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14 Feb 2020: Divorced Pearlite in Steels. A. S. Pandit and H. K. D. H. Bhadeshia. Abstract. Steels containing large carbon concentrations are used particularly when a large hardness is required, for example in the manufacture of components such as bearings. This,

14 Feb 2020: 1. Download the model. Uncompress the "Steel_UTS_unix.tar.gz" (or "Steel_UTS_linux.tar.gz") file in a dedicated directory (for example: "neural"). ... neural networks, steel, ultimate, tensile, strength, stress, tensile limit. Download.

14 Feb 2020: Download paper, Ultrafine ferrite grains produced by tempering cold-rolled martensite in low carbon and microalloyed steels, H.

14 Feb 2020: Contribution of Microalloying to the Strength of Hot-rolled Steels. Joo Hyun Ryu and H. K. D. H. Bhadeshia. Abstract. Although the principles of microalloying are well-established, the complexity of thermomechanical processing is such that it is

14 Feb 2020: Stress and the Microstructure of Steel Welds. H. K. D. H. Possible Effects of Stress on Steel Weld Microstructures, Mathematical Modelling of Weld Phenomena 2, pp. 71-118, by H. K. D. H. Bhadeshia, Eds. H. Cerjak and H. Bhadeshia, Institute of

14 Feb 2020: Texture Analysis of Deformation Induced Martensite in a Stainless Steel: Microstructure and Microtexture Aspects. H. F. G. de Abreu, M. J. G. da Silva, L. F. G. Herculano and H. K. D. H. Bhadeshia. Abstract. Experiments have been conducted to study

14 Feb 2020: University Museum in Graz, Austria. This is at the University Museum. Amethyst, a purple variety of quartz. A goniometer belonging to Friedrich Mohs. A goniometer for large crystals, belonging to Friedrich Mohs. Friedrich Mohs' crystal testing set.

14 Feb 2020: Models for the Elementary Mechanical Properties of Steel Welds. H. K. D. H. Bhadeshia. Models for the Elementary Mechanical Properties of Steel Welds, Mathematical Modelling of Weld Phenomena 3, pp. 229--284, by H. K. D. H. Bhadeshia, Eds. H. Cerjak

14 Feb 2020: Tools for Friction Stir Welding. R. R. Rai, A. De, H. K. D. H. Bhadeshia and T. DebRoy. Abstract. Friction stir welding (FSW) is a widely used solid state joining process for soft materials such as aluminium alloys because it avoids many of the

14 Feb 2020: Modelling the Evolution of Microstructure in Steel Weld Metals. H. K. D. H. Bhadeshia and L.-E. Svensson. Modelling the Evolution of Microstructure in Steel Weld Metals, Mathematical Modelling of Weld Phenomena, pp. 109-182, by H. K. D. H. Bhadeshia

14 Feb 2020: A Tribute to Professor 'Jack' Christian. H. K. D. H. Bhadeshia. Abstract. Jack Christian's contributions to the theory of transformations in metals and alloys are distinguished by their lasting value and standard of scholarship. This paper is a

14 Feb 2020: Download PDF file of paper.

14 Feb 2020: Local Brittle Zones and the Role of Niobium. H. K. D. H. Bhadeshia. Abstract. There is a confused and contradictory literature on the role of small concentrations of niobium on the development of the so-called local brittle zones in steels. These

14 Feb 2020: 1. Download the model. Download and uncompress the appropriate archive file file in a dedicated directory (for example: "neural"). ... The unix download first needs to be compiled before you make predictions, this is done by the command:.

14 Feb 2020: Dual-phase hot-press forming alloy. H. L. Yi, S. Ghosh and H. K. D. H. Bhadeshia. Hot-press forming steels are formed in a fully austenitic state followed by die-quenching in order to generate martensite and achieve strong steel. The ductility

14 Feb 2020: Effect of δ-ferrite on impact properties of supermartensitic stainless steel heat affected zones. D. Carrouge, H. K. D. H. Bhadeshia and P. Woolin. Abstract. This work deals the effect non-equilibrium δ-ferrite on the impact properties of a

14 Feb 2020: Computational Design of Advanced Steels. H. K. D. H. Bhadeshia. Abstract. The creation and use of computational models is seminal to the design of steels and associated processes and many such models have now become of generic value. We illustrate

14 Feb 2020: Conference Proceedings. The following proceedings are available for free download, reproduced with permission.

14 Feb 2020: Evolution of white-etching cracks and associated microstructural alterations during bearing tests. S. W. Ooi, A. Gola, R. H. Vegter, P. Yan and K. Stadler. Abstract. The effect of hydrogen and contact pressure on the sequence of microstructural

14 Feb 2020: Crystallography of Stress-Affected Martensite and Bainite. S. Kundu, K. Hase and H. K. D. H. Bhadeshia. The phenomenological theory of martensite crystallography has been used in conjunction with the Patel and Cohen model to estimate the

14 Feb 2020: Download Archives of Related Unpublished Data. Related papers. Related papers.

14 Feb 2020: Heat transfer coefficient and latent heat of martensite in a medium-carbon steel. H. S. Hasan and M. J. Peet. Abstract. In this paper the method used in a recently published paper to measure the latent heat of the martensite transformation during

14 Feb 2020: Download PDF file of paper.

14 Feb 2020: New Welding Alloys: Computational Methods. L.-E. Svensson and H. K. D. H. Bhadeshia. Abstract. Metals are useful materials because of their sophistication and low cost. The many phase transformations and process variables associated with them can be

