CAD CAM EDM DRO - Yahoo Group Archive

RE: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts - steel vs aluminum

Posted by Tyson S.
on 2004-10-25 17:42:19 UTC
So does anyone know of a type of steel that can be purchased that is
straight and clean. I know cold roll flat bar is really good stuff, but
what about square tube?

--- Leslie Watts <leswatts@...> wrote:

>
> Hi Hal
>
> I won't quarrel with your figures...they seem about right.
>
> The issue is the definition of specific stiffness...
>
> Steel has about three times the modulus of aluminum, but it is also
> three
> times the density!
>
> Specific stiffness is the ratio of those two parameters, so they are
> about
> the same.
>
> This is true for most alloys, hardened or unhardened.
>
> One way to think of it is an identically dimensioned bar of different
> materials.
>
> The material with the highest specific stiffness will ring with the
> highest
> note when struck.
>
> FYI the highest specific stiffness of the common metals is beryllium.
>
> OK? :)
>
> Les

=====
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Discussion Thread

Marcus and Eva 2004-10-24 10:56:52 UTC Re: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts Robert Campbell 2004-10-24 11:15:23 UTC Re: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts Tyson S. 2004-10-24 12:01:22 UTC Re: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts Robert Campbell 2004-10-24 12:41:33 UTC Re: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts Chuck Rice 2004-10-24 23:05:54 UTC Re: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts Bob Muse 2004-10-24 23:15:33 UTC Re: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts turbulatordude 2004-10-24 23:16:16 UTC Re: sourcing motion control parts turbulatordude 2004-10-24 23:37:26 UTC Re: sourcing motion control parts aerowright 2004-10-25 07:23:21 UTC Re: sourcing motion control parts Stephen Wille Padnos 2004-10-25 07:45:04 UTC Re: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts R Rogers 2004-10-25 07:48:13 UTC Re: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts turbulatordude 2004-10-25 09:58:45 UTC Re: sourcing motion control parts - steel vs aluminum MateuszGoÿffffb3ÿffffb9bek 2004-10-25 14:07:40 UTC Re: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts - steel vs aluminum Leslie Watts 2004-10-25 15:24:22 UTC RE: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts - steel vs aluminum Hal Eckhart 2004-10-25 17:18:57 UTC RE: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts - steel vs aluminum Tyson S. 2004-10-25 17:28:19 UTC Re: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts - steel vs aluminum Leslie Watts 2004-10-25 17:29:33 UTC RE: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts - steel vs aluminum MateuszGo�ffffb3�ffffb9bek 2004-10-25 17:36:38 UTC RE: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts - steel vs aluminum Tyson S. 2004-10-25 17:42:19 UTC RE: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts - steel vs aluminum Hal Eckhart 2004-10-25 17:51:19 UTC RE: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts - steel vs aluminum Leslie Watts 2004-10-25 18:02:22 UTC RE: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts - steel vs aluminum Leslie Watts 2004-10-25 18:42:52 UTC RE: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts - steel vs aluminum turbulatordude 2004-10-25 19:26:00 UTC Re: sourcing - steel vs aluminum - straightness R Rogers 2004-10-26 06:43:36 UTC RE: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts - steel vs aluminum Robert Lyman 2004-10-26 07:41:28 UTC RE: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts - steel vs aluminum Patrick J 2004-10-26 08:12:23 UTC Re: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts - steel vs aluminum R Rogers 2004-10-26 08:41:37 UTC Re: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts - steel vs aluminum Patrick J 2004-10-26 08:59:40 UTC Re: [CAD_CAM_EDM_DRO] Re: sourcing motion control parts - steel vs aluminum turbulatordude 2004-10-26 09:18:49 UTC Re: sourcing - steel vs aluminum - stree relieving Robert Lyman 2004-10-26 10:24:20 UTC Re: - stree relieving turbulatordude 2004-10-26 10:41:58 UTC Re: - strees relieving R Rogers 2004-10-26 10:56:42 UTC Re: [CAD_CAM_EDM_DRO] Re: - stree relieving Robert Lyman 2004-10-26 11:09:06 UTC Re: [CAD_CAM_EDM_DRO] Re: - grinding. Leslie Watts 2004-10-26 11:37:03 UTC RE: [CAD_CAM_EDM_DRO] Re: - grinding.