GENERAL SPECIFICATIONS 1. AUTOMATIC BALANCING VALVES - UNI-FLANGE VALVE 1.1. Contractor shall install automatic balancing valves where indicated in drawings. 1.2. Valve shall consist of a dynamic and accessible flow limiting device. VALVE HOUSING 2.1. Valve housing shall consist of ductile iron ASTM A536-80, Class 50-40-18, rated at no less than 1030 kPa static pressure and +135°C. 2.2. Valve housing shall be permanently marked to show directon of flow. 2.3. Valve shall be constructed in a one-piece housing. 2.4. Dual pressure/temperature test plugs for verifying accuracy of flow performance shall be provided for all valve sizes. 2.5. Valve housing shall be compatible with ANSI 150 lb. flanges 65mm (2 1/2”) and 80mm (3”). 2.6. Housing shall be configured for flow regulation unit accessibility. 2.7. Butterfly valve shall be available for all valves. FLOW REGULATOR / AUTOMATIC BALANCING UNIT 3.1. Flow regulation unit assembly shall be manufactured of AISI type 304 stainless steel and stainless steel 17-7 spring. 3.2. Flow regulation unit shall be available in 4 different kPaD operational range; minimum range shall be capable of being activated by minimum 10 kPaD. Further, the flow regulation unit shall be capable of controlling flow within ±5% of rated flow. 3.3. Identification tags shall be available for all valves; tags shall be indelibly marked with part number and flow rate. 2. 3. UPDATES For latest updates please see www.flowcon.com FlowCon International can accept no responsibility for possible errors in any printed material. All rights reserved. Tech note · FlowCon Uni-Flange Valve 65-80mm · february 2016 · www.flowcon.com Page 3 of 3
Download PDF file