Photograph is not so clear, it looks like a vally ,usually crack appears with branches. I wish this is not a crack. marge it and take a PT. I hope this will not appear again.
Vj
-- On Thu, Aug 23, 2012 at 5:30 PM, suresh <sureshndb@gmail.com> wrote:
Dear Members,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 ItselfThickness:- 25mm to 25mmJoint Type:- Closed CornerGrove Type:-Single side bevelElectrodes:- E 7018Preheating:- 80 to 100 Deg CentElectrodes Baking:- As per manufacturer recommendations.waiting for your valuable reply.Thanks and Regards,Suresh,--
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