El lunes, 17 de noviembre de 2014 09:26:47 UTC-5, Naasief Navsa escribió:
Hi Ahmad,
Does using this combination of shielding gas (Argon and Nitrogen) have any influence on the weld strength (i.e. integrity of the weld), when welding super duplex stainless steels.
Regards,
Naasief
From: material...@
googlegroups.com [mailto:material...@googlegroups.com ] On Behalf Of Ahmad el-sharkawy
Sent: 17 November 2014 01:16 PM
To: material...@googlegroups.com
Subject: Re: [MW:22277] Compare Argon with Nitrogen as Purging gas for Super duplex stainless steels
use mix of nitrogen and argon
(Ar + 1 -2%N2 as a shielding gas)
On Mon, Nov 17, 2014 at 2:56 AM, Murugesan Jeyaraman <jmuru...@gmail.com> wrote:
Dear All
Which gas is better for purging gas of super duplex stainless steel welds.
Please compare both technically, also suggest which is best to use in Duplex SS purging? Is there any difference at all or both just gives equal result?
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Thanks and Regards
Murugesan
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--WITH MY BEST WISHES
AHMED ELSHARKAWY
QA/QC ENGINEER
DIPLOMA DEGREE IN WELDING ENGINEERING.
CERTIFIED WELDING INSPECTOR " CWI " 14072901.
ASNT LEVEL II " RT&VT&UT&PT&MT"
IRECA CERTIFIED LEAD EDITOR ISO 9001/2008.PREPARING MASTER DEGREE IN WELDING ENGINEERING.
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