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515 views
19:46 Apr-12-2009

Abhijat Dasgupta

, Engineer
India,
Joined Apr 2009
1
locating ERW Weld Bondline

Anyone has method of locating the weld bondline of a ERW weld? Thanks for your reply

Abhijat

 
04:37 Apr-13-2009

R Duwe

NDT Inspector, API-510, 570, 653
MISTRAS,
USA,
Joined Jan 2009
148
Re: locating ERW Weld Bondline In Reply to Abhijat Dasgupta at 19:46 Apr-12-2009 (Opening).

I have had a fairly easy time locating the bond using a Shearwave UT and a appropriatly small 70 degree transducer. Actually, you are finding the 'absence of bond', as a sound weld will not return any appreciable signal. Lack-of Fusion in any weld is best found with UT, in my opinion.

 


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