Graham Corporation manufactures and sells critical equipment for the energy, defense, and chemical/petrochemical industries based with emphasis on the United States. Its suite of products includes ejectors, surface condensers, turbopumps, compressors and liquid vacuum pumps, among others. For the defense industry, its equipment is used in nuclear propulsion power systems for the U.S. Navy. For the chemical and petrochemical industries, its equipment is used in fertilizer, ethylene, methanol and downstream chemical facilities. The company derives key revenue from the sale of Heat transfer equipment. It derives revenue from the US and other countries.