Monday, April 5, 2010

[MW:4703] Qualification range - AWS D1.1

Hi all,
We qualified some welders to 6GR on  6" dia x 7 mm thick pipes using SMAW  for root + hp (deposited about 4 mm) followed by FCAW. Now, if we want to use these welders for full SMAW - i) Is it allowed? ii) What is the new qualification to?
S Vagal


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