take the case of forging. during forging of billet stock what ever the inclusion size of billet will be reduced and scattered due to the forging effects of mechanical press.
In case of cast product, there is no such mechanical work.
With Regards,
Rutvik
--- On Thu, 13/5/10, Kathalingam Babu <kathalingam.qaqc@ppl.com.sg> wrote:
> From: Kathalingam Babu <kathalingam.qaqc@ppl.com.sg>
> Subject: Re: [MW:5162] ASTM E45 method D
> To: materials-welding@googlegroups.com
> Date: Thursday, 13 May, 2010, 11:01 AM
> Rutvik,
>
> May i know, Is there any relation between the "inclusion
> size" and "mechanical work" with respect to cast
> products? if so what is the relation?
>
> Regards,
>
> K.Babu
>
>
>
>
> ----- Original Message ----- From: "rutvik dixit" <rutvikdixit@yahoo.co.in>
> To: <materials-welding@googlegroups.com>
> Sent: Thursday, May 13, 2010 2:43 AM
> Subject: Re: [MW:5160] ASTM E45 method D
>
>
> > Hi Ramprasad,
> >
> > My opinion is that it is not applicable. If we refer
> the scope of E 45 it states for wrought steel only and not
> for cast product.
> >
> > 2nd Point is that in cast steel one may get bigger
> size inclusion since no mechanical work is involved while in
> wrought steel, the size and shape of inclusion will vary as
> per type of mechanical work.
> >
> > In hollow forging, many mfr. allow the billets for
> production even if they have higher inclusion rating
> considering the subsequent forging work.
> >
> > I encountered with forging only as far as micro as per
> ASTM E 45 concern.
> >
> > With Regards,
> > Rutvik
> > Sr.Surveyor
> > TATA Projects Ltd.
> >
> > --- On Wed, 12/5/10, Aarpee <ramprasad.chari@gmail.com>
> wrote:
> >
> >> From: Aarpee <ramprasad.chari@gmail.com>
> >> Subject: [MW:5158] ASTM E45 method D
> >> To: "Materials & Welding" <materials-welding@googlegroups.com>
> >> Date: Wednesday, 12 May, 2010, 5:13 PM
> >> Dear all,
> >> I would like to know whether micro as per ASTM E45
> method D
> >> on SA216
> >> Casting can be made applicable?I understand that
> ASTM E45
> >> method D is
> >> applicable only to the WROUGHT products.Customer
> expects
> >> micro as per
> >> ASTM E45 method D for inclusion morphology on all
> carbon
> >> steels
> >> irrespective of whether it is a
> >> casting,forging,plate,pipe,fitting
> >> etc.Your input/experience is welcome.
> >> Regards
> >> Aarpee
> >>
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> >> Users must take their own decisions w.r.t.
> applicable
> >> code/standard/contract documents.
> >>
> >
> >
> > -- To post to this group, send email to materials-welding@googlegroups.com
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> > The views expressed/exchnaged in this group are
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> code/standard/contract documents.
> >
>
>
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> Users must take their own decisions w.r.t. applicable
> code/standard/contract documents.
>
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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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