Re: [MW:13819] clarification for UT

Basic reasons - Due dead zone effect it is difficult get desired results.
If you look at ASME 435, it also recommends UT for plate thk above 12.5 mm.

On 3/4/12, Lakshman Kumar.B <lakshmankumar4@gmail.com> wrote:
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>
>
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> Dear all,
>
>
>
> I'm having a doubt about UT.
>
>
>
> Few of my friend are saying that UT is not possible for thickness less than
> 12mm, especially for the weld joints that too pipe line's is not possible.
> (or maybe they hope, but practically I had successfully done and doing the
> same for less thk)
>
>
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> I'm having the following queries
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> 1. Why it is not possible?
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> 2. Any code / standard is it specified?
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> 3. Than what is alternate option for lesser thickness NDT(where RT is
> not possible/feasible due to any safety concern or accessibility)
>
>
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> Could any one help us to resolve the queries
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> Thanks and Regards................?
>
>
> cid:image001.jpg@01CC3048.5836D9B0
>
> Lakshman Kumar.B|Manager |Lanco Infratech Limited
>
> Plot No 1255 | Sanjeevani chowk | Mahanadi vihar | Cuttack 753004
>
> Phone : + 91 671 2445033 | Mobile : +91 9937286851 |www.lancogroup.com
>
> Go Green|The future will thank you
>
>
>
>
>
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The views expressed/exchnaged in this group are members personel views and meant for educational purposes only, Users must take their own decisions w.r.t. applicable code/standard/contract documents.