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14 Feb 2020: Dual orientation and variant selection during diffusional transformation of austenite to allotriomorphic ferrite. Dae Woo Kim, Dong-Woo Suh, R. S. Qin and H. K. D. H. Bhadeshia. The crystallographic relationship between austenite and grain boundary

14 Feb 2020: δ-TRIP Steel. S. Chatterjee, M. Murugananth and H. K. D. H. Bhadeshia. Abstract. A combination of neural networks and genetic algorithms has been used to design a TRIP-assisted steel in which the silicon concentration is kept low. In this context

14 Feb 2020: Grain Boundary Mobility in Fe-Base Oxide Dispersion Strengthened PM2000 Alloy. C. CAPDEVILA, Y. L. CHEN, A. R. JONES and H. K. D. H. BHADESHIA. It has been possible to measure the average interfacial velocities of grain boundaries during the process

14 Feb 2020: Stability of Retained Austenite in TRIP-Assisted Steels. M. Sherif, C. Garcia Mateo, T. Sourmail and H. K. D. H. Bhadeshia. Abstract. A theory is developed for the quantitative representation of the strain--induced transformation of retained

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14 Feb 2020: Evolution of strength and coercivity during annealing of FeCo based alloys. T. Sourmail. Abstract. Iron-cobalt alloys are used as soft-magnetic materials in circumstances where a high magnetic saturation is important. There is confusion in the

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14 Feb 2020: Bainite formation influenced by large stress. K. Hase, C. Garcia Mateo and H. K. D. H. Bhadeshia. Abstract. By using an iron alloy that transforms slowly to bainite at a low temperature, it has been possible to study the development of the upper

14 Feb 2020: Download PDF file of paper.. ... Garcia Mateo, T. Sourmail and H. K. D. H. Bhadeshia. Download High-Resolution Figures.

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14 Feb 2020: Quantitative modelling tools for the design of Ni-base superalloys. F. Tancret. Abstract. The Department of materials Science and Metallurgy of the University of Cambridge, UK, makes a wide use of modern modelling techniques as tools for the design

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14 Feb 2020: High Strength Steel Weld Metals: Developments with Ni and Mn. E. Keehan, L. Karlsson, M. Marimuthu, H.-O. Andren and H. K. D. H. Bhadeshia. Chalmers University (Sweden), ESAB AB (Sweden) and Cambridge University (U.K.). Abstract. New development

14 Feb 2020: Estimation of Type IV Cracking Tendency in Power Plant Steels. J. A. Francis, W. Mazur and H. K. D. H. Bhadeshia. Abstract. The cracking of welded joints is usually classified according to the position of the crack; Type I and Type II modes occur

14 Feb 2020: Effects of Filler Metal Transformation Temperature on Residual Stresses in a High Strength Steel Weld. J. A. Francis, H. J. Stone, S. Kundu, H. K. D. H. Bhadeshia, R. B. Rogge, P. J. Withers and L. Karlsson. Abstract. Residual stress in the vicinity

14 Feb 2020: Creep strength of high-Cr ferritic steels designed using neural networks and phase stability calculations. F. Masuyama and H. K. D. H. Bhadeshia. Abstract. The highest creep rupture strength of recent 9-12%Cr steels which have seen practical

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14 Feb 2020: Direct Analysis of Twinning in Low Alloy Martensite. H. K. D. H. Bhadeshia and D. V. Edmonds. University of Cambridge. Abstract. The deformation processes involved in the formation of low alloy martensites appear from microstructural observations to

14 Feb 2020: This file is used to normalise and unnormalise the input and output data. ... 1. Download the model. Download and uncompress the appropriate archive file file in a dedicated directory (for example: "neural").

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14 Feb 2020: Analysis of the Strength and Ductility of Welding Alloys for HSLA Shipbuilding-Steels. E. A. Metzbower, J. J. DeLoach, S. H. Lalam and H. K. D. H. Bhadeshia. Abstract. There are considerable demands for the development of weld metals for

14 Feb 2020: Effect of Stress and Strain on Formation of Bainite in Steels. H. K. D. H. Bhadeshia. Abstract. The growth of bainite causes coordinated displacements of atoms during the motion of its glissile transformation interface. The response of such a

14 Feb 2020: New Developments with C-Mn-Ni High-Strength Weld Metals, Part A - Microstructure. E. Keehan, L. Karlsson, H.-O. Andrén and H. K. D. H. Bhadeshia. Abstract. The relationship between solute content, microstructure and properties has been clarified

14 Feb 2020: Analysis of the Strength and Ductility of Welding Alloys for HSLA Shipbuilding-Steels. E. A. Metzbower, J. J. DeLoach, S. H. Lalam and H. K. D. H. Bhadeshia. U.S. Naval Research Laboratory, Washington; Inland Steel U.S.A.; and Cambridge University (U

14 Feb 2020: Download PDF File This file is reprinted from Materials Science and Engineering with permission from Elsevier Science.

