Results 1 to 10 of about 23,345 (189)

Modern metallography – the basis of foundry material science

open access: yesLitʹë I Metallurgiâ, 2019
The article briefly discusses the capebilities of modern metallography – optical contrasting, quantitative metallography, image processing programs. The question of the absence of modern literature on metallography is touched on.
A. G. Anisovich
exaly   +3 more sources

Automatic Measurement in Metallography

open access: yesПриборы и методы измерений, 2023
Quantitative analysis of the structure of metals and alloys is an important part of modern metal science. To obtain quantitative data and build dependencies, metallographic image processing programs are used, oriented both for scientific research and for
A. G. Anisovich   +2 more
doaj   +1 more source

Artifacts in metallography: etching pits

open access: yesЛитьë и металлургия, 2023
The article considers etch pits that appear in metals and alloys during metallographic etching as an artifact. The optical contrasting tools capabilities, such as dark field, polarized light, and differential interference contrast in detecting etch pits,
A. G. Anisovich
doaj   +1 more source

Artifacts in metallography: dust.

open access: yesЛитьë и металлургия, 2020
The article discusses the identification of dust particles on the surface of metallographic samples. It is noted that the volume of literature on metallographic artifacts is very small one.
A. G. Anisovich
doaj   +1 more source

Measurement of Steel Structure Elements in the Specialized Module of the IMAGE-SP Image Processing Software

open access: yesПриборы и методы измерений, 2020
Grain size is one of the most important characteristics of the microstructure of metals and alloys. Determination of the grain size of steel is regulated by Standart 5639-82 "Steels and alloys.
A. G. Anisovich
doaj   +1 more source

Corrosion Behavior of Heat-Treated Nickel-Aluminum Bronze and Manganese-Aluminum Bronze in Natural Waters

open access: yesMetals, 2022
Nickel Aluminum Bronze (NAB) and Manganese Aluminum Bronze (MAB) are high-alloyed bronzes that are increasingly employed in several industrial sectors, mainly related to hostile environments due to their excellent properties against corrosion, cavitation,
Ignacio Cobo Ocejo   +2 more
doaj   +1 more source

Evaluation of ductile-brittle transition temperature of anisotropy material by small punch test with U-shaped notch

open access: yesUbiquity Proceedings, 2018
Miniature and standard specimens, were cut from the anisotropy materials with axial, central and radial directions to study the mechanical property. In the paper, main research focused on the small punch test (SPT) with un-notched and U-shaped notched ...
K. Guan   +3 more
doaj   +1 more source

High-resolution 3D weld toe stress analysis and ACPD method for weld toe fatigue crack initiation [PDF]

open access: yes, 2019
Weld toe fatigue crack initiation is highly dependent on the local weld toe stress-concentrating geometry including any inherent flaws. These flaws are responsible for premature fatigue crack initiation (FCI) and must be minimised to maximise the fatigue
Chaudhuri, Somsubhro   +3 more
core   +2 more sources

Analysis of naturally etched surface of brass sheathing from a nineteenth-century shipwreck [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2018
The Akko Tower Wreck is ently the remains of a 25-m-long merchant brig, dated to the first half of the nineteenth century. During the 2015 underwater excavation, a piece of brass sheet was retrieved from the shipwreck and its surface and bulk were ...
Ashkenazi D., Inberg A., Cvikel D.
doaj   +1 more source

The influence of copper on the properties of ductile iron for producing centrifugally cast rolls [PDF]

open access: yes, 2018
An intentional change in material properties is an important condition for castings production. It is one way how to meet the casting requirements of how to adapt the material properties to the operating conditions.
Hampl, Jiří   +2 more
core   +1 more source

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