Re: [MW:16826] % Radiography Coverage for Welder First Performance Joint

Dear sir

This will be deffer Inspection engineer to Inspection Engineer of
EIL, actuvally the 2 no of weld joint on production shall be cover
for each welder, including RT %age of piping class, we did the same
thing in over BPCL Cochin site under EIL inspection and it was
acceptaed
Regards
GSR


On Wed, Feb 20, 2013 at 4:36 PM, LALIT VADADORIYA
<lalit.vadadoriya@gmail.com> wrote:
> Dear Jignesh
>
> As per EIL Spec. for welder qualification after acceptance of WQT test
> piece. It is mandatory to take One No. Production Joint RT( Above 6 Inch
> dia) and 2 Nos. Joints To be requred for 6 Inch and below size for complete
> welder qualification. It is not covered in ndt % of piping class.
>
>
> --
> Regards
>
> Lalit Vadadoriya
> Sr.Engineer (Inspection)
> Engineers India Limited
> Dahej Petrochemical Complex,
> Dahej (Gujarat)
>
> On Tue, Feb 19, 2013 at 1:52 PM, Jignesh Desai <jignesh.desai.met@gmail.com>
> wrote:
>>
>> With ref. to below two paras of the PMC welding specification, Can we
>> consider, these radiographed welds under %NDT (RT) coverage for respective
>> piping class?
>>
>> Where random radiography is specified, the first weld of each welder shall
>> be completely radiographed. In the case of pipe of size 6" and below, the
>> first two welds shall be completely radiographed.
>>
>> For each weld performed by a welder found unacceptable, two additional
>> checks shall be carried out on welds performed by the same welder. This
>> operation is iterative and the of two additional welds for each weld deemed
>> unsatisfactory shall be continued till such time that two consecutive welds
>> of satisfactory quality are found for every defective weld.
>>
>>
>> Regds/Jignesh
>>
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>
>
>
>
>
>
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