Nova Machine Products is a leading supplier of safety-related fasteners and precision components, bolting and tensioning solutions, construction products, and related inventory management services to utilities, Nuclear Steam Supply Systems, Architects & Engineers, the Department of Energy and Original Equipment Manufacturers as well as power generating facilities throughout the U.S.and around the world.

Innovative products, such as Nova's HydraNut® bolting technology are changing the face of the industry by dramatically accelerating closure time for reactor vessel heads and coolant pumps, increasing plant efficiencies while significantly reducing the risk of exposure to employees. Additional products and services include custom manufacturing, NPT-Certified Welding, nuclear approved Unistrut® building materials and PlasmaBond® vacuum-coating lubricant seals. 
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EST Group, is a market leader in providing highly engineered products and comprehensive repair services for heat management cooling systems. Expansion Seal Technologies (EST) is the market leader in engineered plugs for shell and tube heat exchangers, condensers, oil coolers, piping systems and pressure vessels for severe service applications. Its best known product - the Pop-A-Plug® -- is the industry's leading technology. EST Heat Exchanger manufactures heat exchangers, condensers, oil coolers, piping systems and pressure vessels.

EST Field Services provides a comprehensive range of field services for heat management systems.

Design services provides design, fabrication and repairs of tubular heat exchangers, oil coolers, chillers, double pipe heat exchangers and Section VIII pressure vessels. Field services include a complete range of turnkey services targeted at the inspection and repair of tubular heat exchangers and condensers.
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