: Specific sections on valve selection (stop valves, regulators, solenoids), liquid flow formulas, and estimating pressure loss in vapor and liquid piping. Modern Updates
Follow the IIAR handbook as the ammonia-specific complement to mandatory codes (ASME, ANSI, NFPA). Use it to develop project specifications, P&IDs, inspection routines, and safe commissioning procedures. Where local codes conflict, comply with the more stringent requirement and document the rationale. iiar ammonia refrigeration piping handbook pdf link
: A highly regarded technical supplement, the , is available as a direct PDF download. : Specific sections on valve selection (stop valves,
Efficient and safe piping is the backbone of any industrial refrigeration system. Key considerations include: Where local codes conflict, comply with the more
The Ammonia Refrigeration Piping Handbook, published by the International Institute of Ammonia Refrigeration (IIAR) , is a comprehensive, industry-standard guide covering the design, installation, and safety aspects of ammonia piping systems. It features detailed information on pipe sizing, valve selection, and insulation techniques, with official, paid access available through the IIAR store and designated distributors. Purchase the official handbook through the IIAR Store . IIAR Books
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