Re: [MW:25478] GMAW for CS

Do not use Pure Argon, Mix with Oxidising gas like O2 or CO2

THANKS & BEST REGARDS,

KG.PANDITHAN, IWE,  AWS-CWI, CSWIP 3.1,

CONSULTANT-WELDING & QUALITY

Mobile no: +919940739349

On Mon, Oct 3, 2016 at 2:15 PM, 'MAGHROUD Moussa' via Materials & Welding <materials-welding@googlegroups.com> wrote:

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Dear experts

I am trying to qualify a PQR using GMAW applied on a plate spec A36,10 mm thick, ER 70S6 1.2 mm, position 3G, progression downhill and Argon pure as shielding gas. But after RT shooting we find porosity throughout the joint. 

Please anyone can help how to qualify this weld. 

Envoyé depuis un mobile Samsung

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