J. A. Francis, University of Manchester, Manchester, United Kingdom; W. Mazur, CSIRO Manufacturing and Infrastructure Technology, Adelaide, Australia; H. K. D. H. Bhadeshia, University of Cambridge, Cambridge, England

Summary: Type IV cracking is a feature of welded joints in creep-resistant steels. It often leads to a reduction in creep strength when compared with the unwelded steel. In this work, we attempt a quantitative estimation of the Type IV rupture stress using a neural network in a Bayesian framework.