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14 Feb 2020: Relative effects of Mo and B on ferrite and bainite kinetics in strong steels. S. Khare, K. Y. Lee and H. K. D. H. Bhadeshia. Abstract. Well-designed cementite-free bainitic steels are important in contributing to unique combinations of strength,

14 Feb 2020: Kinetics of Simultaneous Transformations. H. K. D. H. Bhadeshia. Abstract. It is often the case that a number of solid--state transformations occur concurrently, starting from the same parent phase. The transformations may occur at different rates,

14 Feb 2020: Download HTML template. Subroutines:. ... Download HTML template. Please read the notes below before writing your web page or tex file.

14 Feb 2020: Heterogeneous Deformation and Recrystallisation of Iron-Base ODS PM2000 Alloy. C. Capdevila, Y. L. Chen, N. C. K. Lassen, A. R. Jones and H. K. D. H. Bhadeshia. Abstract. The recrystallisation behaviour of PM2000 oxide dispersion strengthened

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29 Dec 2020: Novel Bainite at the Science Museum, London, July 2006. H. K. D. H. Bhadeshia. A new exhibit at the Science Museum, describing a novel steel which has crystals of bainitic ferrite which are embedded in an austenitic matrix. The crystals have a

14 Feb 2020: Three-dimensional analysis of coalesced bainite using focused ion beam tomography. E. Keehan, L. Karlsson, H. K. D. H. Bhadeshia and M. Thuvander. Abstract. The relationship between solute content, microstructure and properties has been clarified

14 Feb 2020: Diffusion-Controlled Growth of Pearlite in Ternary Steels. A. S. Pandit and H. K. D. H. Bhadeshia. Abstract. A theory for the diffusion–controlled growth of pearlite in steels containing manganese is presented and assessed in the light of

14 Feb 2020: Theory for hydrogen desorption in ferritic steel. E. J. Song, H. K. D. H. Bhadeshia and D. W. Suh. Abstract. After a concise review of the analytical models available for the interpretation of thermal desorption rates for hydrogen effusion from steel

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14 Feb 2020: More Complete Theory for the Calculation of the Martensite–Start Temperature in Steels. H. S. Yang, D. W. Suh and H. K. D. H. Bhadeshia. Abstract. A validated model has been created for the martensite–start temperature which takes into account

14 Feb 2020: Bessemer Memorial Lecture: The Dimensions of Steel. H. K. D. H. Bhadeshia. Abstract. There are some important aspects of steel which are hidden from ordinary view and largely from the users of steels. They nevertheless determine the macroscopic

14 Feb 2020: Air-Cooled Bainitic Steels for Strong, Seamless Pipes Part 2: Properties and Microstructure of Rolled Material. G. Gomez, T. Pérez and H. K. D. H. Bhadeshia. Abstract. In Part 1 of this study two alloy systems were designed in order eventually to

14 Feb 2020: Is low phosphorus content in steel a product requirement? H. K. D. H. Bhadeshia and D. W. Suh. Abstract. An attempt is made, on the basis to published literature, to assess the amount of phosphorus that might be present in the steels without making

14 Feb 2020: Bearing Steel Microstructures after Aircraft Gas Turbine Engine Service. J. R. Nygaard, M. Rawson, P. Danson and H. K. D. H. Bhadeshia. Abstract. The microstructure of aircraft gas-turbine engine bearing steel has been characterised after service in

14 Feb 2020: Scatter in High Strength Steel Weld properties due to Interpass Temperature. M. Lord and H. K. D. H. Bhadeshia. Abstract. High strength steel manual metal arc (MMA) welds containing low levels of carbon and significant additions of Mn, Ni, Cr and Si,

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15 Feb 2020: Length scales and alloys of iron. H. K. D. H. Bhadeshia. Abstract. Many of the structures common within steels are not geometrically smooth, which means that their stereological parameters, such as the amount of interfacial area per unit volume, are

14 Feb 2020: Interaction of aluminium with hydrogen in twinning-induced plasticity steel. Eun Ju Song, H. K. D. H. Bhadeshia and Dong-Woo Suh. Abstract. Alloying with aluminium can mitigate the hydrogen embrittlement of twinning-induced plasticity steels.

