Re: [MW:25327] RE: 25321] Pickling and Passivation Profile View

Hi

Its better to remove the slag residues .

765

kr

DAS

On 28 August 2016 at 18:39, Alan Denney <alan@denney1.freeserve.co.uk> wrote:

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

 

From: materials-welding@googlegroups.com [mailto:materials-welding@googlegroups.com] On Behalf Of sankar krishnan
Sent: 28 August 2016 14:15
To: Materials & Welding <materials-welding@googlegroups.com>
Subject: [MW:25321] Pickling and Passivation Profile View

 

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

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