Torsional Strength of Aluminum Shapes—Circular and Rectangular Solids

This paper presents an experimental investigation of 6061-T6 and 5050-H32 aluminum alloy rods and bars subjected to pure torsional loading. The test plan included five sets of 6061-T6 specimens, with solid circular and rectangular cross-sections, and four sets of 5050-H32 specimens, with solid recta...

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Main Authors: Constance Ziemian, Marly McClintock, Ronald Ziemian
Format: Article
Language:English
Published: MDPI AG 2023-09-01
Series:Engineering Proceedings
Subjects:
Online Access:https://www.mdpi.com/2673-4591/43/1/4
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author Constance Ziemian
Marly McClintock
Ronald Ziemian
author_facet Constance Ziemian
Marly McClintock
Ronald Ziemian
author_sort Constance Ziemian
collection DOAJ
description This paper presents an experimental investigation of 6061-T6 and 5050-H32 aluminum alloy rods and bars subjected to pure torsional loading. The test plan included five sets of 6061-T6 specimens, with solid circular and rectangular cross-sections, and four sets of 5050-H32 specimens, with solid rectangular cross-sections. Each series included six specimens, for a total of 54 tests. Resulting torque and angular twist data were used to estimate the torsional stiffness and strength, including the initial yield, full yield, and ultimate strengths. Experimental results were compared with values computed using the Aluminum Association’s <i>Specification for Aluminum Structures</i> (SAS) design rules. SAS provisions were found to be overly conservative, supporting the importance of investigating changes towards an ultimate strength approach that is consistent with a limit states design specification.
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spelling doaj.art-91b0f910f308434eab23e742238532772023-12-22T14:06:21ZengMDPI AGEngineering Proceedings2673-45912023-09-01431410.3390/engproc2023043004Torsional Strength of Aluminum Shapes—Circular and Rectangular SolidsConstance Ziemian0Marly McClintock1Ronald Ziemian2Department of Mechanical Engineering, Bucknell University, Lewisburg, PA 17837, USADepartment of Civil and Environmental Engineering, Bucknell University, Lewisburg, PA 17837, USADepartment of Civil and Environmental Engineering, Bucknell University, Lewisburg, PA 17837, USAThis paper presents an experimental investigation of 6061-T6 and 5050-H32 aluminum alloy rods and bars subjected to pure torsional loading. The test plan included five sets of 6061-T6 specimens, with solid circular and rectangular cross-sections, and four sets of 5050-H32 specimens, with solid rectangular cross-sections. Each series included six specimens, for a total of 54 tests. Resulting torque and angular twist data were used to estimate the torsional stiffness and strength, including the initial yield, full yield, and ultimate strengths. Experimental results were compared with values computed using the Aluminum Association’s <i>Specification for Aluminum Structures</i> (SAS) design rules. SAS provisions were found to be overly conservative, supporting the importance of investigating changes towards an ultimate strength approach that is consistent with a limit states design specification.https://www.mdpi.com/2673-4591/43/1/4aluminum alloystorsion testingtorsional yield strength
spellingShingle Constance Ziemian
Marly McClintock
Ronald Ziemian
Torsional Strength of Aluminum Shapes—Circular and Rectangular Solids
Engineering Proceedings
aluminum alloys
torsion testing
torsional yield strength
title Torsional Strength of Aluminum Shapes—Circular and Rectangular Solids
title_full Torsional Strength of Aluminum Shapes—Circular and Rectangular Solids
title_fullStr Torsional Strength of Aluminum Shapes—Circular and Rectangular Solids
title_full_unstemmed Torsional Strength of Aluminum Shapes—Circular and Rectangular Solids
title_short Torsional Strength of Aluminum Shapes—Circular and Rectangular Solids
title_sort torsional strength of aluminum shapes circular and rectangular solids
topic aluminum alloys
torsion testing
torsional yield strength
url https://www.mdpi.com/2673-4591/43/1/4
work_keys_str_mv AT constanceziemian torsionalstrengthofaluminumshapescircularandrectangularsolids
AT marlymcclintock torsionalstrengthofaluminumshapescircularandrectangularsolids
AT ronaldziemian torsionalstrengthofaluminumshapescircularandrectangularsolids