Results 51 to 60 of about 68,748 (312)

The New Formulation of the Behavior Factor's “Theoretical -regulatory Aspect”

open access: yesMATEC Web of Conferences, 2014
The three last decades have seen a massive research program dealing with the global behavior of structures under seismic actions. This leads to formulate the behavior factor as the product of three factors: ductility, overstrength and redundancy.
Boutaoutaou ElArabi   +2 more
doaj   +1 more source

Influence of stiffeners and pattern of shear screws on behaviour of cold formed profiled deck composite floor

open access: yesCase Studies in Construction Materials, 2021
The shear bond behaviour is the most complex phenomenon of composite slabs; this paper presents an experimental study on the shear bond behaviour of composite slabs subjected to monotonic loadings.
Aniket A. Shirgaonkar   +2 more
doaj   +1 more source

Enhanced thermal stability and fracture toughness of TiAlN coatings by Cr, Nb and V-alloying [PDF]

open access: yes, 2018
The effect of metal alloying on mechanical properties including hardness and fracture toughness were investigated in three alloys, Ti~0.33Al0.50(Me)~0.17N (Me¿=¿Cr, Nb and V), and compared to Ti0.50Al0.50N, in the as-deposited state and after annealing ...
Andersson, J. M.   +7 more
core   +2 more sources

Unidirectional Tape‐Based Composites from Hemp and Pineapple Leaf Fiber: Mechanical Performance in Conventional and Bio‐Based Matrices

open access: yesAdvanced Engineering Materials, EarlyView.
The study investigates novel semi‐finished products made of unidirectionally arranged hemp or pineapple leaf fiber‐reinforced composites produced from different matrices. The materials are analyzed in terms of their mechanical and interfacial properties and void content.
Nina Graupner   +22 more
wiley   +1 more source

In situ observation of strain and phase transformation in plastically deformed 301 austenitic stainless steel [PDF]

open access: yes, 2016
To inform the design of superior transformation-induced plasticity (TRIP) steels, it is important to understand what happens at the microstructural length scales.
Abreu   +54 more
core   +2 more sources

Rheocasting versus Die Casting: An Insight into the Low‐Cycle Fatigue Behavior of AlSi7Mg0.6

open access: yesAdvanced Engineering Materials, EarlyView.
The study compares rheocast lightweight components with high‐pressure die cast materials regarding microstructure and fatigue behavior. Rheocast process offers higher efficiency due to lower casting temperatures. Despite some microstructural differences, both processes show similar strengths (yield strength 125 MPa, tensile strength 240 MPa).
Julia Richter   +4 more
wiley   +1 more source

Investigating effects of boundary conditions on the evaluation of R-factor of un-braced steel frames

open access: yesHBRC Journal, 2017
Design of Structures to resist seismic load depends on the theory of dissipation in elastic of energy that already exists in response modification factor “R-factor”.
Masood M.M. Irheem, Walid A. Attia
doaj   +1 more source

Investigations on influences of Engineered Cementitious Composites (ECC) on pull-out properties of studs in steel-concrete composite bridge

open access: yesCase Studies in Construction Materials, 2023
Stud plays an important role in the connection of steel-concrete composite bridge (SCCB). The stud is under pull-out load in the negative moment zone of SCCB.
Fuhai Li   +7 more
doaj   +1 more source

Effect of material properties on ductility factor of singly rc beam sections [PDF]

open access: yes, 2006
Ductility may be defined as the ability to undergo deformations without a substantial reduction in the flexural capacity of the member. The ductility of reinforced concrete beams depends mainly on the shape of the moment-curvature relationship of the ...
Rouf, Md. Abdur   +1 more
core  

Influence of matrix toughness and interfacial strength on the toughness of epoxy composites with ductile steel fabric reinforcement [PDF]

open access: yes, 2015
In the last decades, several studies have been performed on polymers reinforced with steel cords or wires. However, the diameter of these steel reinforcements was still quite large (200 micron and more).
Degrieck, Joris   +3 more
core   +2 more sources

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