It's related to your specifications or code which you used for example if you work in power station, the used code is B31.1-2007 and you shall refer to 136.4.4 for the DPT acceptance criteria
Otherwise some cases order you to use the specifications of the client which has special acceptance criteria
From: aslam khan <aslamkhan4u@gmail.com>
To: materials-welding@googlegroups.com
Sent: Thu, August 26, 2010 8:32:42 PM
Subject: [MW:6736] acceptance criteria of DPT
HI FRIENDS,
CAN ANY BODY TELL ME ABOUT THE ACCEPTANCE CRITERIA OF DPT ?ACCEPTANCE RANGES OF DEFECTS LIKE UNDERCUT,PORE,POROSITY,CRACK,etc.thanks
Regards
M.Aslam Khan
QA/QC ENGINEER
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