Results 21 to 30 of about 242,010 (302)

Characterising gross plastic deformation in design by analysis [PDF]

open access: yes, 2005
An investigation of three simple structures is conducted to identify and characterise the condition of gross plastic deformation in pressure vessel design by analysis.
Donald Mackenzie   +7 more
core   +1 more source

Contribution of Different Hardening Mechanisms during Cold Working of AISI 304L Austenitic Stainless Steel [PDF]

open access: yesArchives of Metallurgy and Materials, 2018
The contributions of work-hardening of austenite and the presence of martensite on the hardening of an AISI 304L stainless steel were evaluated based on plastic deformation under different reductions in thickness at two rolling temperatures.
T. Mirzaie, H. Mirzadeh, M. Naghizadeh
doaj   +1 more source

Investigation of Microstructure and Mechanical Properties of the Repaired Precipitation-Strengthened Ni-Based Superalloy via Laser Melting Deposition

open access: yesMetals, 2023
In this study, a typical γ′ phase precipitation-strengthened Ni-based superalloy DZ411 was repaired using an LMD-based repairing technique with an IN738LC superalloy, and crack-free samples were acquired.
Wengao Yan   +4 more
doaj   +1 more source

GEOPOL®. The innovated environment friendly inorganic binder system [PDF]

open access: yes, 2019
This paper deals with the complete technology of inorganic geopolymer binder system GEOPOL® which is a result of long term research and development. The objective of this paper is to provide a theoretical and practical overview of the GEOPOL® binder ...
Burian, Alois   +2 more
core   +1 more source

Nanoscale gold pillars strengthened through dislocation starvation [PDF]

open access: yes, 2006
It has been known for more than half a century that crystals can be made stronger by introducing defects into them, i.e., by strain-hardening. As the number of defects increases, their movement and multiplication is impeded, thus strengthening the ...
Greer, Julia R., Nix, William D.
core   +1 more source

Evolution of Microstructure, Texture, and Mechanical Properties of As-Extruded ND/ZK60 Composite during Hot Compression Deformation

open access: yesMetals, 2020
The effects of temperature, strain rate, and strain on the microstructure, texture, and mechanical properties of as-extruded nanodiamond reinforced ZK60 composite during hot compression was systematically studied.
Jinhui Wang, Shangpeng Li, Hongbin Ma
doaj   +1 more source

Gross plastic deformation of axisymmetric pressure vessel heads [PDF]

open access: yes, 2006
The gross plastic deformation and associated plastic loads of four axisymmetric torispherical pressure vessels are determined by two criteria of plastic collapse: the ASME twice elastic slope (TES) criterion and the recently proposed plastic work ...
Camilleri, Duncan   +2 more
core   +1 more source

'Fire hardening' spear wood does slightly harden it, but makes it much weaker and more brittle [PDF]

open access: yes, 2016
It is usually assumed that 'fire hardening' the tips of spears, as practised by hunter-gatherers and early Homo spp., makes them harder and better suited for hunting.
Chan, Tak Lok, Ennos, Antony Roland
core   +1 more source

Work Hardening of Steel with a Bainite Structure

open access: yesУспехи физики металлов, 2015
The analysis of constructional steel 30Cr2Ni2MoV (in mass %: C — 0.3; Cr ≤ 2; Ni ≤ 2; Mo ≤ 1; V ≤ 1, Fe — the rest) under compression up to fracture after air cooling from the austenisation temperature of 960°C is carried out.
V. E. Gromov, E. N. Nikitina, Yu. F. Ivanov, K. V. Aksyonova, E. V. Kornet
doaj   +1 more source

Effect of I(Mg3YZn6)-, W(Mg3Y2Zn3)- and LPSO(Mg12ZnY)-phases on tensile work-hardening and fracture behaviors of rolled Mg–Y–Zn alloys

open access: yesJournal of Materials Research and Technology, 2019
The effects of secondary phases (W, Mg3Y2Zn3), long-period stacking-ordered (LPSO, Mg12ZnY) and icosahedral (I, Mg3YZn6) phases on the tensile properties and work-hardening behavior of Mg–Y–Zn alloys (Mg–1.32Zn–1.79Y, ZW12; Mg–4.4Zn–2.2Y, ZW42; and Mg–5 ...
Jun Yeong Yang, Woo Jin Kim
doaj   +1 more source

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