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Principle
   - make cut
   - measure surface
   - calculate stress
Validations
> Applications
   - bent beam
   - weld plate
   - quenched steel
   - impacted plate
   - alum. forging
   - friction stir weld
   - Ti FSW
   - Railroad rails
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Residual Stress
Conferences
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Several of applications of the contour method:

See rail application

Stresses measured in new and worn railroad rails. see Rail application

See application to Ti FSW
Stresses measured in friction stir welded Titanium alloy Ti-6Al-4V. see Ti FSW application

view application to forging
Stresses measured in cold compressed 7050 aluminum hand forging. see forging application

view application to friction stir weld
Residual stresses mapped in a dissimilar aluminum alloy friction stir weld
view application to bent beam
Stresses measured in a bent beam. Compared with known stresses from bending. see beam application
view application to weld plate
Stresses measured in a butt-welded plate. Compared with neutron diffraction results. to weld application
view application to quenched plate
Stresses measured in a quenched HSLA-100 steel plate. see quecnhed plate application
view application to penetrated steel plate
Stresses measured in a penetrated HSLA-100 steel plate. see penetrated plate application

 

 

 

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Operated by Los Alamos National Security, LLC for the U.S. Department of Energy's NNSA
contact: Mike Prime at prime@lanl.gov | Copyright & Disclaimer
U.S. patent 6,470,756 | Last Modified: November 22, 2009

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