Hot Ductility and Fracture Phenomena of Low‐Carbon V–N–Cr Microalloyed Steels
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DOI: 10.1002/srin.201900265
Abstract: The hot ductility of low‐carbon V–N–Cr microalloyed steel is studied using a thermomechanical simulator. The steel is solution treated at 1350 °C and cooled at 15 °C s−1 to the test temperature in the range of 650–1200 °C. Next,… read more here.
Keywords: carbon microalloyed; low carbon; hot ductility; ductility ... See more keywords
Influence of Cooling Rates and Titanium Content on Hot Ductility in Niobium‐Fixed Microalloyed Steels
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DOI: 10.1002/srin.202500359
Abstract: This study aims to understand the fracture mechanisms within the hot ductility trough by investigating four microalloyed steels with varying Ti content and balanced Nb. Variations in the cooling rate and Ti content significantly influence… read more here.
Keywords: microalloyed steels; hot ductility; cooling rate; ductility ... See more keywords
Microstructure and hot ductility behavior of Ni-based superalloy U720Li with boron addition
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DOI: 10.1007/s12598-020-01395-4
Abstract: Abstract High-alloyed superalloy U720Li is difficult to be processed through the conventional cast and wrought route. Boron is an important strengthening element for superalloys, but the role of boron in the hot ductility of U720Li… read more here.
Keywords: hot ductility; boron addition; superalloy u720li; boron ... See more keywords
Effect of minor rare earth cerium addition on the hot ductility of a reactor pressure vessel steel
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DOI: 10.1016/j.rinp.2019.102746
Abstract: Abstract The hot ductility of the specimens for a reactor pressure vessel steel (SA508-III), undoped and doped with minor rare earth Ce, is studied through hot tensile tests by means of a Gleeble machine in… read more here.
Keywords: hot ductility; microscopy; rare earth; steel ... See more keywords
On the Role of Boride in the Structural Integrity of a Turbine Disc Superalloy’s Solid State Weld
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DOI: 10.12691/materials-5-1-3
Abstract: This work reports the melting of boride precipitates along the grain boundary of a supposedly solid state welding of a polycrystalline superalloy, and discusses its attendant effect on the hot ductility behaviour of the alloy.… read more here.
Keywords: superalloy; solid state; hot ductility; superalloy solid ... See more keywords
Effect of Boron on Hot Ductility and Room-Temperature Tensile Properties of Microalloyed Steels with Titanium and Niobium
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DOI: 10.3390/ma12142290
Abstract: Effect of boron on the hot ductility and room-temperature tensile properties of Ti-Nb-microalloyed steels containing 0.071 wt.% carbon was studied. The thermal stress and thermal strain of continuous casting billets during cooling were simulated via… read more here.
Keywords: boron; hot ductility; tensile; room temperature ... See more keywords
Microscopic Investigation for Experimental Study on Transverse Cracking of Ti-Nb Containing Micro-Alloyed Steels
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DOI: 10.3390/ma17040900
Abstract: The influence of Ti on the behavior of hot ductility was examined in four different Ti-containing micro-alloyed steels with a constant content of Nb. Thermomechanical investigations using a dilatometer were carried out to simulate the… read more here.
Keywords: containing micro; micro alloyed; hot ductility; alloyed steels ... See more keywords
Effects of Sn and Sb on the Hot Ductility of Nb+Ti Microalloyed Steels
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DOI: 10.3390/met10121679
Abstract: Referencing the composition of a typical Nb+Ti microalloyed steel (Q345B), two kinds of steels, one microalloyed with Sn and Sb, and the other one only microalloyed with Sb were designed to study the effects of… read more here.
Keywords: microalloyed steels; hot ductility; effects hot; microalloyed steel ... See more keywords