we found some weld cracks on parent metal (adjacent to weld bead) after weeding and depth of the crack is max 20 mm from the edge of the plate.
i would like to know the type of crack and causes of the crack.
please see the attached pictures.
Material:- IS 2062 Gr B to Itself
Thickness:- 25mm to 25mm
Joint Type:- Closed Corner
Grove Type:-Single side bevel
Electrodes:- E 7018
Preheating:- 80 to 100 Deg Cent
Electrodes Baking:- As per manufacturer recommendations.
waiting for your valuable reply.
Thanks and Regards,
Suresh,
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