Forum Technical Discussions Re: TOFD acceptance code Posted by: Nigel Armstrong (PID_728), E-mail: Address, on August 18, 2008 at 14:00 : In Reply to: Re: TOFD acceptance code posted by : Ed T. , E-mail: Address, on August 18, 2008 at 02:44 : Wan, Note that B31 Case 181 is much more than just alternative acceptance criteria - a whole bunch of requirements should be met, including the capability of the system should be demonstrated and accurate defect measurements must be made. Use of Case 181 has to be considered and prepared for at the design stage - I have witnessed many occasions when most of the requirements were not taken into consideration. Good luck in using it properly. Nigel ----------- Start Original Message ----------- : : Does anyone who knows which applicable acceptance standard for using TOFD in process piping. : Yes it's B31 Case 181 ------------ End Original Message ------------ Follow Ups: Re: TOFD acceptance code Ed T. 15:17 Aug-18-2008 (0) Post a Followup: Name: E-Mail: Subject: Comments: ----------- Start Original Message ----------- : Wan, : Note that B31 Case 181 is much more than just alternative acceptance criteria - a whole bunch of requirements should be met, including the capability of the system should be demonstrated and accurate defect measurements must be made. Use of Case 181 has to be considered and prepared for at the design stage - I have witnessed many occasions when most of the requirements were not taken into consideration. Good luck in using it properly. : Nigel : : : Does anyone who knows which applicable acceptance standard for using TOFD in process piping. : : Yes it's B31 Case 181 ------------ End Original Message ------------ Optional Link URL: Example: "http://www....html". Alternative write "http://www.ndt.net/wshop/attach/filename.htm" if you transfered a filename.htm via FTP Page Title: is important! Optional Image URL: http://www....gif Attention! Please click the button only once. This may take a moment to process Forum Technical Discussions Help