Results 71 to 80 of about 77,494 (303)

Coupled Static-Dynamic Tensile Mechanical Properties and Energy Dissipation Characteristic of Limestone Specimen in SHPB Tests

open access: yesAdvances in Civil Engineering, 2020
To investigate the dynamic splitting tensile mechanical property of limestone under coupled static and dynamic state, the dynamic split tensile tests of limestone under one-dimensional coupled static and dynamic load with different strain rates were ...
Qi Ping   +3 more
doaj   +1 more source

Tensile Property on Early and Late Wood in Japanese Cedar [PDF]

open access: yes, 2016
The tensile characteristics on early wood (EW) and late wood (LW) in Japanese cedar were closely investigated to evident the wood mechanical property for extend in wood market. Tensile test of the EW and the LW was at a same moisture content conducted at
Yamamoto, N   +5 more
core  

The influence of fibre length, diameter and concentration on the strength and strain to failure of glass fibre-reinforced polyamide 6,6

open access: yes, 2008
Results of an investigation of the mechanical performance of injection moulded long glass fibre-reinforced polyamide 6,6 composites are presented. The glass fibre content in these composites was varied over the range 10-50% by weight using fibres with ...
Thomason, J.L., J.L. Thomason
core   +1 more source

Enhancing Strength and Electrical Conductivity in Al–Zr–Sc Conductor Alloys Through Sn and Sr Microalloying and Two‐Step Aging Treatment

open access: yesAdvanced Engineering Materials, EarlyView.
Trace additions of Sn and Sr combined with a two‐step aging treatment are shown to enhance the microstructure and performance of Al–Zr–Sc conductor alloys. Strength and electrical conductivity increase concurrently through accelerated precipitation of fine Al3(Sc, Zr) precipitates and improved dislocation resistance, offering a cost‐effective pathway ...
Quan Shao   +3 more
wiley   +1 more source

Tensile Property Variation with Wall Thickness in Selective Laser Melted Parts

open access: yes, 2019
3D printed parts with complex geometries have different section thickness which leads to non-uniform mechanical properties due to microstructure and defect distributions.
Hao, L.J.   +5 more
core   +1 more source

Thermomechanical Fatigue and Creep–Fatigue Interaction of Inconel 718 Additively Manufactured by Laser Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Thermomechanical fatigue tests of laser beam powder bed fusion (PBF‐LB) Inconel 718 show that the additively manufactured material reaches almost the lifetimes of conventionally‐rolled material under no‐dwell conditions. Introducing dwell times at the maximum temperature markedly reduces the lifetimes due to pronounced grain boundary sliding associated
Stefan Guth   +6 more
wiley   +1 more source

Tensile properties of orthodontic elastomeric ligatures

open access: yesIndian Journal of Dental Research, 2010
Tensile properties of elastomeric ligatures become important when efficiency of orthodontic appliances is considered.The aim of this study was to compare tensile strength, extension to tensile strength, toughness and modulus of elasticity of elastomeric ligatures in both the as--received condition and after 28 days of immersion in the simulated oral ...
Ahrari F, Jalaly T, Zebarjad M
openaire   +3 more sources

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

Comparison and determination of the key pipe performance indicators for Heilongjiang crossing section of China-Russia Eastern Gas Pipeline

open access: yesYou-qi chuyun, 2020
Heilongjiang crossing section in the dominant engineering project of the transit section of China-Russia Eastern Gas Pipeline crosses the border between China and Russia. Its longitudinal submerged arc welded (LSAW) pipes and induction bends are supplied
Qingmei JIANG   +3 more
doaj   +1 more source

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