For over 60 years, AZ-Armaturen has continuously developed to meet the increasing requirements of customers active around the world and today, AZ manufactures on four continents, including almost 40 years in South Africa. As one of the leading manufacturers of cavity-free plug valves and special valves, AZ supplies to production plants and sites in the chemical, petrochemical, pharmaceutical, paper, and food industries as well as for the metals and mining industry and many other areas. Special valves for the highest demands in areas with high operating pressures and aggressive, toxic, or abrasive media are designed and developed together with our customers, including a low-emission plug valve certified with an “AH” rating according to ISO 15848-1.