ANSI approves SMACNA’s new HVAC duct construction standards
The American National Standards Institute announced that the Sheet Metal and Air Conditioning Contractors’ National Association’s new “HVAC Duct Construction Standards %%MDASSML%% Metal and Flexible,” third edition, has been approved as an American national standard, designated ANSI/SMACNA 006-2006.
The 390-page “HVAC Duct Construction Standards %%MDASSML%% Metal & Flexible” manual is intended primarily for commercial and institutional duct construction. The standard contains tables and details for constructing ductwork for
The updated edition features expanded pressure class tables, separate tables for TDC/TDF construction and expanded tables for round duct construction, including 6-inch wg positive and negative pressure and sizes up to 96 inches. New is an engineering and design chapter to provide additional information to design professionals, double-wall construction details, new casing construction details and additional accessory items. The standard is applicable for construction using uncoated steel, galvanized and stainless steels and a limited range of aluminum ducts.
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Annual Salary Survey
Before the calendar turned, 2016 already had the makings of a pivotal year for manufacturing, and for the world.
There were the big events for the year, including the United States as Partner Country at Hannover Messe in April and the 2016 International Manufacturing Technology Show in Chicago in September. There's also the matter of the U.S. presidential elections in November, which promise to shape policy in manufacturing for years to come.
But the year started with global economic turmoil, as a slowdown in Chinese manufacturing triggered a worldwide stock hiccup that sent values plummeting. The continued plunge in world oil prices has resulted in a slowdown in exploration and, by extension, the manufacture of exploration equipment.
Read more: 2015 Salary Survey