Monday, September 14, 2009

[MW:3198] RE: 3192] Re: Ferrite limits

For Urea grade Ferrite required is below 2 % Some time Nil ferrite
consumables are used
Regards

Hegde
-----Original Message-----
From: materials-welding@googlegroups.com
[mailto:materials-welding@googlegroups.com] On Behalf Of ma
Sent: Monday, September 14, 2009 10:55 AM
To: Materials & Welding
Subject: [MW:3192] Re: Ferrite limits


Thanks for your answers

the application is Urea Plant, I heard that for Urea Grade material,
this limitation is very low, is there any international standard in
this regard?

regards
MA

On Sep 13, 3:58 pm, ma <aziz...@pidec.com> wrote:
> Hi every body
> what is the acceptable criteria of Ferrite phase during the Stainless
> Steel weding?
>
> Thanks
> MA


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1 comment:

پرگار من said...

Thanks for your valuable comments.

we know that low percent of Ferrite will protect stianless steels against crater cracking,well how can we protect SS material against cracks during welding for Urea service?

Thanks
MA

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