Hi
Refer , Weld decay/knifeline attack/Iron contamination topics.
Thanks & Regards,
K. Babu
----- Original Message -----
From: Ali AsghariSent: Friday, March 11, 2011 1:58 PMSubject: [MW:10276] corrosion stainless steelDear AllIn fabrication of stainless steel piping( material made by 316L and filler metal is 316L) in HAZ& cap of weld joint the severe locallized corrosion occured.I guest that the cuase of it is wrong use of mechanical tools made by Carbon Steel, but locallized corrosion occured again in cap of weld& close HAZ after pickling.now how can i find what is the cause of corrosion. or is it intergranular corrosion with considering limitations& availibity that existed in fabrication site?Regards
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