Dec 16, 2008 #1 tananT Mechanical Dec 15, 2008 6 TH we calculation thickness of the head for small dia. we met % Extreme fiber elongation - UCS-79(d) more than 5% for Material SA516-60 or 70 code require PWHT if we used material SA234-WPB(CAP fitting) should be to PWHT or not? thank you very much
we calculation thickness of the head for small dia. we met % Extreme fiber elongation - UCS-79(d) more than 5% for Material SA516-60 or 70 code require PWHT if we used material SA234-WPB(CAP fitting) should be to PWHT or not? thank you very much
Dec 16, 2008 #2 nashof Mechanical Sep 17, 2008 27 US I suppose if you use a CAP (234-WPB) that would be done using hot conforming, and in that case PWHT would not be neeeded. Can anyone confirm? Upvote 0 Downvote
I suppose if you use a CAP (234-WPB) that would be done using hot conforming, and in that case PWHT would not be neeeded. Can anyone confirm?
Dec 16, 2008 #3 metengr Materials Oct 2, 2003 15,478 US If you met the requirements for extreme fiber elongation less than 5%, PWHT is not required. Upvote 0 Downvote
Dec 16, 2008 #4 dursosono Materials Aug 6, 2008 59 ID For P-No. 1 the fiber elongation may be increase up to 40% if the condition of UCS-79(c) point (1) through (5) does not exist Upvote 0 Downvote
For P-No. 1 the fiber elongation may be increase up to 40% if the condition of UCS-79(c) point (1) through (5) does not exist