14 Feb 2020: Modelling of Phase Transformations in Steel Weld Metal. H. K. D. H. Bhadeshia. Abstract. This paper deals with some of the latest issues in the modelling of steel weld microstructures, building on work already published in the open literature. The

14 Feb 2020: Understanding the complexities of bake hardening. S. Das, S. B. Singh, O. N. Mohanty and H. K. D. H. Bhadeshia. Abstract. The basic science behind bake hardening steels is well understood in terms of the interactions between interstitial solutes and

14 Feb 2020: Welding Procedures and Type IV Phenomena. J. A. Francis, W. Mazur and H. K. D. H. Bhadeshia. Abstract. In this work, we attempt a quantitative estimation of the type IV rupture stress for welds in ferritic power plant steels containing 9-12 wt. %

14 Feb 2020: Segregation of phosphorus to ferrite grain boundaries during transformation in Fe-P alloy. J. I. Kim, J. H. Pak, K. S. Park, J. H. Jang, D. W. Suh and H. K. D. H. Bhadeshia. Abstract. A binary alloy of iron containing 0.17 wt% of phosphorus has been

14 Feb 2020: Materials Algorithms Project. Data Library. This page explains the standard format in which MAP documentation is presented in the data library. The library MAP_DATA_AUSTENMAT is used as an illustrative example. Data Library MAP_DATA_AUSTENMAT.

14 Feb 2020: Modelling of recalescence effect on austenite decomposition. L. Guo, H. Roelofs, M. I. Lembke and H. K. D. H. Bhadeshia. Abstract. A model for recalescence has been established by integrating a model for the decomposition of austenite and one

14 Feb 2020: Anomalies in carbon concentration determinations from nanostructured bainite. H. K. D. H. Bhadeshia. Abstract. There are large discrepancies in the measured concentrations of carbon in the ferrite and austenite within nanostructured bainite and

14 Feb 2020: Effect of aluminium on hydrogen-induced fracture behavior in austenitic Fe-Mn-C steel. J. H. Ryu, S. K. Kim, C. S. Lee, D. W. Suh and H. K. D. H. Bhadeshia. Abstract. It is known empirically that the addition of aluminium as a solute in high-Mn

14 Feb 2020: Examples of fatigue fracture surfaces. # These photographs were taken at theA shaft that has failed by fatigue, in this case the failure initiating within the steel. Here the initiation is at the surface.

14 Feb 2020: The Charpy Impact Transition Temperature for some Ferritic Steel Welds. S. H. Lalam, H. K. D. H. Bhadeshia and D. J. C. MacKay. Abstract. Body-centered cubic iron undergoes a ductile-brittle fracture transition as a function of temperature. A common

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14 Feb 2020: Nanostructured Bainite. H. K. D. H. Bhadeshia. Abstract. An alloy system based on iron is described in which it has been possible to create a high density of interfaces by heat-treatment alone. The resulting structure consists of a mixture of

14 Feb 2020: Some Phase Transformations in Steels. H. K. D. H. Bhadeshia. Abstract. Many essential properties of iron alloys depend on the atomic mechanism of phase change. Following a description of the mechanisms established for solid state phase

14 Feb 2020: Induction welding and heat treatment of steel pipes: evolution of crystallographic texture detrimental to toughness. P. Yan and Ö. E. Güngör, P. Thibaux and H. K. D. H. Bhadeshia. Abstract. Steel welding using induction heating to produce

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14 Feb 2020: Friction Stir Welding of Mild Steel - Tool Durability and Steel Microstructure. A. De, H.K.D.H. Bhadeshia and T. DebRoy. Abstract. In previous work, we have established a scheme that exploits a three-dimensional heat and mass flow model to assess

