RE: [MW:29411] PMI Testing -ss316

ASME II A, B,C  has a table for each material and show tolerance  CR 18-20, NI 11-14  ETC shall be in that range.

Carlos Arturo Oliveros Diaz  +573023482020

            ws+584245923932

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De: materials-welding@googlegroups.com <materials-welding@googlegroups.com> en nombre de Harish Kannepalli <harishkannepalli@gmail.com>
Enviado: jueves, 28 de marzo de 2019 7:08 a.m.
Para: materials-welding@googlegroups.com
Asunto: Re: [MW:29410] PMI Testing -ss316

 

Hi,

    PMI technique is by xrf, which is semi quantitative in nature. The standards refer to test methods which are accurate than PMI, hence those tolerances cannot be applied for PMI.

On Thu, 28 Mar 2019, 15:44 Sameer, <sameer.landgebv@gmail.com> wrote:

Dear Experts ,

During PMI testing of SS316 material Ni observed - 9.86% , required range is 10-14%.

observed value will be accepted or not . Please provide your valuable comments .

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