Establishes (1) the American practice for the construction of spindle noses for horizontal boring machines by showing a number of types for such construction, (2) the important dimensions for self-holding and steep machine tapers as well as drive keys, draw bolts, drift and keeper key slots, bolt circles for face mounting of milling cutters, etc., (3) the corresponding dimensions for the taper shanks for construction of tools (boring bars, arbors, etc.) to fit the spindle nose tapers.
ANSI/ASME B5.40-1977由美国国家标准学会 US-ANSI 发布于 1977。
ANSI/ASME B5.40-1977 在中国标准分类中归属于: J54 钻、镗、铣床,在国际标准分类中归属于: 25.060.20 分度和刀具/工件夹持装置,25.080.20 镗床和铣床。
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