Re: [MW:22888] Excess penetration measurment in Radiograph

On my opinion extreme low density at the root area could be an indication of excess penetration.
The most reliable method to measure excess penetration is UT thickness measurement

best regards

Dr. Georgios Dilintas

Authorized Nuclear Inspector
Authorized Inspector Supervisor

I&F REGIONAL TECHNICAL MANAGER
BUREAU VERITAS PIRAEUS - GREECE

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sundarrajan kumaraswamy ---18/02/2015 05:04:58---  How to measure the excess penetration from the Radiograph of  Small bore piping  DWDI superimpose

From: sundarrajan kumaraswamy <ksraja15@gmail.com>
To: materials-welding@googlegroups.com
Date: 18/02/2015 05:04
Subject: [MW:22887] Excess penetration measurment in Radiograph
Sent by: materials-welding@googlegroups.com

---

  How to measure the excess penetration from the Radiograph of Small bore piping  DWDI superimpose Radiograph shows low density near the inner wall,
what is acceptance criteria for excess penetration as per ASME B 31.3 code, Please clarify the IMAGE CONTRAST GRAPH method .

Regards,

K.Sundar Rajan

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