Harsco Industrial Air-X-Changers / Hammco is the world’s leading manufacturer of air cooled heat exchangers. Our products are used across a wide variety of industries such as natural gas (upstream/midstream/downstream), oil production, refining, power generation, and various process cooling applications. Harsco has been manufacturing air cooled heat exchangers since 1952 and has shipped over 90,000 ASME certified cooler sections/bundles. With a warranty rate of less than 1% across all product lines, Harsco air cooled heat exchangers are the best built in the industry. Harsco Industrial Air-X-Changers is a division of Harsco Corporation (NYSE: HSC), a leading Fortune 1000 global industrial services and engineered products company with over 400 operating locations in 50 countries around the world.