Sunday, October 26, 2014

Re: [MW:22169] Rust on Stainless Steel Weld Joints

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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