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Architectural Metal Productions
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Expanded Metal Manufacturers Association
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Hollow Metal Manufacturers Association
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Metal Bar Grating
Technical Publications
The most recent NAAMM technical publications and manuals are listed below. Find more under Publications.
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Fire Protection vs Fire Resistant Rating
- 2022
- 820 TN-04-21
New Code requirements included in the IBC, 2009 edition state that all Transom, Sidelight and Window Frames with a greater than 45-minute fire rating, comply with ASTM E119-07 and ANSI/UL263.
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Welding Standards for Fabrication of Steel, Stainless Steel and Aluminum Bar Grating
- 2021
- MBG 533-21
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Guide Specifications For Forced Entry/Bullet Resistant (FE/BR) Security Hollow Metal Doors and Frames
- 2021
- HMMA 862-21
FE/BR hollow metal construction provides the architect with a great deal of freedom in the design of hollow metal products. The architect can also take advantage of the expertise acquired by those hollow metal manufacturers experienced in FE/BR security work. Over the years NAAMM/HMMA manufacturers have developed advanced methods and equipment enabling them to efficiently manufacture hollow metal assemblies, which address today’s difficult FE/BR security applications. These applications include working with the latest in burglary and bullet resisting hardware and security glazing. A number of these manufacturers offer proven economical and functional designs of FE/BR security hollow metal systems.
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Standards For Expanded Metal
- 2020
- EMMA 557-20
An authoritative guide to the use of expanded metal products. Includes product selection considerations, terminology and manufacturing tolerances. Discusses the manufacturing process and expanded metal applications. (EMMA 557-18)
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Heavy Duty Metal Bar Grating Manual
- 2019
- MBG 532-19
Essential current technical data concerning heavy duty bar gratings of structural carbon steel and stainless steel. Includes information on types of gratings, fabrication, dimensional standards, load tables, installation and guide specifications. (ANSI/NAAMM MBG 532-19)
