The objective of this experiment is to investigate the behavior of two material specimens under a tensile test. Tensile properties of interest are the yield stength, ultimate tensile strength, modulus of elasticity and elongation at fracture. A tensile test is carried out on standard tensile test specimen in universal testing machine. Shown below is a graph of a tensile test for a common steel threaded rod. Using a benchtop tensile testing machine, determine the youngs modulus, yield stress, ultimate tensile stress, ductility, and toughness of aluminum, brass and. In this case, the fracture stress is the tensile strength. Tensile test of mild steel free download as word doc. Discussion of the new test database refers to extant test databases where available. Give attendance to the sm lab and submit your report before your attendance is given. Cold rolled annealed steel the measurements that were taken. Steel was found to be more ductile than castiron but less ductile than aluminum. The tensile testing laboratory was conducted using an instron load frame and the bluehill data acquisition software.
Abstract tensile test method for the determining of the. An example of this dual role of mechanical testing is the tensile test that may be used either to determine the yield strength of a steel for use in design calculations or to ensure that the steel complies with a material specifications strength requirements. Strength can have many meanings, so let us take a closer look at what is meant by the strength of a material. Sometimes the upper yield strength of lowcarbon steel is. Developments in laboratory techniques are reported for every type of test. The purpose of tensile test is to calculate tensile strength.
Tensile test diagram strength of materials mechanical. Tensile test experiment materials science and engineering. The simple tensile test was performed on each of the four samples. In this paper, it is decided to do a tension test of mild steel using abaqus cae software. Students should report to the labs concerned as per the timetable. Example long laboratory report mechanical properties. The results of the tensile tests showed that the a36 hot rolled steel was the. For the tensile test experiment, data was collected from using an mts machine and lab computer.
In the tension test, a steel rod is subjected to tension load by the means of a universal testing machineutm. Tensile data analysis comments analysis of tensile data. The tensile strength for ductile materials, the tensile strength corresponds to the point at which necking starts. To determine tensile strength of steel specimen objectives. From performing the tensile test the following properties will be determined. This lab tested two materials mild steel and cast iron. This publication is being made available in pdf format as a benefit to members and. Other calculated properties included true fracture strength, percent reduction of area, and percent. This visual representation helps to guide the determination of material properties for design. Very brittle materials, fracture before they yield. Universal testing machine, specimen and extensometer. Conclusion we were able to successfully tensile test.
The materials used were two different types of aluminum and steel. Mechanical tests may also be divided into quantitative or qualitative tests. Tensile test perfomed on mild steel specimen of 16 mm diameter and 200 mm long. Tensile test of mild steel specimen on utm youtube. In this report i have tried my best to summarize all the things that i have learnt during my stay at rine engineering pvt limited,baddi,india, in simple. This report presents tensile yield data for aluminum, mild steel, rha, and copper. Tensile tests are very simple, relatively, inexpensive, and fully standardized. Various mc and structure components are subjected to tensile loading in numerous application. Tensile test lab report yield engineering deformation. Abstract tensile test method for the determining of the structural properties of individual carbon fibers carlton metcalfdoetsch honors mentor. The two materials under consideration are mild steel and an acetalcopolymer. The object of this experiment is to measure the tensile properties of two polymeric materials, steel and aluminum at a constant strain rate on the tension testing machine. Tensile test tensile test is a method used to measure the strength of an material by giving a static load on unaxial direction of the specimen. In a tensile test of mild steel specimen, usually a round or flat bar is gradually pulled in a testing machine until it breaks.
The samples were cylindrical in cross section, with a reduced gage. The software required to run the uniaxial tests will be loaded and ready to go when you get to the lab. Hi all, this video will give you insights into tensile test of ductile material along with learning the basics of ductile and brittle material. Tensile testing report tensile testing experiment 1. Concepts the linear relationship is hookes law that represents elastic deformation. The engineering tensile test is also known as tension test which vary widely used for providing the base of the design information on the strength of material and as an acceptance test for the specification of the materials. From this experiment, it can be seen that mild steel have higher tensile and.
