Hello Asad Azmi,
What was the method used for preheating?
The soot formation as seen on the photos attached should not have any adverse effect on the material, however you will need to clean it before further processing.
Regards
George V Aliyattukudy
vijigeorge@dugas.ae
P Please consider the environment before printing this e-mail.
From: materials-welding@googlegroups.com [mailto:materials-welding@googlegroups.com] On Behalf Of asad azmi
Sent: 27 February 2012 17:59
To: materials-welding@googlegroups.com
Subject: [MW:13789] effect of SOOT formation on base material
Dear All,
Greetings.
During preheating of a weld joint SOOT( Black spots) was observed on the base material ( SA 516 GR 70- 50 Thk). Please refer attached photo.
Please explain is there any adverse effect on base material becuase of the SOOT formation.
Thanks & Regards
Asad Azmi
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