yang686526

number of points required for cmm measurement
is there any north american standard that specify how many points are required to measure a feature using cmm machine. i heard the britis standard bs7172 specifies this requirement for example 9 points for a surface 15 points for a cylinder.

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while i'm sure that there are many qualified followers of this forum who can answer your qustion, it may be better suited here:
qc, inspection & testing engineering forum
i don't think it's quite what you're asking for but is asme b89 (