The data from each test was used to determine valuable material properties such as ultimate tensile strength, modulus of elasticity, and yield strength. The stressstrain curve describes the behavior of steel bars under loads. Analysis of tensile test of mild steel using finite. The materials to be investigated are copper and steel. To test a mild steel specimen till failure under tensile load. Steel was found to be the strongest of the four metals with an ultimate tensile strength of 515. Steel tensile testing steel tension test analysis sgs. Lab notes tension test objective determine the tensile properties for samples of candidate design materials. Sample of steel is subjected to a wide variety of mechanical tests to measure their strength, elastic constants, and other material properties as well as their performance under a variety of actual use conditions and environments. Example long laboratory report mechanical properties of 1018 steel in tension i.
A steel specimen is gradually pulled through a testing machine until it breaks, and stress and corresponding strains are recorded. The basics on the operation of universal testing machine were also learnt during this experiment. Me 105 mechanical engineering laboratory spring quarter. Tensile testing and hardness testing of various metals. Lab 2 tensile test abstract the aim behind this experiment was to put mild steel, copper and aluminium through a tensile test, with mild steel being tabulated and graphed to show its properties and how they could be used in the real world. Ryan carmichael, rachel cohen, zach eichenwald, anne krikorian, jing ng, meghan whalen report by ryan carmichael and anne krikorian e59 laboratory report submitted october 7, 2008 department of engineering, swarthmore college. Test database of the mechanical properties of mild, high. We will look at a very easy experiment that provides lots of information about the. Tension test is performed on mild steel, tor steel and high tensile steel to determine the properties like youngs modulus, ultimate strength, and the percentage elongation.
Ame 21241 mechanics of solids laboratory spring 2017. Abstract this experiment was conducted so as compare the mechanical properties of aluminium and mild steel. To understand the principle of a uniaxial tensile testing and gain practice on operating the tensile testing machine to achieve the required tensile properties. Conclusion we were able to successfully tensile test aluminium and mild steel using the universal testing machine, from the data obtained we were able to successfully obtain the youngs modulus, ultimate tensile strength and yield stress values of the two metals. When a material is tested, the objective usually is to determine whether or. Lab 3 tension test objectives concepts background experimental procedure report requirements discussion objectives experimentally determine the yield strength, tensile strength, and modules of elasticity and ductility of given materials. The topic of this lab is confined to the tensile property of polymers. These are the sources and citations used to research lab report tensile and hardness testing of mild steel. We will look at a very easy experiment that provides lots of information about the strength or the mechanical behavior of a material, called. Tensile fracture data are presented for 1100 aluminum, rha, and nickel. Experiment 4 testing of materials in tension object.
The tensile test is most applied one, of all mechanical tests. Tensile testing of steel see web for typical report format including. The universal testing machine can be used to determine the tensile strengths of. Mechanical testing instructional lab university of illinois board of trustees, 2010 january 2010 version tensile data analysis the tensile example document presents a method to generate a stressstrain curve from test data. By comparing the values of the two metals we can see that mild steel has higher values in all of the three properties which. Hardness laboratory laboratory performed on september 23, 2008 by the late tuesday lab group. Introductiontheory tensile testing is one of the most simple and widely used materiel tests available. Lab manual study the utm and perform the tensile test. Two points, called gauge points, are marked on the central portion. Friday, march 10th 2017 materials engineering laboratory applied physics study program faculty of science and technology sampoerna university 2017. A distinction is made between the percentage total elongation at maximum force a gt and the percentage nonproportional elongation at maximum force ag see figure 1.
Such materials have tensile strengths, but no yield stresses. Introduction the tensile test is an engineering procedure used to characterize elastic and plastic deformations related to the mechanical behaviour of materials. This test is a destructive method, in which a specimen of a standard shape and dimensions prepared according to astm d 638tandard test method for tensile properties of. Integral part of the laboratory report is stressstrain diagram, obtained from testing machine, completed by axes, description and scale. Uniaxial tension and compression testing of materials. The data collected was the position and load of what was going on to a sample material. Afwaltr824026 defense technical information center. The data used for this lab report was not gathered from the student run experiments, but rather from standardized testing performed by the laboratory professor, to ensure accurate and consistent results. Four different materials were tested, including 6061t6 aluminum alloy, a36 hot rolled steel, polymethylmethacrylate pmma, cast acrylic, and polycarbonate. Tensile strength of a material is the tension stress at which a material breaks or permanently deforms changes shape toughness, resilience, poissons ratio can also be found by the use of this testing technique. Show the completed lab report and take the signature from your tas before living the lab. This data is plotted as load vs elongation and then converted to engineering stress loadoriginal area vs engineering strain fractional change in length over.