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ASME Y14.31-2014 (R2019)
Undimensioned Drawings
This Standard establishes the requirements for undimensioned drawings which graphically define items with true geometry view(s) and predominantly without the use of dimensions. Intended for design, drafting, mechanical, manufacturing, production, tool/gage, quality, process and project engineers, CAD/CAM/CAE specialists, inspectors and educators across a broad range of global manufacturing. Special emphasis on aerospace, automotive, medical device, precision instrumentation and related industries.
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American Society of Mechanical Engineers [asme]