M. Becker, C. Jordan, S. Lachhander, A. Mengel, M. Renauld, Lockheed Martin, Schenectady, NY

Summary: Phase transformations are shown to lead to highly heterogeneous residual stresses. PWHT lowers and shifts locations of peak stresses. Measurement of CCT curves and mecjanical properties for weld modeling are shown to require higher hold temperatures than used for most published data.