Profile: Cortest, Inc. is a manufacturer of corrosion testing equipment. We are an ISO 9001 certified company. Our product line includes proof rings, cert machine, autoclave, recirculating loops, corrosion fatigue machines, multiphase flow loops, and custom laboratory equipment. Our corrosion test equipments are used for both static and dymamic test conditions. The Cortest proof rings provide an economical but effective way to accurately determine the stress corrosion cracking (SCC) susceptibility of metals in different environments. Our material testing divisions provide chemical analysis, corrosion testing and metallurgy.