Effects of Stress‐Aging Pretreatment on Hot Deformation Behavior and Microstructure Evolution of a Ni–Cr–Nb–Mo–Ti Alloy
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DOI: 10.1002/adem.202100571
Abstract: Hot deformation behavior and microstructure evolution of stress and stress‐free aged NiCrNbMoTi alloy are investigated by hot compressive tests. The impacts of stress aging upon the flow softening and dynamic recrystallization (DRX) behavior are analyzed.… read more here.
Keywords: stress aging; deformation behavior; hot deformation;
Improvement of a Set of Steel Properties Due to Forming Phase Precipitates During Hot Deformation Combined with Quenching
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DOI: 10.1007/s11015-019-00834-7
Abstract: The effect of nano-sized carbide and carbonitride precipitate formation during hot deformation combined with quenching on steel strength is studied. Results obtained for a complexly alloyed laboratory melted model steel indicate that with metal cooling… read more here.
Keywords: strength; hot deformation; combined quenching; steel ... See more keywords
Study of the Effect of Alloying and Hot Deformation on Properties of Small Stampings of Alloys Based on TiAl Intermetallic
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DOI: 10.1007/s11015-020-01060-2
Abstract: Intermetallic alloys based on TiAl compound are most promising high-temperature materials for gas turbine engines. The effect of alloying TiAl with active elements together with hot deformation and heat treatment on the structure of stamped… read more here.
Keywords: alloys based; hot deformation; based tial; effect alloying ... See more keywords
Microstructural Evolution and Constitutive Relationship of M350 Grade Maraging Steel During Hot Deformation
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DOI: 10.1007/s11665-017-2539-4
Abstract: Maraging steels exhibit extraordinary strength coupled with toughness and are therefore materials of choice for critical structural applications in defense, aerospace and nuclear engineering. Thermo-mechanical processing is an important step in the manufacture of these… read more here.
Keywords: maraging steel; m350 grade; hot deformation; grade maraging ... See more keywords
Characterization of Hot Deformation Behavior of a Fe-Cr-Ni-Mo-N Superaustenitic Stainless Steel Using Dynamic Materials Modeling
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DOI: 10.1007/s11665-017-2550-9
Abstract: Hot deformation behavior of a Fe-24Cr-22Ni-7Mo-0.5N superaustenitic stainless steel was investigated by hot compression tests in a wide temperature range of 950-1250 °C and strain rate range of 0.001-10 s−1. The flow curves show that the flow… read more here.
Keywords: hot deformation; deformation; stainless steel; strain rate ... See more keywords
Hot Deformation Mechanisms of an As-Extruded TiAl Alloy with Large Amount of Remnant Lamellae
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DOI: 10.1007/s11665-017-2592-z
Abstract: The hot deformation mechanisms of an as-extruded Ti-44Al-5V-1Cr alloy with a large amount of remnant lamellae were investigated by hot compression tests at temperatures of 900-1250 °C and strain rates of 0.001-1 s−1. The hot processing map… read more here.
Keywords: mechanisms extruded; hot deformation; amount; deformation ... See more keywords
Effect of 0.1 wt.% Co on the Hot Deformation and Toughness of Fine-Grained Low-Carbon Steel at Sub-zero Temperatures
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DOI: 10.1007/s11665-017-3011-1
Abstract: The effect of 0.1 wt.% Co on the hot deformation behavior of fine-grained low-carbon microalloyed steel was investigated at temperatures of 850-1200 °C and a strain rate of 5 s−1. Furthermore, the toughness of the steel with and… read more here.
Keywords: grained low; hot deformation; effect hot; fine grained ... See more keywords
Experimental Study on the Hot Deformation Characterization of Low-Carbon Nb-V-Ti Microalloyed Steel
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DOI: 10.1007/s11665-018-3594-1
Abstract: X80 steel, as typical low-carbon Nb-V-Ti microalloyed steel, is getting more and more attention in oil and gas transmission pipeline manufacturing. In this paper, the hot deformation behavior of X80 steel has been investigated. Hot… read more here.
Keywords: steel; hot deformation; low carbon; carbon microalloyed ... See more keywords
A Two-Stage Physical-Based Model for Predicting Flow Stress of As-cast TiAl Alloy Under Hot Deformation Conditions
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DOI: 10.1007/s11665-018-3618-x
Abstract: The hot deformation behavior of Ti-30Al-4.2Mn-4.5Nb-0.2B alloy was investigated using the isothermal compression experiment at temperatures of 1020-1200 °C and strain rates of 0.001-1 s−1. The flow stress was sensitive to the deformation parameters like temperature and… read more here.
Keywords: hot deformation; model; stress; flow stress ... See more keywords
On the Hot Deformation Behavior of a Ni-Free Austenitic Stainless Steel Interstitially Alloyed with Low Nitrogen Content
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DOI: 10.1007/s11665-018-3766-z
Abstract: Hot deformation behavior of a Ni-free, Fe-17Cr-12Mn-0.28N-0.06C (wt.%) austenitic stainless steel, hereinafter coded as FeCrMnN, was investigated using hot compression tests conducted under different deformation conditions comprising temperature and strain rate ranges of 800-1200 °C and… read more here.
Keywords: hot deformation; austenitic stainless; deformation; grain ... See more keywords
Hot Deformation Mechanisms of Ti22Al25Nb Orthorhombic Alloy
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DOI: 10.1007/s11665-019-3858-4
Abstract: In this paper, the hot deformation behavior of Ti22Al25Nb was investigated by hot compression over a range of temperatures (950-1050 °C) and strain rates (0.001-1 s−1). Considering the adiabatic heating and friction, the original curves were corrected.… read more here.
Keywords: hot deformation; deformation; work hardening; flow stress ... See more keywords