Pickling and Passivation Profile View

[sankar krishnan]

Dear Brothers ,

      I did Pickling and Passivation for SS tank , 

Brand Name : 

1) Pickling : Avesta Pickling Spray 204

2) Passivation : Avesta Finish One Passivator 630

Actually Now i am Facing problem of Molten Slag  Melt at settlement at Shell Plate , Please Refer Attachment file 

My Question Is : If the  Molten Slag not Removed From shell course means ,  will affect any  at Future corrosion  at shell area or Not , According to ASTM A380

Please advice me , I am waiting for your Valuable answer 

Best regards

Sankar.k

Welding Inspector 

Enka-Iraq

[Alan Denney]

Austenitic stainless steels are prone to crevice corrosion and retained slag will, most likely, provide the conditions for this to occur.

 

Alan Denney

AKD Materials Consulting Ltd

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[Shyamal Das]

Hi

Its better to remove the slag residues .

765

kr

DAS

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