Search Results - "Grajcar, A."

Thermodynamic analysis of precipitation processes in Nb–Ti-microalloyed Si–Al TRIP steel by Grajcar, A.

“…The work deals with the thermodynamic calculations of precipitation processes in austenite of the Nb–Ti-microalloyed steel with increased Si and Al content…”
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Effect of prior martensite formation on the bainite transformation kinetics in high-strength 3% Mn multiphase steel by Morawiec, M., Skowronek, A., Kozłowska, A., Garcia-Mateo, C., Grajcar, A.

“…The work presents results on the effect of prior martensite formation on bainite transformation kinetics in a 3% medium-Mn multiphase steel. The material was…”
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Effect of Mn on the chemical driving force and bainite transformation kinetics in medium-manganese alloys by Morawiec, M., Opara, J., Garcia-Mateo, C., Jimenez, J. A., Grajcar, A.

“…This work presents insights into the manganese influence on the driving force and bainite transformation kinetics. Three different medium-Mn steels were…”
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Dilatometric study of the phase transformations under conditions of recrystallized and non-recrystallized austenite in 3Mn–1.5Al steel by Morawiec, M., Grajcar, A., Kozłowska, A., Zalecki, W., Burian, W.

“…This work presents the results of prior austenite state on the phase transformation behavior in a medium manganese steel alloyed with Al. The austenite was…”
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Dilatometric study of phase transformations in advanced high-strength bainitic steel by Grajcar, A., Zalecki, W., Skrzypczyk, P., Kilarski, A., Kowalski, A., Kołodziej, S.

“…The work deals with dilatometric studies of a new-developed advanced high-strength bainitic 3Mn–1.5Al steel. Ferritic, bainitic and martensitic phase…”
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Thermodynamic analysis and isothermal bainitic transformation kinetics in lean medium-Mn steels by Morawiec, M., Ruiz-Jimenez, V., Garcia-Mateo, C., Grajcar, A.

“…The work presents the results of thermodynamic analysis of two medium manganese steels with different Mn contents. The steels containing 3.1 and 3.6% of…”
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Effect of ECAP process on deformability, microstructure and conductivity of CuCoNi alloy by Grzegorczyk, B., Rusz, S., Snopinski, P., Hilser, O., Skowronek, A., Grajcar, A.

“…The study deals with the influence of various variants of severe plastic deformation in the Equal Channel Angular Pressing (ECAP) process on the…”
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Microstructure Characterization of Laser-Welded Nb-Microalloyed Silicon-Aluminum TRIP Steel by Grajcar, A., Różański, M., Stano, S., Kowalski, A.

“…This work presents the results of a microstructural characterization of welds in Nb-microalloyed TRIP steel with silicon partially replaced by aluminum. Tests…”
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Modelling of strain-induced martensite formation in advanced medium-Mn automotive sheet steel by Kaczmarczyk, J., Grajcar, A., Kozłowska, A., Banuelos, J. S. Cruz, Opara, J., Tatke, N.

“…The modelling of strain-induced martensite formation is simulated in advanced medium-Mn steel. The fraction of retained austenite (8%) embedded in the bainitic…”
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Microstructure-Properties Relationship and Mechanical Stability of Retained Austenite in Thermomechanically Processed Medium-C TRIP Steel at Different Deformation Temperatures by Skowronek, A., Kozłowska, A., Grajcar, A., Morawiec, M.

“…The paper presents the effect of deformation temperature on the mechanical stability of retained austenite in a multiphase TRIP steel. Series of static tensile…”
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Effect of severe plastic deformation on mechanical and fatigue behaviour of medium-c sheet steel by Rusz, S., Hilser, O., Ochodek, V., Cízek, L., Kraus, M., Mares, V., Grajcar, A., Svec, J.

“…The DRECE method belongs to the severe plastic deformation (SPD) processes used for the refinement of sheet metal elements. A forming device used in this…”
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Non-Metallic Inclusions and Hot-Working Behaviour of Advanced High-Strength Medium-Mn Steels by Grajcar, A., Woźniak, D., Kozłowska, A.

“…The work addresses the production of medium-Mn steels with an increased Al content. The special attention is focused on the identification of non-metallic…”
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Modified Twin-Spot Laser Welding of Complex Phase Steel by Różański, M., Morawiec, M., Grajcar, A., Stano, S.

“…The work addresses modified methods of twin-spot laser welding of complex phase steel sheets and investigates the effects of laser beam distribution on the…”
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Study on Non-Metallic Inclusions in Laser-Welded TRIP-Aided Nb-Microalloyed Steel by Grajcar, A., Różański, M., Kamińska, M., Grzegorczyk, B.

“…The work concerns the studies on non-metallic inclusions occuring in laser-welded Si-Al TRIP steel containing Nb and Ti microadditions. Laser welding tests of…”
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Corrosion Resistance and Pitting Behaviour of Low-Carbon High-Mn Steels in Chloride Solution by Grajcar, A., Grzegorczyk, B., Kozłowska, A.

“…Corrosion resistance of the X4MnSiAlNbTi27-4-2 and X6MnSiAlNbTi26-3-3 type austenitic steels, after hot deformation as well as after cold rolling, were…”
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Microstructural Aspects of Bifocal Laser Welding of Trip Steels by Grajcar, A., Grzegorczyk, B., Różański, M., Stano, S., Morawiec, M.

“…This work is concerned with comparative tests involving single-spot and twin-spot laser welding of thermomechanically rolled TRIP steel. The welding tests were…”
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Microstructural Aspects of Twin-Spot Laser Welding of Dp-Hsla Steel Sheet Joints by Stano, S., Grajcar, A., Wilk, Z., Różański, M., Matter, P., Morawiec, M.

“…The article presents the possibility of using twin-spot laser welding (i.e. laser welding with focusing a laser beam on two spots) for making overlap joints…”
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Structure and mechanical properties of DP-type and TRIP-type sheets obtained after the thermomechanical processing by Adamczyk, J., Grajcar, A.

“…The chemical composition of the C–Mn–Si steel with Nb and Ti microadditions was established. The rolling and cooling conditions of the thermomechanical…”
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Microstructural Features of Strain-Induced Martensitic Transformation in Medium-Mn Steels with Metastable Retained Austenite/ Cechy Mikrostrukturalne Indukowanej Odkształceniem Przemiany Martenzytycznej W Stalach Sredniomanganowych Z Metastabilnym Austenitem Szczątkowym by Grajcar, A., Kilarski, A., Radwanski, K., Swadzba, R.

“…The work addresses relationships between the microstructure evolution and mechanical properties of two thermomechanically processed bainitic steels containing…”
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Thermomechanically Rolled Medium-Mn Steels Containing Retained Austenite/ Walcowane Termomechanicznie Stale Średniomanganowe Zawierające Austenit Szczątkowy by Grajcar, A., Skrzypczyk, P., Wozniak, D.

“…Chemical composition of four medium-Mn steels containing a various Mn content (3 and 5%) have been proposed in the present work. The two steels are base steels…”
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