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Recent content by jyatteau

  1. jyatteau

    Bend Allowance

    whymejc, This is a general formula that you can use sorry diagram would not paste. BEND ALLOWANCE (BA): 1)90° Bend: L= (t/3+r1) 1.5708 Note: General rule for r1 less than or = to (t) use t/3, for r1 greater than or= to (t) use t/2. 2)Less Than 90° Bend: L= (t/3+r1) (.0175x n°) Note...
  2. jyatteau

    Draw steel spec

    Does any one know where to find a chart online with draw reduction percentages for various materials i.e. steel, aluminum, stainless etc. Regards, J. Yatteau
  3. jyatteau

    Draw steel spec

    Does any one know where to find a chart online with draw reduction percentages for various materials i.e. steel, aluminum, stainless etc. Regards, J. Yatteau
  4. jyatteau

    Draw steel spec

    Does any one know where to find a chart online with draw reduction percentages for various materials i.e. steel, aluminum, stainless etc. Regards, J. Yatteau
  5. jyatteau

    Draw steel spec

    Does any one know where to find a chart online with draw reduction percentages for various materials i.e. steel, aluminum, stainless etc. Regards, J. Yatteau
  6. jyatteau

    Calculate radius and angle for a forming punch for bending sheetmetal

    Alek I do not know of any particular software other than I thought PRO-E had a sheet metal package. Lets see if I can help nonetheless. If I understand your question you are encountering material springback a common problem when wiping. The severity dependant on many variables in sheet metal...
  7. jyatteau

    SAE Threads

    Try this site http://www.americanfastener.com/techref/machine.htm the imformation you need is there. regards jeff

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