Wednesday, June 20, 2012

[MW:14622] carbon steel back strip

Dear All
I had problem to weld pipe A53GrB using carbon steel back strip techniqe in RT interpretation,May i know the defects of welding the pipes using carbon steel back strip A109 type by GTAW process.
Best Regards
 
       

       Eng: Ahmed Gomaa
         QA/QC Engineer
                EGYPT
Email: Eng_ahmed450@yahoo.com
 Cell:   00201111350805
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