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14 Feb 2020: Welding Metallurgy. Reliability of calcuations:Unsolved problems in weldings. Design of welding alloys. Unsolved problems in welding. Neural networks. Research Papers. "The Growth Rate of Allotriomorphic Ferrite in Low-Alloy Steel Weld Deposits".

14 Feb 2020: Transformation Texture in Deformed Stainless Steel. Saurabh Kundu and H. K. D. H. Bhadeshia. Abstract. The development of transformation texture in a deformed austenitic stainless steel has been modelled using the crystallographic theory of

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14 Feb 2020: Design of novel high-strength bainitic steels. Part I. F. G. Caballero, H. K. D. H. Bhadeshia,. K. J. A. Mawella, D. G. Jones and P. Brown. Abstract. Mixed microstructures consisting of fine plates of upper bainitic ferrite separated by thin films

14 Feb 2020: TRIP-Assisted Steels? H.K.D.H. Bhadeshia. Abstract. The role of transformation--induced plasticity in Fe-Mn-Si-C steels intended for automobiles is investigated. The high uniform ductility associated with these alloys is often attributed to the

14 Feb 2020: Elucidating white-etching matter through high- strain rate tensile testing. W. Solano-Alvarez, J. Duff, M. C. Smith and H. K. D. H. Bhadeshia. Abstract. A form of damage in bearing steels subjected to rolling contact fatigue is the formation of

14 Feb 2020: M. 4. C. 3. Precipitation in Fe-C-Mo-V Steels and Relationship to Hydrogen Trapping. S. Yamasaki and H. K. D. H. Bhadeshia. Abstract. Strong steels suffer from embrittlement due to dissolved hydrogen, a phenomenon which can be mitigated by trapping

14 Feb 2020: TRIP-assisted steels: cracking of high-carbon martensite. S. Chatterjee and H. K. D. H. Bhadeshia. Abstract. Modern TRIP assisted steels contain retained austenite with carbon concentrations in excess of 1 wt-%. Some of their mechanical properties,

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14 Feb 2020: Plastic strain due to twinning in austenitic TWIP steels. B. Qin and H. K. D. H. Bhadeshia. Abstract. Twinning induced plasticity steels are austenitic alloys in which mechanical twinning is a prominent deformation mode, and which exhibit

14 Feb 2020: Oxidation of Silicon-containing Steel. E. J. Song, D. W. Suh and H. K. D. H. Bhadeshia. Abstract. Steels containing sufficient concentrations of silicon tend to form a low melting-temperature oxide called fayalite, which then penetrates both the

14 Feb 2020: Mechanism and kinetics of solid-state transformation in high-temperature processed linepipe steel. P. Yan and H.K.D.H. Bhadeshia. Abstract. A relatively new class of linepipe steels with yield strength above 500 MPa created for thermomechanical

14 Feb 2020: On three-dimensional misorientation spaces. R. Krakow, R. J. Bennett, D. N. Johnstone, Z. Vukmanovic, W. Solano-Alvarez, S. J. Laine, J. F. Einsle, P. A. Midgley, C. M. F. Rae and R. Hielscher. Abstract. Determining the local orientation of crystals

14 Feb 2020: A Classical Thermodynamic approach to Void Nucleation in Irradiated Materials. R. Kemp, G. A. Cottrell and H. K. D. H. Bhadeshia. Abstract. One of the major problems in building a future fusion power station is the development of suitable structural

14 Feb 2020: Size distribution of oxides and toughness of steel weld metals. Shinichi Terashima and H. K. D. H. Bhadeshia. Abstract. Experiments have been conducted to modify the size distribution of oxide particles in steel weld metals which have predominantly

14 Feb 2020: Formation of Nanostructured Steels by Phase Transformation. T. Yokota, C. Garcia-Mateo and H. K. D. H. Bhadeshia. Abstract. A thermodynamic criterion is developed to define the finest grain size that can be achieved during phase transformation, as a

14 Feb 2020: Effect of retained austenite and high temperature Laves phase on the work hardening of an experimental maraging steel. S. W. Ooi, P. Hill, M. Rawson and H. K. D. H. Bhadeshia. Abstract. Maraging steels including the experimental alloy studied here