14 Feb 2020: Molybdenum Carbide in Tempered Martensite. S. Yamasaki and H.K.D.H. Bhadeshia. Crystal Structure of Mo. 2. C. Molybdenum carbide (Mo. 2. C) can occur in many crystalline forms, but that which precipitates in steels has a close-packed hexagonal

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14 Feb 2020: Microstructure of High-Strength Steel Refined with. Intragranularly Nucleated Widmanstatten Ferrite. A. Ali and H. K. D. H. Bhadeshia. Abstract. A method has been developed to refine the microstructure of clean, high strength martensitic steels by

14 Feb 2020: Optimization of Neural Network for Charpy Toughness of Steel Welds. J. H. Pak, J. H. Jang, H. K. D. H. Bhadeshia and L. Karlsson. Abstract. By their very nature, empirical models must be treated with care in order to avoid predictions which are not

14 Feb 2020: Acicular ferrite morphologies in a medium-carbon microalloyed steel. I. Madariaga, I. Guiterrez and H. K. D. H. Bhadeshia. Abstract. The influence of time and isothermal transformation temperature on the morphology of acicular ferrite in a

14 Feb 2020: Download RAFM_YS_IRR model (gzip tar file, 788 Kb). ... Download RAFM_YS_IRR model (gzip tar file, 755 Kb).

14 Feb 2020: Transformation Temperatures and Welding Residual Stresses in Ferritic Steels. J. A. Francis, H. J. Stone, S. Kundu, R. B. Rogge, H. K. D. H. Bhadeshia, P. J. Withers and L. Karlsson. Abstract. Residual stress in the vicinity of a weld can have a

14 Feb 2020: Modelling Precipitation of Niobium Carbide in Austenite: Multicomponent Diffusion, Capillarity and Coarsening. N. Fujita and H. K. D. H. Bhadeshia. Abstract. The growth of niobium carbide in austenite involves the diffusion of both niobium and carbon

14 Feb 2020: Coupled diffusional/displacive transformations: addition of substitutional alloying elements. S. A. Mujahid and H. K. D. H. Bhadeshia. Abstract. A published theory for 'coupled diffusional/displacive transformations' is extended to alloyed steels in

14 Feb 2020: Welding Procedures and Type IV Cracking Tendency - an Experimental Study. J. A. Francis, W. Mazur and H. K. D. H. Bhadeshia. Abstract. Type IV cracking refers to the premature failure of a welded joint due to an enhanced rate of creep void formation

14 Feb 2020: Microstructure evolution in irons and steels: a tribute to David V. Edmonds. J. G. Speer and H. K. D. H. Bhadeshia. The contributions of David Vernon Edmonds to the study of microstructural evolution over the past four decades are reviewed, in a

14 Feb 2020: Precipitation Sequence in Niobium-Alloyed Ferritic Stainless Steel. N. Fujita, H. K. D. H. Bhadeshia and M. Kikuchi. Abstract. Niobium is an important alloying element in the design of heat-resistant ferritic stainless steels for automotive exhaust

14 Feb 2020: Strong Ferritic-Steel Welds. H. K. D. H. Bhadeshia. Abstract. There are many steels which are stronger than 2000 MPa, with toughness values exceeding 100 MPa m. 1/2. and which have been in commercial service for many decades. Examples include the

14 Feb 2020: STRONG BAINITIC STEELS BY CONTINUOUS COOLING TRANSFORMATION. G. Gomez, T. Perez and H. K. D. H. Bhadeshia. Abstract. Using metallurgical models, three steels were designed to obtain carbide-free bainitic structures in the as-rolled condition.

14 Feb 2020: Hard Bainite. H. K. D. H. Bhadeshia. Abstract. It is possible to create bainite in the form of long, slender crystals of ferrite whose scale compares with that of carbon nanotubes. These crystals are about 200 Å in thickness and are generated by

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14 Feb 2020: Estimation of the Hot-Torsion Stress-Strain Curves in Iron Alloys using Neural Network Analysis. V. Narayan, R. Abad-Lera, B. Lopez, H. K. D. H. Bhadeshia and D. J. C. MacKay. Abstract. The hot-torsion stress-strain curves of steels have been

14 Feb 2020: Thermodynamic estimation of liquidus, solidus, Ae3 temperatures and phase compositions for low alloy multicomponent steels. A. A. B. Sugden and H. K. D. H. Bhadeshia. Abstract. In an attempt to develop improved models for the prediction of

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14 Feb 2020: Comparison of the Microstructures and Wear Properties of Stellite Hardfacing Alloys Deposited by Arc Welding and Laser Cladding. S. Atamert and H. K. D. H. Bhadeshia. Abstract. The microstructure of cobalt base hardfacing alloys deposited by manual

14 Feb 2020: The Transition from Bainite to Acicular Ferrite in Reheated Fe-Cr-C Weld Deposits. S. S. Babu and H. K. D. H. Bhadeshia. Abstract. Factors controlling the transition from acicular ferrite to bainite in Fe-Cr-C weld metals have been investigated. It

14 Feb 2020: Characterising Phase Transformations and their Effects on Ferritic Weld Residual Stresses with X-rays and Neutrons. H. Dai, J. A. Francis, H. J. Stone, H. K. D. H. Bhadeshia and P. J. Withers. Abstract. Weld residual stresses often approach, or

14 Feb 2020: An Analysis of the Primary Microstructure of Cr and Mo Containing Low-Alloy Steel Welds. H.K.D.H. Bhadeshia, L.-E. Svensson and B. Gretoft. Abstract. Weld metal strength can be increased by alloying with Cr and Mo, without unduly sacrificing