Results 101 to 110 of about 7,770 (217)

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

, 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., Campos, Kamila A. de, Hein, Luis Rogerio de O. [UNESP], Campos, Kamila A. de [UNESP]   +3 more
core   +1 more source

Applications of Fractography to Core and Outcrop Investigations

, 1979
Purpose of this paper is to introduce geologists to the principles of fractography, especially those principles that govern the formation of fracture surface structures commonly observed in rocks.
Kulander, Byron R., Barton, Christopher C., Dean, Stuart L.   +2 more
core   +2 more sources

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

Frontier 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, Aleksandra E. Fedoseeva   +1 more
doaj   +1 more source

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

Фізика 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, Amman Jakhar, Kanika Sharma, Mukhtiar Singh, Mandeep Singh Rayat, Mariia Liaskovska, Rashad Abaszade   +6 more
doaj   +1 more source

Experimental Investigation of Hydrogen-Assisted Fatigue Crack Growth in Vintage X52 and X70 Pipeline Steels Under Hydrogen–Natural Gas Blending

Metals
This study investigates hydrogen-assisted fatigue crack growth (FCG) in vintage pipeline steels to quantify grade-dependent degradation under hydrogen–natural gas blending conditions.
Nayem Ahmed, Ramadan Ahmed, Samin Rhythm, Catalin Teodoriu   +3 more
doaj   +1 more source

Investigation of Structure and Property Formation Features in Ni₃Al Intermetallic Compound Due to SHS-Compaction

Journal of Manufacturing and Materials Processing
The investigation of structure and properties in the intermetallic compound Ni3Al, synthesized via self-propagating high-temperature synthesis (SHS-compaction) under quasi-volumetric thermal-explosion conditions, is presented in this study. The effect of
Kirill O. Akimov, Konstantin V. Ivanov, Andrey I. Dmitriev   +2 more
doaj   +1 more source

Fractography and Crack Initiation of Very-High-Cycle Fatigue for a High Carbon Low Alloy Steel

, 2006
Very-High-Cycle Fatigue (VHCF) is the phenomenon of fatigue damage and failure of metallic materials or structures subjected to 108 cycles of fatigue loading and beyond.
钱桂安, 周承恩, 洪友士
core   +2 more sources

A Lightweight Classification Method Based on You Only Look Once Version 8 and Convolutional Block Attention for Scanning Electron Microscopy Images of Metal Fracture Surfaces

Crystals
In the failure analysis of metallic materials, the observation of fracture-surface morphology by scanning electron microscopy (SEM) is an important means of determining the fracture mechanisms.
Zhihui Li, Peng Wang, Qunjia Peng, Zihang Chen, Xin Chen, Xiaotian Liu   +5 more
doaj   +1 more source

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

Materials 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, Avaneesh Rajesh Kulkarni   +1 more
doaj   +1 more source

Fractography, elastic modulus and oxidation resistance of novel metal-intermetallic Ni/Ni 3Al multilayer films [PDF]

, 2002
Novel metal–intermetallic Ni/Ni3Al multilayer films are synthesized by a magnetron sputtering technique. The fractography, elastic modulus, and the oxidation resistance of the multilayer films are studied by a series of experimental tests.
Shen, H, Ngan, AHW, Meng, XK, Vehoff, H, Mathur, S   +4 more
core