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Determination of Hardness of High-Strength Steels by Brinell Method. Part 2. Improvement of the Method and Measurement Results
The methodology for determining more reliable values of hardness of high-strength steels has been improved, which contains, in addition to the...
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Determination of Mechanical Properties of M0 Copper Strips by Vickers and Brinell Hardness Values During Cold Rolling
Experimental rolling of copper strips (M0) on a 150×235 mill was carried out followed by testing of the material to determine the yield strength...
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Correlation between the Ultimate Tensile Strength and the Brinell Hardness of Ferrous and Nonferrous Structural Materials
AbstractThe relations between ultimate tensile strength σ u and Brinell hardness HB are known for some groups of steels. These relations represented...
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Determination of Hardness of High-Strength Steels by the Brinell Method. Part 1. Improvement of Measurement Accuracy
Based on the experimental studies and the corresponding analysis of regulatory documents governing the hardness measurements by the Brinell method,...
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Effect of dendritic or globular (rosette-like) morphology and its parameters on hardness of Al–7.5 wt% Si castings
Effect of dendritic and globular (rosette-like) morphology and its parameters on the hardness of Al–7.5% Si castings has been investigated. It was...
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Experimental Determination of the Optimal Hardness Testing Method Depending on the Material’s Physical and Mechanical Properties
The results of experimental studies on the optimal method of testing materials for hardness depending on physical and mechanical properties are...
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Effect of Chemical Composition on the Corrosion Resistance, Microstructure, Hardness and Electrical Conductivity of the Ge–In–Sn Alloys
This paper presents the results of experimental and analytical testing of the ternary Ge–In–Sn system. Experimental part includes results of the...
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Effect of Intermetallics and Tramp Elements on Porosity Formation and Hardness of Al–Si–Mg and Al–Si–Cu–Mg Alloys
The melts of the studied alloys were poured into a preheated (450 °C) L-shaped rectangular mold. Samples sectioned from the castings were solution...
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Investigation of Surface Roughness, Hardness, and Stiffness Degradation of Aluminum Sheets Subjected to Flexural Fatigue
In this study, the correlations between the bending fatigue lives and various surface properties of commercial pure aluminum sheets damaged under...
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About the Optimal Range of Hardness of Wheel and Rail Steel
AbstractTo determine the optimal range of hardness of the wheel rim strengthened layer and the rail head rolling surface, which provides an increase...
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Determination of the Mechanical Properties of AD33 Aluminum Alloy Strips Using Various Hardness Scales during Cold Rolling
Abstract —3 × 25 × 190-mm strips made of an AD33 aluminum alloy are subjected to experimental rolling at a reduction of 10, 20, and 30% followed by...
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Chemical surface densification of hardwood through lateral monomer impregnation and in situ EB polymerization, Part II: effect of irradiation dose on hardness, wood chemistry and polymer conversion
Surface chemical densification was recently introduced as a low cost and fast process to improve surface hardness of wood. The asymmetric density...
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Evaluation of the Performance of Antifriction PTFE Composites at a Pressure Over 60 MPA. I. Comparison of Their Hardness and Deformation Properties Under Free and Constrained Compression
The mechanical characteristics of a number of antifriction polymer materials at room temperature were studied to analyze their operability in the...
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Fabrication and Tensile Impact and Hardness Test of Al6061/SiC/Coconut Shell Ash Composites
A research study was made to examine the mechanical properties of metal matrix composite which consisting of Al alloy reinforced with Coconut Shell...
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Analysis of Spherical Indenter Rockwell Superficial Hardness Tests on Thin Annealed Low-Carbon Steel
Annealed low-carbon steel under 1.0 mm in thickness is an example of material frequently measured with a superficial Rockwell hardness scale...
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Assessment of Structural Residual Stresses by the LM-Hardness Method in Metal Rod Constructions
An approach is proposed to assess the residual structural stresses in metal rod constructions caused by initial and current damage to the metal...
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Data-driven map**-relationship mining between hardness and mechanical properties of dual-phase titanium alloys via random forest and statistical analysis
In order to accelerate the research on the property optimization of titanium alloy based on high-throughput methods, it is necessary to reveal the...
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Effect of water absorption, hardness, and acoustic properties on sandwich syntactic foam composite for structural and marine applications
In this study, a sandwich composite structure was fabricated with core syntactic foam composites (SFC) reinforced with face-sheets of combined kenaf...
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Microstructure and Hardness Properties of Beryllium Bronze with Lanthanum Addition Fabricated by Rheological Squeeze Casting Process
Rheological squeeze casting is a novel metal forming process, which can realize the integration of preparation and forming, and achieve the effect of...
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Development of Advanced Herbert Hardness Tester by Incorporating Raspberry Pi Microcomputer
The Herbert pendulum, an inverted-pendulum hardness tester, can measure the hardness of various types and shapes of materials from the motion of the...