14 Feb 2020: Crystallography. of crystallographic texture development during recrystallisation.

14 Feb 2020: Three-Dimensional Atom Probe Analysis of Carbon Distribution in Low-Temperature Bainite. M. Peet, S. S. Babu, M. K. Miller and H. K. D. H. Bhadeshia. Abstract. A bainitic microstructure with fine ferrite plates (20 to 40 nm) in a matrix of

14 Feb 2020: Tempering of low-temperature bainite. M. Peet, S. S. Babu, M. K. Miller and H. K. D. H. Bhadeshia. Abstract. Electron microscopy, X-ray diffraction, and atom probe tomography have been used to identify the changes which occur during the tempering of

14 Feb 2020: Modelling of kinetics and dilatometric behaviour of non-isothermal pearlite-to-austenite transformation in an eutectoid steel. C. G. deAndres, C. Capdevila, F. G. Caballero and H. K. D. H. Bhadeshia. Abstract. The formation of austenite during the

14 Feb 2020: Effect of Strain Heterogeneity on Recrystallisation of PM2000. C. Capdevila, Y. L. Chen, A. R. Jones and H. K. D. H. Bhadeshia. Abstract. The recrystallisation behaviour of PM2000 oxide dispersion strengthened ferritic alloy has been investigated

14 Feb 2020: Effect of hydrogen on the surface energy of ferrite and austenite. Eun Ju Song, H. K. D. H. Bhadeshia and Dong-Woo Suh. Abstract. Calculations indicate that the introduction of hydrogen into the body--centred cubic and face-centred cubic allotropes

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14 Feb 2020: Dilatometric analysis of cementite dissolution in hypereutectoid steels containing chromium. Jae-Yong Chae, Jae-Hoon Jang, Guohong Zhang, Kwan-Ho Kim, Jae Seung Lee, H.K.D.H. Bhadeshia and Dong-Woo Suh. Abstract. Cementite dissolution in

14 Feb 2020: Metallurgical aspects of steels designed to resist abrasion, and impact-abrasion wear. A. R. Chintha. Abstract. Many abrasion resistant steels rely on a martensitic microstructure to ensure hardness, which in general correlates with better wear

14 Feb 2020: The Nature, Mechanism and Properties of Strong Bainite. H. K. D. H. Bhadeshia. Abstract. Consistent with the wishes of the Conference Organisers, the basic theory of the bainite reaction including the crystallographic, thermodynamic and kinetic

14 Feb 2020: Bimodal Size-Distribution of Bainite Plates. Kazu Hase, C. Garcia-Maeo and H. K. D. H. Bhadeshia. Abstract. There are two well-known phenomena associated with the bainite reaction, both of which have been exploited here to enhance the mechanical

14 Feb 2020: Designing steel to resist hydrogen embrittlement: Part 2 - precipitate characterisation. S. W. Ooi, T. I. Ramjaun, C. Hulme-Smith, R. Morana, M. Drakopoulos and H. K. D. H. Bhadeshia. Abstract. A novel, low-alloy steel has been designed for use in

14 Feb 2020: Designing steel to resist hydrogen embrittlement: Part 1 - trapping capacity. T. I. Ramjaun, S. W. Ooi, R. Morana and H. K. D. H. Bhadeshia. Abstract. A novel steel has been designed for use in the oil and gas industry, displaying properties

14 Feb 2020: Estimation of the Mechanical Properties of Ferritic Steel Welds,. Part I: Yield and Tensile Strength. S. H. Lalam, H. K. D. H. Bhadeshia and D. J. C. MacKay. Abstract. The yield strength and ultimate tensile strength of ferritic steel weld metal

14 Feb 2020: Retention of δ-ferrite in Aluminium-Alloyed TRIP-assisted Steels. Y. J. Choi, D. W. Suh and H. K. D. H. Bhadeshia. Abstract. There have been significant difficulties in the theory for the optimisation of δ-TRIP steel since the original concept was