Dear All,
I am doing tank construction. I have found some cracks on the pad toe and pad corner. Shell thk 38 mm, pad thk 30 mm and fillet weld size 21 mm. we were controlled everything. (electorde quiver temp. preheat, oven temp. before start welding good cleaning and etc).
Material details :
Shell mat'l : A537
Pad mat'l : S275 Gr J
Electrode : E7018
Pls any one can sugest to me the causes and prevention.
Regards,
Moorthy.
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