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Re: Modulus of Elasticity for Aluminum

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Certs from the mill show it thus. The stress strain curve they provide
reflects it.

On Friday, August 23, 2013, Ray Minor wrote:

> I deal with 6000 series aluminum all the time and have never seen the
> modulus of elasticity vary.  What makes you think it is almost 20 in your
> material?
> Ray Minor
> Hapco Aluminum poles
> ________________________________________
> From: seaint-seaosc(--nospam--at) <javascript:;> [
> seaint-seaosc(--nospam--at) <javascript:;>] on behalf
> of Michel Blangy [mblangy(--nospam--at) <javascript:;>] Sent: Friday,
> August 23, 2013
> 12:38 PM To: seaint-seaosc(--nospam--at) <javascript:;>
> Subject: [SEAINT-SEAOSC] Modulus of Elasticity for Aluminum
> Somehow it was engrained in my head that the modulus for Aluminum is
> approximately 10 Mpsi, or 1/3 that of steel. Today I came across a batch 
> of extruded 6000 series aluminum that is almost 20. The mill certs say
> everything is hunky dory. My shop guys beg to differ. We typically spec
> this type of material to ASTM B221. What gives? Perhaps I've been a bit
> naive...

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