NAAMM HMMA 860:2011被替代
Guide Specifications For Hollow Metal Doors And Frames
出版：National Assoc. of Architectural Metal Manufacturers
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基本信息
标准编号： NAAMM HMMA 860:2011
标准类别：Standard
出版单位：National Assoc. of Architectural Metal Manufacturers
标准页数：32
标准简介
Defines the requirements for welded steel stiffened hollow metal doors and frame product that are subject to lower frequency use than commercial and institutional applications.
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