Re: [MW:15430] Aluminium Bronze welding

use helium+argon mixture
need not preheat
clean properly
pandithan
In-charge/wt
Cethar

On 9/24/12, bo gyi <aungbomyint@gmail.com> wrote:
> Hi
>
> Base material is B171 C61400 & 99.9995% argon is used.
>
> Regards,
>
> On Friday, September 21, 2012 10:01:11 PM UTC+8, prem nautiyal wrote:
>>
>>
>> Hi
>>
>> Its not an easy task to weld Al bronze.
>> What is your base material grade ?
>> Clean base metal and filler wire before welding.
>> Use 99.995% pure argon.
>> •Preheat 150 – 180 ˚C
>> •Inter pass temperature @200 ˚C.
>> •Inter run cleaning is very important to remove surface oxides
>>
>> Regards
>>
>> Prem Nautiyal
>> Cell: 9769316004
>>
>> --- On *Fri, 9/21/12, bo gyi <aungb...@gmail.com <javascript:>>* wrote:
>>
>>
>> From: bo gyi <aungb...@gmail.com <javascript:>>
>> Subject: [MW:15353] Aluminium Bronze welding
>> To: material...@googlegroups.com <javascript:>
>> Date: Friday, September 21, 2012, 7:46 AM
>>
>> Hi Sirs,
>>
>> Currently, I am doing procedure for Aluminium Bronze (61400) using GTAW (
>>
>> ERCuAl-A2) process by Argon shielding gas but found that fusion of filler
>>
>> metal & base metal is not nice.
>>
>> Can anyone advice?
>>
>> Thanks and regards,
>>
>> Bo
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