Tuesday, June 29, 2010

Re: [MW:5789] ASTM G 48 testing for SDSS

hi, the precautions are the coupon should be prepared with carbon free
ie ss blades,cutting tools,etc.also the weld on the coupon should not
have any undercuts.please check for ferrite on the coupon.also the
coupon should be kept in safe place away from carbon bearing
materials.
Harish.

On 6/29/10, Sudhakar <sudhaakar.k@gmail.com> wrote:
> Dear members,
>
> What are the extra special precautions that need to be taken for
> conducting ASTM G48 Method A test @ 40 deg C for A 790 UNS 32750
> material.
>
> Rgds
> Sudhakar
>
> Sent from my iPhone
>
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>


--
K Harish Kumar, MTech
Consultant for:
Corrosion Metallurgy
Failure Analysis Surface Coating
Thin Films Vacuum Systems QMS.

www.itindt.com

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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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[MW:34820] RE: 34813] Clarification in Rate of heating and cooling.

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