Results 91 to 100 of about 5,804 (225)

Pre-stressed advanced fibre reinforced composites fabrication and mechanical performance [PDF]

open access: yes, 2006
Advanced composite materials have high strength-to-weight ratios, corrosion resistance and durability and are extensively used in aerospace, energy and defence industries. This research concentrates on minimising the process-induced residual stresses,
Krishnamurthy, S.
core  

Effect of test temperature on low-cycle fatigue of high-chromium steel with high boron and low nitrogen content

open access: yesFrontier Materials & Technologies
High-boron 9–10% chromium martensitic steels are an advanced material for manufacturing various com-ponents of thermal power units in coal-fired power plants operating under ultra-supercritical steam conditions (up to ...
Ivan S. Brazhnikov   +1 more
doaj   +1 more source

High temperature strength and fractography of sintered silicon-nitride

open access: yes, 1991
Influences of the sintering liquid system, temperature, microstructure and post sintering heat treatment on high temperature (30-1250-degrees-C) strength, Young's modulus and fracture toughness of sintered silicon nitride (SSN) have been studied.
Mukhopadhyay, Anoop Kumar   +2 more
core  

Investigation of microstructure, corrosion, and mechanical properties of MIG welded API X70 and SS401 joints

open access: yesФізика і хімія твердого тіла
In present study, Metal Inert Gas (MIG) welding with ER309L austenitic filler wire was used to weld API X70 and SS 401 steel. This particular joint is mainly used in oil and gas plants where stainless steel need to be connected to the high strength low ...
Lochan Sharma   +6 more
doaj   +1 more source

Textural fractography of fatigue failures under variable cycle loading

open access: yes, 2005
A new concept of counting time at fatigue processes is proposed, aimed to reach fractographic compatibility in cases of different loading sequences. Values of cycle effectivity are summarized to give the new reference time.
H Lauschmann (13713577)   +2 more
core  

Fractography analysis of AL6061 under fatigue spectrum loadings

open access: yes, 2012
This paper discusses the fractography observation in crack propagations of Al6061 under a fatigue spectrum loading. Most of the real components and engineering structures are subjected to stress of variable amplitude.
Tuan Norhafizah binti Tuan Zakaria
core   +1 more source

Correlative light-electron fractography of interlaminar fracture in a carbon-epoxy composite

open access: yes, 2015
This work evaluates the use of light microscopes (LMs) as a tool for interlaminar fracture of polymer composite investigation with the aid of correlative fractography.
Hein, Luis Rogerio de O.   +3 more
core   +1 more source

FRACTOGRAPHY OF AS-CAST DUCTILE IRON SAMPLES AND ANALYZING THE EFFECT OF SKIN ROUGHNESS ON ITS FATIGUE PROPERTIES USING FRACTURE MECHANICS APPROACH

open access: yes, 2018
Different molding sands generates different surface finish on casting irons. The effect of skin roughness on failure mechanism and on fatigue properties is presented in this report.
Shinde, Omkar
core   +1 more source

Microstructural changes and tensile fractography of Al-6061 after solutionizing and aging

open access: yesMaterials Research Express
This study investigates the effect of two-step heat treatment on the microstructure, mechanical properties, and fracture behavior of Al6061 alloy. Four conditions were examined: as-received and three heat-treated samples subjected to solution heat ...
Saurabh Dewangan   +1 more
doaj   +1 more source

Failure analysis of ceramic clinical cases using qualitative fractography

open access: yes, 2006
Purpose: To educate dental academic staff and clinicians on the application of descriptive (qualitative) fractography for analyses of clinical and laboratory failures of brittle materials such as glass and ceramic.
Quinn, George D   +3 more
core  

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