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Evaluation and Modeling of the Rate of Formation of Lath Martensite in Fe-C Alloys, Extracted from Ultra-Rapid Quenching Experiments
Isothermal information is rarely available for the formation of martensite in Fe or Fe alloys due to a very high rate of transformation compared to...
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The Effect of Static Recrystallisation of Parent Austenite on the Lath Martensite Intervariant Boundary Network
The current study investigated the effect of static recrystallisation (SRX) of parent austenite microstructure on the lath martensite intervariant...
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Lath martensite substructure evolution in low-carbon microalloyed steels
Lath martensite substructures in as-quenched plain carbon steels exhibit dislocation-like contrast in the transmission electron microscope. More...
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In Situ SEM/EBSD Observation of the Reverse Transformation Behavior of Austenite From Lath Martensite in C–Ni Steels
The formation mechanism of austenite ( γ ) reversely transformed from lath martensite in 0.003C–9Ni and 0.03C–9Ni steels is studied using an in situ ...
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Effect of Ausforming Strain on the Microstructural Evolution of Lath Martensite in Low Carbon Steel
Dislocation engineering is a novel alloy design strategy to produce advanced high strength steels with both high strength and good ductility, which...
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Effects of Lath Boundary Segregation and Reversed Austenite on Toughness of a High-Strength Low-Carbon Steel
Comprehending the mechanisms underlying embrittlement and de-embrittlement during tempering holds paramount importance in the advancement of...
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Martensite Boundary Characteristics on Cycle- and Time-Dependent Fatigue Crack Growth Paths of Tempered Lath Martensitic Steels in a 90 MPa Gaseous Hydrogen Atmosphere
Microstructural paths of hydrogen-assisted fatigue crack growth (HAFCG) in tempered martensitic steels were investigated relying on martensite...
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Modeling dislocation interactions with grain boundaries in lath martensitic steels
Martensitic steels are widely used as a structural material in critical components of fossil fuel and nuclear power plants, such as boilers, pipes,...
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Plasticity of Coarse Martensite Laths Within the Heat-Affected Zone of 9Ni Steel Girth-Welded Pipes
Presenting a low Ductile–Brittle transition temperature compared to other body-centered cubic structural steels, lath martensitic steels, such as 9Ni...
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Refining the hierarchical structure of lath martensitic steel by in situ alloying with nickel: morphology, crystallography, and mechanical properties
Lath martensitic high-strength steels are some of the most widely used materials in structural applications, and consequently, refining and...
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New Insight into Toughness Enhancement in a Lath Martensitic Steel
Grain refinement of the parent austenite led to a significant change in the intervariant boundary network of martensite, ultimately improving the...
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Texture Preference and Variant Analysis of Martensite Formation in Laser Powder Bed Fusion
In laser powder bed fusionLaser powder bed fusion (L-PBF) (L-PBF) of maraging steelMaraging steel, oscillating thermal cycles inherent to additive...
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The influence of parent austenite characteristics on the intervariant boundary network in a lath martensitic steel
The influence of the parent austenite deformation state on the intervariant boundary network (i.e., population, plane orientation, and connectivity)...
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Pit-to-crack mechanisms of 316LN stainless steel reinforcement in alkaline solution influenced by strain induced martensite
The pit-to-crack transition of AISI 316LN stainless steel reinforcement exposed to stress corrosion cracking (SCC) in chlorides contaminated alkaline...
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Refinement of α′ Martensite by Oxygen in Selective Laser Melted Ti–6Al–4V
Oxygen is crucial in influencing the microstructure evolution of selective laser melted (SLMed) Ti–6Al–4V, significantly impacting its applicability...
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Thermodynamic Approach to Describe the Martensite Phase Transformation Kinetics via the Stabilization of Austenite
AbstractThis study investigated the spread of the martensite transformation, i.e. , the extent of the transformation as a function of the...
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Strengthening of Ultrafine Lamellar-Structured Martensite Steel via Tempering-Induced Nanoprecipitation
An ultrafine lamellar-structured martensite steel fabricated by heavy warm rolling (HWR) has shown an excellent combination of strength and...
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Origin and the Hardening Mechanism of Twinned Lenticular Martensite in a Fe–33Ni Alloy
The twinned substructure of lenticular martensite in a quenched Fe–33Ni alloy was studied. In contrary to the traditional viewpoint that the twinned...
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In situ tensile test of selective laser melted Ti-6.5Al-2Zr-1Mo-1V alloy at different stages of martensite decomposition
The morphology and microstructures of Ti-6.5Al-2Zr-1Mo-1V (TA15) samples at different stages of martensite decomposition fabricated by selective...
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Factors Distinguishing Hydrogen-Assisted Intergranular and Intergranular-Like Fractures in a Tempered Lath Martensitic Steel
Intergranular fracture is the primary fracture mode when a significant amount of hydrogen is introduced into lath martensitic steels. When the...
