Re: [MW:13604] use ER316L to weld A312 TP 321

ER347 for GTAW&E347 for SMAW process.316 will not work on such high temprature

On 2/2/12, Ramin Kondori <raminkondori@gmail.com> wrote:
> Normally 321 grade is being used because of its high temperature
> corrosion resistance and I do not think the designer has specified
> 321 just for fun...!!!
> By welding it with E316-L you won't have the same high temperature
> properties in weld area. because the weld metal will no longer be full
> austenitic and will fail at high temperatures.
>
> If that is not a problem then go ahead but I do not recommend that...!!!
>
> Regards
> Ramin Kondori
> IWE AT 0070
>
> On 2/2/12, Mohamed Elsayed ( BTG) <MElsayed@ccc.ae> wrote:
>> Gents,
>>
>> I need your valuable advice on following.
>>
>>
>>
>> We have some joints in for Flare package ,
>>
>>
>>
>> Can we use ER316L filler wire to weld
>>
>> 1- butt welded joints A312 TP 321
>>
>> 2- Butt welded Joints A403 WP 321
>>
>>
>>
>> Separatly ,
>>
>>
>>
>> We have supporting PQR USING ER316L welded material A240 316L , can
>> this PQR suppot welding
>>
>> 1- butt welded joints A312 TP 321
>>
>> 2- Butt welded Joints A403 WP 321
>>
>>
>>
>> Waitting your reply ASAP
>>
>>
>>
>> Thanks
>>
>> Mohamed
>>
>>
>>
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>
>
> --
> Ramin Kondori
> * QC/Welding Engineer *
> * IWE AT 0070*
>
>
> *با تشكر*
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> *رامين كندري*
>
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>
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>
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>
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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.