Results 51 to 60 of about 2,722,088 (386)

Flexural strength and ductility of reinforced concrete beams [PDF]

open access: yes, 2002
In the design of reinforced concrete beams, especially those made of high-strength concrete and those in earthquake-resistant structures, both the flexural strength and ductility need to be considered.
Ho, JCM, Kwan, AKH, Pam, HJ
core   +1 more source

Flexural behavior of two-span continuous prestressed concrete girders with highly eccentric external tendors [PDF]

open access: yes, 2005
[Abstract]: It is generally known that the flexural strength of beams prestressed with external tendons is comparatively lower than that of members with internal bonded tendons.
Aravinthan, Thiru   +2 more
core  

In vitro comparison of flexural strength and elastic modulus of three provisional crown materials used in fixed prosthodontics [PDF]

open access: yes, 2013
Objectives: To evaluate and compare the flexural strength and the elastic moduli of three provisional crown materials (methyl methacrylate based autopolymerized resin, bis acryl composite based autopolymerized resin and urethane dimethacrylate based ...
Poonacha, Seema   +4 more
core   +1 more source

Effect of Water Aging on the Mechanical Properties of Hybrid Carbon/Aramid Reinforced Thermoplastic Composites

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates the mechanical properties of Carbon/Aramid intraply hybrid fiber‐reinforced Elium composites under 6 months of water aging. After aging, flexural strength decreases by 25.89%, tensile strength by 4.40%, and fracture toughness by 21.56%.
Muhammed Huseyin Guzel, Gurol Onal
wiley   +1 more source

Preparation and Characterizations of Composite Material Based on Carbon Fiber and Two Thermoset Resins

open access: yesMATEC Web of Conferences, 2017
In the present investigation, we used two types of thermoset resins (epoxy resin and phenol formaldehyde resin) with carbon fiber (CF) to produce composite materials.
Fouda Hany, Guo Lin, Elsharkawy Karim
doaj   +1 more source

Process for improving mechanical properties of epoxy resins by addition of cobalt ions [PDF]

open access: yes, 1984
A resin product useful as an adhesive, composite or casting resin is described as well as the process used in its preparation to improve its flexural strength mechanical property characteristics.
St.clair, A. K., Stoakley, D. M.
core   +1 more source

Influence of accelerated ageing on the physico-mechanical properties of alkali-treated industrial hemp fibre reinforced poly(lactic acid) (PLA) composites [PDF]

open access: yes, 2010
30 wt% aligned untreated long hemp fibre/PLA (AUL) and aligned alkali treated long hemp fibre/PLA (AAL) composites were produced by film stacking and subjected to accelerated ageing. Accelerated ageing was carried out using UV irradiation and water spray
Foreman, Nic J.   +2 more
core   +2 more sources

From Nature to Engineering: Mortar Volume and Interfacial Mechanics in Bioinspired Ceramics

open access: yesAdvanced Engineering Materials, EarlyView.
Inspired by natural armors like nacre, this study explores how varying the volume fraction of the soft mortar layer impacts the interfacial strength and toughness of bioinspired ceramics. Experimental and computational analysis reveals that higher mortar volumes increase energy dissipation but reduce interfacial stiffness, offering insights for ...
Ehsan Azad   +4 more
wiley   +1 more source

Flexural strength and impact strength of heat-cured acrylic and 3D printed denture base resins- A comparative in vitro study

open access: yesJournal of Oral Biology and Craniofacial Research, 2022
Objective: The present study aimed to evaluate and compare the flexural strength and impact strength of heat-cured acrylic/Polymethyl methacrylate (PMMA) denture base resin and 3D printed denture base resin.
Mayank Chhabra   +3 more
doaj  

Flexural performance of textile fine grained mortar containing risk husk ash as a partial cement replacement in reinforced concrete beams [PDF]

open access: yes, 2018
External strengthening of RC beam become a popular method to reduce deterioration. Due to highest demanding on external strengthening, a new innovation was introduced called as textile fine grained mortar (TFGM).
Mohammad, Noor Shuhada
core  

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