Re: [MW:22175] Rust on Stainless Steel Weld Joints

for future references when working with stainless steel cleanliness of
prep is imperative and check you consumables and tools you using
.....check also the definition of weld decay.......use a 316L or 304 L
rod...also 321,328 or 347 have good Ti and Nb ....which have good
properties.....

On Sun, Oct 26, 2014 at 11:57 PM, Vino Varghese <vinopvarghese@gmail.com> wrote:
> Hi!!
>
> Most probably the wire brush/grinding wheel (Carbon Steel) would have played
> the culprit.
> Please check that SS wire brush of good quality has been used.
>
> Regards
> Vino
>
>
> On Sat, Oct 25, 2014 at 10:55 PM, Weaver, mark <Mark.Weaver@honeywell.com>
> wrote:
>>
>> Incorrect filler metal or contaminated brush/grinding discs. PMI the weld
>> metal to determine metallurgy.
>>
>> Sent from my iPhone
>>
>> On Oct 25, 2014, at 10:51 AM, "Sahavas v s" <sahavas143r@gmail.com> wrote:
>>
>> Hi,
>>
>> It has been observed on all weld joints were corroded with rust, but
>> components dont have any rust. can any one answer me the reason why weld
>> joints have only corrosion not on base metal?
>>
>> Pipe : A312 TP 316 L
>> Filler wire : ER316L
>> Weld Type : Butt weld
>>
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