AN EXAMPLE DISHED END FORMING | |||||||||
* Dished plate thickness | t = | 6 | mm | ||||||
Knuckle radius | = | 150 | mm | ||||||
Mean radius | Rf = | 150 +6/2 | = | 153 | mm | ||||
Original center line radius | R0= | Infinity | Flat Plate | ||||||
% Extream fiber elongation | = | ( 75 t /Rf)x(1-Rf/R0) = | (75x6/153)x(1-153/Infinity) | ||||||
% Extream fiber elongation ( Dished end formation ) | 2.94 | < 20% | |||||||
As per table UHA-44 max fibre elongation permitted for 304 material is 20% hence Post fabrication heat treatment is not required |
On Tue, Apr 22, 2014 at 11:26 AM, Sandeep Maan <sandeepmaan@altechinfra.com> wrote:
Dear Expert Please let me know how to calculate fibre elongation for dish as per sec VIII Div. I--
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