14 Feb 2020: Laser Cutting of Stents. A stent is a tube which is inserted into a human artery and then expanded by balloon angioplasty to act as a scaffold to maintain unimpeded blood flow. It is frequently made of stainless steel, or rubber-elastic shape-memory

14 Feb 2020: Effect of deformation on hydrogen trapping and effusion in TRIP-assisted steel. J. H. Ryu, Y. S. Chun, C. S. Lee, H. K. D. H. Bhadeshia and D. W. Suh. Abstract. The trapping of hydrogen at a variety of sites in multiphase transformation–induced

14 Feb 2020: Influence of silicon in low density Fe-C-Mn-Al Steel. Y. U. Heo, Y. Y. Song, S. J. Park and H. K. D. H. Bhadeshia and D. W. Suh. Abstract. The influence of silicon on the microstructure of a Fe-Mn-Al-C ferritic low-density steel is investigated. The

14 Feb 2020: Download PDF file of paper.

14 Feb 2020: 1. Download the model. Uncompress the "Steel_Elong_unix.tar.gz" (or "Steel_Elong_linux.tar.gz") file in a dedicated directory (for example: "neural"). ... neural networks, steel, reduction of area, ductility. Download.

14 Feb 2020: Fe-Cr-C hardfacing alloys for high-temperature applications. L.-E. Svensson, B. Gretoft, B. Ulander and H.K.D.H. Bhadeshia. Abstract. The microstructure and phase chemistry of a Fe-34Cr-4.5C wt% hardfacing alloy has been investigated using

14 Feb 2020: Quasichemical Model for Interstitial Solutions. H. K. D. H. Bhadeshia. Abstract. An ideal solution is one in which the enthalpy of mixing is zero so that the only contribution to the free energy of mixing comes from the change in the configurational

14 Feb 2020: Refinement and characterisation of a thermodynamically stable metal-metal composite. J. D. Robson and H. K. D. H. Bhadeshia. Abstract. The intermetallic compounds which are under consideration for use in aerospace applications often suffer from

14 Feb 2020: Very Strong Bainitic Steels: Atomic Mechanisms and Properties. F. G. Caballero, C. Gacia-Mateo and H. K. D. H. Bhadeshia. Abstract. A combination of thermodynamic and kinetic theory describing the atomic mechanism of displacive transformation has

14 Feb 2020: Prevention of hydrogen embrittlement in steels. H.K.D.H. Bhadeshia. Abstract. The essential facts about the nature of the hydrogen embrittlement of steels have now been known for 140 years. It is diffusible hydrogen that is harmful to the toughness

14 Feb 2020: Download PDF file of paper (25 Mb).

14 Feb 2020: Download PDF file of paper.

14 Feb 2020: Modelling of Isothermal Ferrite Formation using an Analytical Approximation to Soft Impingement. C. G. deAndres, C. Capdevila, F. G. Caballero and H. K. D. H. Bhadeshia. Abstract. The formation of allotriomorphic ferrite, including soft-impingment

14 Feb 2020: Problems in the calculation of transformation texture in steels. H. K. D. H. Bhadeshia. Abstract. The solid-state decomposition of austenite can lead to a non-random distribution of product crystals. Methods of the quantitative characterisation of

14 Feb 2020: Secondary effects in neural network analysis of the mechanical properties of welding alloys for HSLA shipbuilding steels. E. A. Metzbower, J. J. DeLoach, S. H. Lalam and H. K. D. H. Bhadeshia. Abstract. In previous work, we created neural network

14 Feb 2020: Download PDF file of paper.

14 Feb 2020: Download PDF file of paper.

14 Feb 2020: Carbon in Cubic and Tetragonal Ferrite. H. K. D. H. Bhadeshia. Abstract. It is generally assumed that the phase diagrams and equilibrium thermodynamic data that apply to the conventional Fe-C system, also are relevant to the case where

14 Feb 2020: Neural networks, Ms temperature, martensite start temperature, steels. Download.

14 Feb 2020: Bainite Orientation in Plastically Deformed Austenite. A. A. Shirzadi, H. Abreu, L. Pocock, D. Klobčar, P. J. Withers and H. K. D. H. Bhadeshia. Abstract. Experiments have been conducted to see whether specific crystallographic variants of bainite

14 Feb 2020: Estimation of γ and γ' lattice parameters in nickel-base superalloys using neural network analysis. S. Yoshitake, V. Narayan, H. Harada, H. K. D. H. Bhadeshia and D. J. C. MacKay. Abstract. The lattice constancts of the γ and γ-prime phases of

14 Feb 2020: Stability of stainless-steel nanoparticle and water mixtures. Y. Y. Song, H. K. D. H. Bhadeshia and D. W. Suh. Abstract. Fluids containing particles that are small enough to remain in suspension over prolonged periods of time sometimes exhibit

14 Feb 2020: neural network, weldmetal toughness, ductility, elongation, Charpy toughness. Download. ... Download MAP information files.

14 Feb 2020: Bainite Transformation Kinetics, Part II, Non-uniform distribution of carbon. G. I. Rees and H. K. D. H. Bhadeshia. Abstract. The carbon concentration trapped in films of austenite between parallel platelets of bainite is often found to be much

14 Feb 2020: You may freely download copies for your personal use. The book has been scanned from a copy which was presented to Mr Wimpenny by J.

14 Feb 2020: Dissolution behaviour of NbC during slab reheating. Hong Yeob Lee, Kyong-Su Park, Jung Hyeung Lee, Yoon-uk Heo, Dong Woo Suh and H. K. D. H. Bhadeshia. Abstract. It is common practice to reheat continuously cast slabs prior to hot-rolling. Here we