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Since 1969 A+R Armaturen^® GmbH has been manufacturing valves for various industrial fields. In 1989 the advanced ball valve technology was introduced primarily in the petrochemical, chemical, refining and steel technology industries. Since then A+R^® has been supplying servere service metal seated ball valves for the most hazardous applications. Sophisticated metal seated systems are utilized to ensure the highest level of operational integrity of processes up to +540o C (1000o F). Metal seated ball valves size DN 15 (1/2 ) - DN 300 (12 ), PN 10- PN160, 150# - 900# working on abrasive, erosive, and corrosive media. The product models 710 and 510 are dedicated to solve the most complex problems in the process industry.

Over a period of 35 years, A+R^® have achieved much knowledge on valve machining. The majority state-of-the art CNC machining equipment is available in house to ensure fully controlled machining processes. A high grade of flexibility allows maximal response to special requirements from customers and guarantees punctual deliveries.