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Thread: Print interpretation

  1. #1
    CFS
    CFS is offline
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    Print interpretation

    We do not have the opportunity to quote work for German companies, hence we are not "up" on print tolerance annotation.
    In the US, we use +/- to indicate allowable deviation from the intended nominal dimension.
    We received prints from a German company indicating + 0.045
    18 + 0.025
    This would indicate to us that the minimum is 18.025 and the max is 18.045 with a nominal dimension of 18.035. Would this be an accurate translation?

    What is the intent of +/+ dimensions as opposed to +/-?

    There has been much internal discussion (without benifit of German expertise) on what this dimension style really means to our shop.


  2. #2
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    You need to learn and understand metric tolerances/ Get a book on ISO/DIN 286.
    Also look here:http://www.mitcalc.com/doc/tolerance...erancestxt.htm
    and here: http://www.wisetool.com/fit.htm


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