Installation Guide This butterfly valve is bi-directional and may be installed in either direction. Install this valve between any ANSI Class 125 or 150 flange. Cast iron, bronze, plastic or steel flanges may be used. No flange gaskets are required. The stem can be installed in any position, but if a choice of stem positions…

Operating Life butterfly valves can operate for more than 10,000 cycles and still provide “bubble tight” shut off. Pressure Drop Energy costs go up with excessive pressure drop. Point to keep in mind–the valve or valves are but one factor in a piping system that contribute to pressure drop. Of equal concern are these factors:…

SOLDERING AND SILVER BRAZING Analyze the application to determine which valve is best suited for installations, keeping in mind the service for which the valve is recommended. Before installing the correct valve, review the installation instructions to prevent damage to the valve and to assure its maximum efficiency. Cut tube end square. Ream, burr and…

These are common industry terms and abbreviations AC Alternating Current EXP VLV Expansion Valve PSIA Pounds Per Square Inch Absolute ALL IRON All-Iron Construction F Degree Fahrenheit PSIG Pounds Per Square Inch Gage AMER STD American Standard FF Flat Face RECIRC Recirculate(d) AMS Aeronautical Material Specifications of the Society of Automotive Engineers FtoF Face to…

ALLOY ASTM NO. OTHER ALLOY DESIGNATION  NOMINAL OR MAXIMUM CHEMICAL COMPOSITION AL CARBON C CHROME Cr COBALT Co COPPER Cu IRON Fe LEAD Pb MANGA- NESE Mn MOLYB- NESE Mo 304 Wrot 304 316 Cast 316 A 167 304 A 351 CF8M UNS S30400 UNS S31600 0.08 0.08 19 20 2 1.5 2.5 316 Cast…