Size and Form Are Individual Controls - 1994 and 2009 (#59)
(In accordance with the ASME Y14.5-2009 standard)
(In accordance with Y14.5M-1994 standard)
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All of the tolerances defined in the Y14.5 standard have a purpose. In general, they control size, form, orientation and location. Often people give various tolerances more credit than they deserve. The key to proper application of GD&T is understanding the relationships and limi tations of each of the controls. The standard is very clear on …
