Sunday, July 24, 2011

Re: [MW:11892] Re: Using 10018-G Electrode replacing 9018-G in WB-36 Material with out qualifying PQR.

see QW 404.5,  and more over the chemistry of both will be differ, unless u have given ur Technical delivery condition to the manufacturer of consumables this will be differ in chemistry, for creep resistance, chemistry is important???
Pandithan

On Tue, Jul 19, 2011 at 9:48 AM, JOSE SEBASTIAN <joseseban@gmail.com> wrote:
Dear Kannayeram,

Is this mentioned in code any where???


Regards,

Jose

On Jul 16, 8:18 pm, kannayeram gnanapandithan <kgpandit...@gmail.com>
wrote:
> No, since it is G classification, u have to qualify, do not overmatch
>
>
>
>
>
>
>
> On Tue, Jul 12, 2011 at 1:05 PM, JOSE SEBASTIAN <josese...@gmail.com> wrote:
> > Dear Friends,
>
> > We have a qualified PQR for WB-36 Material using E 9018-G material and
> > we are using it in site.Now a vendor is supplying us 10018-G which is
> > more available.
>
> > Can I use 10018-G instead of 9018-G without qualifying PQR.I think in
> > both cases essential varialbles are same....
>
> > Also Is there any problem in using 9018-G instead of 10018-G without
> > qualifying PQR....
>
> > Regards,
> > Jose
>
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