In the first step you have to investigate the root cause of the high Si content. Is it just slight percentage from the base material or consumable or etc, or is it higher percentage caused from grinding remain or etc.
On Wed, Jun 17, 2015 at 1:00 PM, Kannayeram Gnanapandithan <kgpandithan@gmail.com> wrote:
change over to another consumable manufactureTHANKS & BEST REGARDS,KG.PANDITHAN, IWE, AWS-CWI, CSWIP 3.1,CONSULTANT-WELDING & QUALITYOn Wed, Jun 17, 2015 at 1:58 PM, Kannayeram Gnanapandithan <kgpandithan@gmail.com> wrote:is it like a slag?? at randomTHANKS & BEST REGARDS,KG.PANDITHAN, IWE, AWS-CWI, CSWIP 3.1,CONSULTANT-WELDING & QUALITYOn Wed, Jun 17, 2015 at 12:07 PM, Ahmad el-sharkawy <ahmad.sharkawy88@gmail.com> wrote:can you send chemical composition of piping and welding electrode also? and tell us what is problems and percent of silicon at weld metal?--On Tue, Jun 16, 2015 at 5:49 AM, Pravin G <htcispravin@gmail.com> wrote:Dear Expert
Welding application: compressor piping
Process: GMAW 1.2mm ER70S-6
Welding issue: silicone contamination after welding
How can I reduce the silicon content?
Any special method or consumable which can solve this issue?
Kindly advice.
Pravin Poornachandran
Singapore
Sent from my iPhone
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