GA - Model Series 6600, 6700 - Surge Relief Valves
GA Industries pilot-operated surge relief valves utilize the Golden-Anderson® differential piston main valve operated by a super-sensitive pilot system. These valves are available in sizes 2-1/2' to 24' (65mm to 600mm) and furnished standard ANSI Class 125 or 250 flanged cast iron body, bronze vee-port trim and Buna-N renewable seat for pressures to 400 PSI (2,756 KPa). Consult factory or submit Surge Checklist for sizing assistance. GA Industries pilot-operated surge relief valves are available in alternate materials for higher pressures and/or with ISO/EN flanges. The basic surge relief valve can be supplied with optional features and accessories to accommodate the requirements of almost any system.