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Vol.1, No.3, NT11
Copyright Journal compliation © 2009-2011 the Japan Society of Maintenology

 
EJAM1-3-NT11-Fig.2b_A_typical_residual_stress_distribution_after_USP

σθ: Residual stress of welding direction
σr: Residual stress of cross direction

EJAM1-3-NT11-Fig.2b(2)_A_typical_residual_stress_distribution_after_USP
 
Fig.2b A typical residual stress distribution after USP *
(CRDM nozzle model of Vessel Head)
* Residual stress improvement effects would be expected in the same way irrespective of the initial surface condition.