RT as such is more reliable for volumetric defects like pores, inclusions. Phased array UT will give the volumetric coverage in a single go with varied beam angle, with good reliability of linear defects. This is another view point
Regards
Mohan Ananthanarayanan
VSSC
On Tue, 25 Jun 2013 11:43:56 +0800 (SGT), Steven Teo wrote
>
>
> From: Raghuram Bathula <raghurambathula@gmail.com>
> To: materials-welding@googlegroups.com
> Sent: Tuesday, 25 June 2013, 12:31
> Subject: [MW:18026] Re: phased array vs. RT
>
>
> http://www.linkedin.com/groupAnswers?viewQuestionAndAnswers=&discussionID=144891298&gid=122787&commentID=146402448&trk=view_disc&ut=1PWB0HnGhwYRM1
>
> Interesting discussion on the above topic
>
> On Tuesday, December 7, 2010 1:30:16 PM UTC+5:30, Navid Navidi wrote:
--
>
> Hi all,
>
> is it possible to use phased array technique instead of RT for NDT teast of a pressure vessels. YES
> Does standard allow us to do so? Standard did not disllaow it.
> what is its advantages? Many but mainly no radiation involved. However NDT technicians can cheat whether in UT or RT.
>
> thank you in advance
> Saeed
>
>
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