Sunday, October 21, 2012

Re: [MW:15728] interpretation of the sub size,impact value and the temprature reduction as per asme 31.3 (table 323.3.4)

Dear Chandrakant,

Clause 323.4 -b clearly states that if the thickness reduce below 80%
then only you have to go for reduction in temp. In your case it is not
require to reduce the temperature as you are not reducing the
thickness below 80%
And for the average value you have to refer the table 323.5 and
consider the minimum tensile strength of the either material.i.e if SA
333 gr6 have min. tensile strength value 60 and Sa350 have min.
tensile strength value 70 then you have to consider the value 60 from
table.

Hope that this information is helpfull to you.


Best Regards,

Vikas P. Waghmare

Bureau veritas
Abudhabi






On 10/20/12, chandrakant yadav <yadav.chandrakant@gmail.com> wrote:
> Dear experts
> I have a dout in the interpretation of the sub
> size,impact value and the temprature reduction as per asme 31.3 table
> 323.3.4) and the material code (asme sec 12A for sa350 LF2,333GR6
> table 5 and table 6 )
> question is :- If the test piece is 3 inch sch 40 (thicknes 5.49)
> and the thickness of the machined specimen for the impact is 5 mm
> (more than the 80% thickness of the test specimen).do we have to
> perform the impact test on the specimen what will be the test
> temprature -46 deg centigrade or -57 deg centigrade.
> and what will be the impact value required for single and average.
>
>
>
>
> --
> With Kind Regards,
>
> Chandrakant Yadav
>
> --
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The views expressed/exchnaged in this group are members personel views and meant for educational purposes only, Users must take their own decisions w.r.t. applicable code/standard/contract documents.

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