14 Feb 2020: Creep-resistant aeroengine shaft steels: precipitates and consequences. Zixin Huang. Abstract. Creep resistant steels must be stable over long periods of time under severe operating condi- tions. This paper reviews precipitation in Cr–Mo steels

14 Feb 2020: Effect of vanadium alloying on the wear resistance of pearlitic rails. W. Solano-Alvarez, L. Fernandez Gonzalez and H. K. D. H. Bhadeshia. Abstract. Due to the increasing demand on pearlitic rails to support heavier loads and higher speeds, grooved

14 Feb 2020: Spheroidisation of hypereutectoid state of nanostructured bainitic steel. D. Luo, M. Peet, S. Ooi, P. Yan, Z. Yin and H. K. D. H. Bhadeshia. Abstract. Nanostructured bainite is extremely resistant to severe tempering making it difficult to reduce

14 Feb 2020: White-etching matter in bearing steel. Part 1: Controlled-cracking of bearing steel. W. Solano-Alvarez and H. K. D. H. Bhadeshia. Abstract. Although most of the research performed in steel metallurgy aims to prevent crack nucleation and propagation,

14 Feb 2020: In situ synchrotron X-ray study of bainite transformation kinetics in a low-carbon Si-containing steel. L. Guo, H. K. D. H. Bhadeshia, H. Roelofs and M. I. Lembke. Abstract. The bainite transformation in a low-carbon Si-containing steel has been

14 Feb 2020: Phase-field study of the effect of interface anisotropy on morphological evolution in cubic metals. R. S. Qin and H. K. D. H. Bhadeshia. Abstract. An expression is proposed for the anisotropy of interfacial energy of cubic metals, based on the

14 Feb 2020: Effect of manganese sulphide particle shape on the pinning of grain boundary. L. Guo, H. Roelofs, M. I. Lembke and H. K. D. H. Bhadeshia. Abstract. The pinning of austenite grain boundaries by manganese sulphide particles is examined experimentally

14 Feb 2020: Download paper, Materials Science and Technology, 28A (1997) 631-639. ... Download paper, Materials Science and Technology, 28A (1997) 640-644.

14 Feb 2020: Changes in Toughness at Low Oxygen Concentrations in Steel Weld Metals. Shinichi Terashima and H. K. D. H. Bhadeshia. Abstract. Oxides in steel weld metals can initiate fracture or can improve toughness by influencing the development of beneficial

14 Feb 2020: Annual Lecture, Royal Microscopical Society (2000): Mechanically Alloyed Metals. H. K. D. H. Bhadeshia. Abstract. Mechanical alloying involves the severe deformation of mixtures of powders until they form the most intimate of atomic solutions. Inert

14 Feb 2020: White-etching matter in bearing steel: Part II: distinguishing cause and effect in bearing steel failure. W. Solano-Alvarez and H. K. D. H. Bhadeshia. Abstract. The premature failure of large bearings of the type used in wind turbines, possibly

14 Feb 2020: Design of novel high-strength bainitic steels. Part II. F. G. Caballero, H. K. D. H. Bhadeshia,. K. J. A. Mawella, D. G. Jones and P. Brown. Abstract. A combination of thermodynamic, kinetic and mechanical property models and physical metallurgy

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14 Feb 2020: Tensile behaviour of thermally-stable nanocrystalline bainitic-steels. G. M. A. M. El-Fallah and H. K. D. H. Bhadeshia. Abstract. The deformation behaviour of two nanostructured bainitic steels designed to ensure the thermal stability of the

14 Feb 2020: The austenite-ferrite transformation in enhanced-niobium, low-carbon steel. P. Yan and H. K. D. H. Bhadeshia. Abstract. The austenite to ferrite transformation characteristics of a commercial high strength line pipe steel containing 0.05 wt-% carbon

14 Feb 2020: Role of fracture toughness in impact-abrasion wear. A. R. Chintha, K. Valtonen, V.-T. Kuokkala, S. Kundu, M.J. Peet, H.K.D.H. Bhadeshia. Abstract. Two new low alloyed steels have been developed with different fracture toughness values but at similar

14 Feb 2020: Modelling and characterisation of V. 4. C. 3. precipitation and cementite dissolution during the tempering of Fe-C-V martensitic steel. S. Yamasaki and H.K.D.H. Bhadeshia. Abstract. The precipitation and Ostwald ripening behaviour of V. 4. C. 3.

