Results 1 to 10 of about 656,287 (322)

Hardness relationship between eNM3A10 and conventional hardness scales

open access: yesMeasurement: Sensors, 2021
Small ball rebound hardness eNM3A10 is a next-generation rebound hardness test with features not existing in conventional rebound hardness tests: reduced mass effect of hardness and satisfying the similarity rule of hardness (Minimum thickness of steel ...
Takashi Yamamoto   +2 more
doaj   +1 more source

Achieving Competitive Hardness

open access: yesSocial Interaction, 2020
This paper examines institutional touch in the case of institutionalized professional high-class sports where touch constitutes an intrinsic, required, and desired component of the institutional task.
Christian Meyer, Ulrich v. Wedelstaedt
doaj   +1 more source

Effect of ZrO2 content on microstructure and properties of molybdenum alloys

open access: yesFenmo yejin jishu, 2021
Molybdenum alloy bars with the different ZrO2 mass fraction were prepared by powder metallurgy process. The effects of ZrO2 mass fraction on the microstructure and mechanical properties of the molybdenum alloys were studied by tensile mechanical ...
WANG Cheng-yang   +4 more
doaj   +1 more source

Oxygen diffusion saturation of hafnium with the different surface layer [PDF]

open access: yesЯдерна фізика та енергетика, 2023
Hafnium is used for the production of control rods and protective screens in nuclear reactors after its hot plastic deformation and final thermochemical treatment.
V. S. Trush   +4 more
doaj   +1 more source

Effects of thermal cycles and immersion in different beverages on color, translucency and hardness of different composite resins

open access: yesSelcuk Dental Journal, 2023
The aim of this study is to evaluate the color stability, translucency and hardness of eight different composite resins, after thermal cycling and immersion in beverages. Six light-cured dimethacrylate-based composite (Clearfil Majesty Esthetic, Clearfil
Ömer Sağsöz, Pınar Gül
doaj   +1 more source

Crystal Indentation Hardness

open access: yesCrystals, 2017
There is expanded interest in the long-standing subject of the hardness properties of materials. A major part of such interest is due to the advent of nanoindentation hardness testing systems which have made available orders of magnitude increases in ...
Ronald W. Armstrong   +2 more
doaj   +1 more source

Effect of Different Heat Treatments on Mechanical Properties of AISI Steels

open access: yesSakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2020
Heat treatment has great importance on the mechanical properties of materials. This paper reports experiments on effects of heat treatment on the mechanical and microstructures behavior of AISI 1040 and AISI 1060 steel. To analyze the effect of different
Seçil Ekşi
doaj   +1 more source

Increasing the durability of cold forging dies hardening with intermediate tempering

open access: yesЛитьë и металлургия, 2022
Based on studies of the tool wear nature for cold stamping, the expediency of using heat treatment by quenching with intermediate tempering has been established.
D. M. Berdiev   +2 more
doaj   +1 more source

Modelling Timbral Hardness

open access: yesApplied Sciences, 2019
Hardness is the most commonly searched timbral attribute within freesound.org, a commonly used online sound effect repository. A perceptual model of hardness was developed to enable the automatic generation of metadata to facilitate hardness-based ...
Andy Pearce, Tim Brookes, Russell Mason
doaj   +1 more source

Identification of reasons for non-compliance of mechanical properties in boron-containing steel parts

open access: yesЛитьë и металлургия, 2021
Fasteners are widely used as machine parts, structures and mechanisms. Medium-carbon alloy steels and boron-containing alloy steels are used as materials in production.
T. I. Sidorenko   +2 more
doaj   +1 more source

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