The revised “Round Industrial Duct Construction Standards,” 3rd edition, 2013, an American National Standard, ANSI/SMACNA 005-2013, is now available. SMACNA members will receive an email shortly with instructions on how to receive their gratis copy.
The standard expands the scope of the second edition, updating the duct materials to include aluminized steel, temperature correction factors for round industrial, and minimum decimal thickness for aluminum duct selection tables. Several chapters offer a standardized, engineering basis for design and construction of industrial duct of Class 1 to Class 5 air.
A spiral duct chapter for Class 1 and Class 2 air covers design pressures ranging from 30 in. wg negative to 50 in. wg positive, plus carbon and galvanized steel tables. The 660 page-book includes expanded tables for stainless steel and aluminum, expanded tables for duct sizes up to 96 inches in diameter, plus Class 5 systems handling corrosives and spiral lock-seam pipe.
The "Round Industrial Duct Construction Standards,” 3rd edition, 2013, is available in both book and PDF formats. Subscriptions are also available. Order online at: www.smacna.org/store.
Member price is $85 for the book, $85 for the PDF, and $140 for the book/PDF combination. Discounted prices for architects, engineers, government, and code officials are $256 for the book, $256 for the PDF, and $422 for the two formats purchased together. Non-member list price for the book is $356, $356 for the PDF, and $588 for the book/PDF combo.
The discounted price is available only to architectural and engineering firms and their employees provided they are not in the contracting business as well. (Government agencies, schools and universities also qualify for the discount.)