14 Feb 2020: Shear-band structure in ballistically tested carbide-free bainitic steels. L. C. D. Fielding and H. K. D. H. Bhadeshia. Abstract. Adiabatic shear bands represent intense plastic deformation that is localised because the rate at which the heat

14 Feb 2020: Effect of a two-stage heat-treatment on the microstructural and mechanical properties of a maraging steel. T. H. Simm, L. Sun, D. R. Galvin, P. Hill, M. Rawson, S. Birosca, E. P. Gilbert, H. K. D. H. Bhadeshia and K. Perkins. Abstract. Maraging

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14 Feb 2020: Crystallographic Texture of Induction-welded and Heat-treated Pipeline Steel. P. Yan, Ö. E. Güngör, P. Thibaux and H. K. D. H. Bhadeshia. Abstract. Large-diameter steel pipes are produced by induction seam-welding followed by induction-assisted

14 Feb 2020: SANS and APT study of precipitate evolution and strengthening in a maraging steel. T. H. Simm, L. Sun, D. R. Galvin, E. P. Gilbert, D. Alba Venero, Y. Li, T. L. Martin, P. A. G. Gabot, M. P. Moody, P. Hill, H. K. D. H. Bhadeshia, S. Birosca, M. J.

14 Feb 2020: Materials Science and Engineering A 556 (2012) 601-606. Download Archives of Related Unpublished Data.

14 Feb 2020: Residual Stress Part 1 - Measurement Techniques. P. J. Withers and H. K. D. H. Bhadeshia. Abstract. Residual stress is that which remains in a body which is stationary and at equilibrium with its surroundings. It can be very detrimental to the

14 Feb 2020: Crystallography of Widmanstätten austenite in duplex stainless steel weld metal. J. W. Abtibol Menezes, H. Abreu, S. Kundu, H. K. D. H. Bhadeshia and P. M. Kelly. Abstract. Two kinds of austenite grow from δ-ferrite during the cooling of the

14 Feb 2020: Developments in Martensitic and Bainitic Steels: Role of The Shape Deformation. H. K. D. H. Bhadeshia. Abstract. Steels can be designed to exploit the coordinated motion of atoms during the bainite and martensite reactions. In this way it has been

14 Feb 2020: Are χ (Hägg), η and ε carbides transition-phases relative to cementite in steels? H. K. D. H. Bhadeshia, A. R. Chintha and S. Lenka. Abstract. Hägg carbide (χ) is, during the tempering of carbon-rich martensite, referred to as a transition

14 Feb 2020: Effect of tempering heat treatment on the CO. 2. corrosion resistance of quench-hardened Cr-Mo low-alloy steels for oil and gas applications. Clara. Escrivà-Cerdán, Steve W. Ooi, Gaurav R. Joshi, Roberto Morana, H.K.D.H. Bhadeshia, Robert Akid.

14 Feb 2020: Novel strong maraging steel with balanced ductility and creep resistance achieved by fine β-NiAl and Laves phase precipitates. L. Sun, T. H. Simm, T. L. Martin, S. McAdam, D. R. Galvin, K. M. Perkins, P. A. J. Bagot, M. P. Moody, S. W. Ooi, P. Hill,

14 Feb 2020: Characterisation of Severely Deformed Austenitic Stainless Steel Wire. Han-Shen Wang, J. R. Yang and H. K. D. H. Bhadeshia. National Taiwan University. Materials Science and Engineering. 1 Rosevelt Road, Section 4, Taipei, Taiwan ROC (106).

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. The images presented below are from research described in the Scripta Materialia article available

14 Feb 2020: Cementite. H. K. D. H. Bhadeshia. Abstract. Cementite is present in the vast majority of steels, in meteorites, possibly at the core of the Earth, and has uses in its pure form. It is now known that it can deviate from its strict stoichiometric

14 Feb 2020: First-principles calculations of elastic constants for epsilon-carbide and the consequences. Jae Hoon Jang, Seong-Jun Park, Tae-Ho Lee and H. K. D. H. Bhadeshia. Abstract. The elastic constants of ε-carbide at 0 K and zero pressure have been