Source：Link Testing Instruments Co.,ltd.
The tensile testing machine is a device used to test the tensile strength and breaking strength of materials. It is widely used in materials science, engineering, quality control and other aspects. The following Link Testing editor will introduce in detail the testing process of the tensile testing machine, which usually includes the following key steps to ensure the accuracy and reliability of the test.
First, in the preparation stage, the tensile testing machine needs to be placed on a level and stable ground to ensure that it is level to avoid errors during the test. Then check the power connection to ensure that the power supply meets the requirements of the testing machine, and turn on the power switch to put the testing machine in standby mode. At the same time, clean the testing machine and fixture to remove impurities and dirt that may affect the test results.
Secondly, in the stage of installing the fixture and specimen, select the appropriate fixture according to the type and shape of the material being tested, and ensure that the size and shape of the fixture match the test material to ensure that the specimen can be firmly clamped. Then the specimen is correctly installed on the fixture to ensure that the clamping distance and position of the specimen are accurate to avoid errors and deformation.
Third, in the stage of setting the test parameters, set the parameters of the tensile testing machine according to the experimental requirements, including the tensile range, tensile speed, tensile direction, etc. The correct setting of these parameters directly affects the accuracy and repeatability of the test results. It is recommended to refer to the instructions of the testing machine manufacturer or relevant standards to ensure that the parameters are set correctly.
Fourth, start the test and start the experiment. During the test, it is necessary to pay close attention to the operating status of the testing machine and the changes in the specimen. According to the actual situation, the test parameters can be adjusted or the test can be stopped as needed.
Fifth, after the test, record the test results in time, including key information such as tensile value and fracture location. Analyze and evaluate the test results, and compare the differences between the test results and the standard or expected performance to evaluate the strength and reliability of the material.
Finally, in the cleaning and maintenance stage, it is necessary to clean the residues on the tensile testing machine and the fixture to keep them clean and dry. Regularly perform maintenance and care of the testing machine to extend its service life and ensure the accuracy of the test results.
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