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Technical Discussions
jagadish
NDT Inspector
heisco, Kuwait, Joined Aug 2006, 7

jagadish

NDT Inspector
heisco,
Kuwait,
Joined Aug 2006
7
01:22 Aug-22-2006
light or black image B

I thank you for the clarification of my query regarding backscatter radiation.Is the dark image of B is due to the reflection of secondary gamma radiation from the letter B. And moreover based on your clarification is it confirmed that either dark or light image of letter B appears in every case. Expecting one more response from you





 
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RT Guy
RT Guy
02:19 Aug-22-2006
Re: light or black image B
----------- Start Original Message -----------
: I thank you for the clarification of my query regarding backscatter radiation.Is the dark image of B is due to the reflection of secondary gamma radiation from the letter B. And moreover based on your clarification is it confirmed that either dark or light image of letter B appears in every case. Expecting one more response from you
:
------------ End Original Message ------------

Correct! A light image of the B means reject. A dark image or no image means accept


 
 Reply 
 
Arun
Arun
07:45 Aug-22-2006
Re: light or black image B
-Hai, This Letter B is placed at the back side of film,
if there is a light image of letter B appears in the film after processing it is the indication for back scatter
Arun
---------- Start Original Message -----------
: I thank you for the clarification of my query regarding backscatter radiation.Is the dark image of B is due to the reflection of secondary gamma radiation from the letter B. And moreover based on your clarification is it confirmed that either dark or light image of letter B appears in every case. Expecting one more response from you
:
------------ End Original Message ------------




 
 Reply 
 

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