Main Reasons : Root Gap, Heat Input, Skills of welder, Shielding, Filler wire .
Can i know why are you qualifying WPS with 2mm plate. is it a client requirement, other wise you can go for higer thick ,as WPS will having thickness range.On Thu, Sep 19, 2013 at 4:57 PM, Krish QA <sarav91k@gmail.com> wrote:
--Dear Experts
SS 316L Plate of 2mm welded with ER316L filler wire (1.6mm) using GTAW proceeds with Argon 99.99% for WPS qualification.
After welding we found the following
1. Centre line crack on root side
2. Irregular weld profile on root side
Please advice how to medicate these discrepancies.
Regards
Krish
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