Results 61 to 70 of about 26,933 (314)

Study of fractography of ferritic ductile iron at different temperatures and loading conditions

open access: yesMaterials Research Express
This study characterizes the fractography of ferritic ductile iron under various loads, including tensile, fatigue and bending, and impact conditions. The results indicate that ductile fracture is the primary mechanism observed during tensile testing at ...
Wenjie Wang   +9 more
doaj   +1 more source

FATIGUE AND TENSILE FRACTURE SURFACE MORPHOLOGIES OF ADDITIVE MANUFACTURED AUSTENITIC STAINLESS STEEL [PDF]

open access: yesEuropean Journal of Materials Science and Engineering, 2019
Fatigue and tensile fracture surface morphologies of laser additive manufactured (LAM) stainless steel (using powder bed fusion method) were investigated. Both fatigue and tensile fracture surface morphologies were determined using LEO-VP SEM instrument.
Penn RAWN, Vadiraja SUDHAKAR
doaj   +1 more source

Evaluating Energy Absorption Performance of Filled Lattice Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Maximum stress must be considered to robustly evaluate energy absorber designs. This approach was applied to compare all types of absorbers in a single Ashby diagram and determine the utility of filling lattice voids with a second material. High‐performance fillers can improve the performance of lattices that are limited by buckling or catastrophic ...
Christian Bonney   +2 more
wiley   +1 more source

Productivity‐Driven Optimization of Laser Powder Bed Fusion Parameters for IN718 Superalloy: Process Control, Microstructure, and Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates how optimizing laser power, scanning speed, and hatching distance in laser powder bed fusion can boost the productivity of Inconel 718 manufacturing by up to 29% while maintaining mechanical integrity. The work delivers a validated process window and cost–time analysis, offering industry‐ready guidelines for efficient additive ...
Amir Behjat   +7 more
wiley   +1 more source

Mechanical performance and fracture behavior of Fe₄₁Co₇Cr₁₅Mo₁₄Y₂C₁₅B₆ bulk metallic glass

open access: yes, 2007
The mechanical properties of a new Fe₄₁Co₇Cr₁₅Mo₁₄Y₂C₁₅B₆ bulk glassy alloy were studied by impact bending, compression, and hardness tests carried out at room temperature.
Shen, Jun   +3 more
core   +1 more source

The Influence of Temperature on the Fracture Toughness and Fracture Mechanism of Ferritic Nodular Cast Iron

open access: yesMetals
Nodular Cast Iron (NCI, also known as ductile iron) is widely used in important components such as crankshafts for automotive engines and internal combustion engines, as well as storage and transportation containers for spent fuel in nuclear power plants,
Guobin Duan   +4 more
doaj   +1 more source

Evaluation of Varying Ductile Fracture Criteria for 42CrMo Steel by Compressions at Different Temperatures and Strain Rates

open access: yesThe Scientific World Journal, 2014
Fracturing by ductile damage occurs quite naturally in metal forming processes, and ductile fracture of strain-softening alloy, here 42CrMo steel, cannot be evaluated through simple procedures such as tension testing.
Guo-zheng Quan   +4 more
doaj   +1 more source

Fracture Failure Numerical Simulation of Lug Joint Structure

open access: yesHangkong gongcheng jinzhan, 2019
Fracture of metallic materials is a difficult problem in engineering calculation. At present, researches on the ductile fracture of metal components are mostly based on the fracture samples of 10 kinds of classical plastic materials to analyze the ...
Lin Changliang, Hu Wengang, Liu Na
doaj   +1 more source

Implicit finite element analysis of ductile fracture of a steel frame under cyclic deformation

open access: yesJapan Architectural Review, 2022
A ductile fracture model is implemented to an elastoplastic constitutive model of steel material for large‐scale finite element analysis of steel frames.
Makoto Ohsaki   +3 more
doaj   +1 more source

Towards Defect Phase Diagrams: From Research Data Management to Automated Workflows

open access: yesAdvanced Engineering Materials, EarlyView.
A research data management infrastructure is presented for the systematic integration of heterogeneous experimental and simulation data required for defect phase diagrams. The approach combines openBIS with a companion application for large‐object storage, automated metadata extraction, provenance tracking and federated data access, thereby supporting ...
Khalil Rejiba   +5 more
wiley   +1 more source

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