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  • Users: hrehman7
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  1. hrehman7

    Aluminium mating resistance

    Another good source should be VDI2230 Feb'03, pg 119 which provided allowable surface pressure limits for some materials inclduing GK-AlSi9Cu3 (220MPa), GD-AlSi9Cu3 (290MPa). GK is gravity die casting and GD is pressure die casting.
  2. hrehman7

    Tensile capacity/minimum engagement

    CoryPad, Per 'Handbook of Bolts & Bolted Joints, Bickford/Nassar, pg 175', Length of threads in a 90 deg countersink contributes 40% of shear strength. How does meff takes this into account? Is this c’sink depth added to clamp length lk or thread engagement meff? I could not find any treatment...
  3. hrehman7

    VDI 2230 2003 edition

    CoryPad, Thanks for the quick response. Upon further enquiry, Global did confirm that they don't have this newer publication in stock and their system shows an older version. And, they referred me to get this publication directly from Beuth. Can you comment on the print quality of downloaded...
  4. hrehman7

    VDI 2230 2003 edition

    CoryPad, The publisher Beuth Varlag GmbH informed me that I can get hold of VDI 2230 from Global Engg Documents (http://www.global.ihs.com), but Global informed me that there system shows this VDI 2230 to be only in German language. Your post as well http://www.beuth.de shows that it is...
  5. hrehman7

    Spiralock fasteners?

    Spiralock results into increased minor dia of nut threads. This might be a problem in a highly loaded application.

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