Pls, provide code referance of Minus 15% to + 30 % film density
veriation is permitted.
Regards
Sil
On 10/25/11, Ramchandra vichare <vicharerke@indiatimes.com> wrote:
> Dear Friends,
>
> Film density veriation permitted by code is Minus 15% - Pluss 30% (i.e. may
> be gama or xray) but suppose client specifies special requirement (in
> writting) related to density you must follow clients requirement.
>
> Regards,
>
> RK Vichare
>
> ----- Original Message -----
>
> From: Jean Staton
>
> To: materials-welding@googlegroups.com
>
> Sent: Mon, 24 Oct 2011 17:47:55 +0530 (IST)
>
> Subject: RE: [MW:12760] RT density
>
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> The only where I see that 1.3 is allowed is for composite viewing.
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> From: materials-welding@googlegroups.com
> [mailto:materials-welding@googlegroups.com]
>
> On Behalf Of pankaj kolhe
>
>
> Sent: Saturday, October 22, 2011 11:42 AM
>
>
> To: materials-welding@googlegroups.com
>
>
> Subject: Re: [MW:12753] RT density
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> But somewhere i have read that on overlapped area minimum density required
> is 1.3 is it true?
>
>
> pankaj
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> On Sat, Oct 22, 2011 at 12:18 AM, Jean Staton <Jean.Staton@metco-ndt.com>
> wrote:
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> Referring to ASME V, Art. 2 T-282.1 & 282.2 I understand it to read that the
> "area of interest" (and IQI) can not exceed 2.0 to 4.0.
>
> What is your area of interest, is it between the location markers, is it the
> weld, heat affected zone, base metal, how much "area of interest" do you
> have? I have one level III that has said "area of interest" is between
> position/location markers, while other
>
> Level III's have said it's the area that you are interested in. Spelling it
> out in the Procedure would be ideal.
>
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>
> From:
>
> materials-welding@googlegroups.com
> [mailto:materials-welding@googlegroups.com]
>
> On Behalf Of meisam shokri arfaei
>
>
> Sent: Friday, October 21, 2011 1:15 AM
>
>
> To: materials-welding@googlegroups.com
>
>
> Subject: Re: [MW:12737] RT density
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> Dear Pankaj,
>
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>
> Any NDT related work shall have a written procedure. These procedures may be
> in accordance with one or more codes or standards which support the user for
> some special works. In
>
> those procedures special situation for the work shall be defined. the first
> place that you have to search for such information about overlap of films is
> in written procedures.
>
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> But in general, there is a qualified range of film density that the
> interpreter can evaluate radiographic film in this range. The overlap shall
> be in such a way that each part of
>
> the film that is out of this range (usually lesser in density) repeats in
> next shoot within the in-range film density.
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> Regards
>
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>
> On Thu, Oct 20, 2011 at 10:38 PM, Nandesh Kumar
> <nandeshkumar@rocketmail.com> wrote:
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> Dear Pankaj,
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> Film overlap is given only for identification purpose that the same weld is
> continued.
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> Dont measure the density on the overlapped lighter area. Measure the density
> on un overlapped area of the previous film.
>
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> Its a general knowledge and no code says anything about that, as far as I
> know.
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> Nandeesh
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>
> --- On Thu, 20/10/11, pankaj.kolhe15 <pankaj.kolhe15@gmail.com> wrote:
>
>
>
>
>
> From: pankaj.kolhe15 <pankaj.kolhe15@gmail.com>
>
>
> Subject: [MW:12728] RT density
>
>
> To: "pgoswami" <pgoswami@quickclic.net>, "materials-welding"
> <materials-welding@googlegroups.com>
>
>
> Date: Thursday, 20 October, 2011, 3:09 PM
>
>
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>
>
> Dear sir,
>
>
> what is the density requirement at overlapped area , if the two films
>
>
> got overlapped
>
>
> for gamma rays and where it is written
>
>
>
>
>
> --
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> M. Shokri Arfaei
>
>
>
>
>
>
>
> International Welding Engineer (IWE)
>
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>
> ASNT NDT Level III
>
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