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- since 1996 -

YXLON Copenhagen
YXLON Copenhagen is a highly specialized, award winning Danish company with 60 years of experience in portable X-ray solutions for industrial NDT.

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Technical Discussions
fanta diop ndiaye
Engineering, Industry Manager
BUREAU VERITAS DAKAR, Senegal, Joined Feb 2006, 3

fanta diop ndiaye

Engineering, Industry Manager
BUREAU VERITAS DAKAR,
Senegal,
Joined Feb 2006
3
13:27 Aug-26-2009
inspection of welding

we find allways after LPI examination of the welding some cracks in de base material.
we want to know what's happend? If somebody can help.

the base material is steel S 235 jr, the electrodes are E7018, the welding process 111

Any information is appreciated.

    
 
 
Michał
NDT Inspector, Welding Inspector, Mechanical Inspector on behalf of TPI companies
MIDYTEST, Poland, Joined Aug 2007, 14

Michał

NDT Inspector, Welding Inspector, Mechanical Inspector on behalf of TPI companies
MIDYTEST,
Poland,
Joined Aug 2007
14
21:51 Aug-26-2009
Re: inspection of welding
In Reply to fanta diop ndiaye at 13:27 Aug-26-2009 (Opening).

Probably cracks you have mentioned are hydrogen cracks.
Is it possible that you haven't died electrodes enough?
Remember that you absolutly have to dry alkalic electrodes for 1-2 hours in 300-350 C degree.
But I might be wrong - please give some more details if you can.
Best regards
Mike

    
 
 

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