standards and a tradition of innovation that has defined us for the past 70 years. ​

UniWEMA® offers complete assembly lines for both longitudinal and cross-welded pipes and metal jackets. Our product lines include also processing units.

Propel your projects into the future, where precision meets excellence, and safety and sustainability drive every forming and welding application.​

Scaling Innovation for a Sustainable Future

Innovation lies at the heart of Nexan's acceleration unit strategy. With deep expertise and relentless curiosity, we push the limits of material science, engineering, and technology to design the invisible infrastructure that powers tomorrow. We are shaping the backbone of the electrified world.

• Reshaping manufacturing through our machine solutions, pushing efficiency, sustainability, and creating solutions that power the future
• Supporting the energy transition by enabling efficient transfer of liquefied hydrogen, thanks to our innovative cryogenic systems and solutions for over 50 years that are crucial to the hydrogen economy and other industries.
• Revolutionizing energy infrastructures thanks to HTS technology, which enables the transmission of electricity with minimal losses, addressing critical challenges in permitting, land use, and energy efficiency

We are committed to scaling innovations that power a cleaner, smarter, and more electrified world. This transformation isn't just about technology, it's about how we operate, innovate and scale for a new era.

Building the future of electrification

We are driving the next generation of electrification technologies — from superconducting cable systems and cryogenic transfer line technologies to advanced forming and welding solutions. We aim to redefine how critical infrastructures are built and powered — across aerospace, healthcare, electrical infrastructure, and the cable industry. By combining deep expertise with a pioneering spirit, we are laying the foundations for a cleaner, smarter, and more resilient energy future.