Development and Optimization of a Low-Cost Tensile Testing Machine Based on ASTM D638 Standard

This research details the development and implementation of a mechanical tensile test system designed to meet ASTM D638 standards. the primary aim is to analyse material tensile strength, a crucial parameter for understanding mechanical behaviour under stress. The system underwent significant modifications in both hardware and software to enhance functionality and align with industry standards. Notable hardware updates include redesigned grips to securely fix samples during testing. On the software side, extensive modifications were made to Arduino programming codes governing testing parameters and data extraction methods. These adjustments were essential for compliance with ASTM D638 standards and ensured the generation of reliable test results. Furthermore, efforts wer e directed towards stabilizing the system and optimizing test execution. The latest phase focused on physical modifications, refining the machine's structure to enhance testing capabilities. the ongoing commitment lies in evaluating test samples, comparing results with previous experiments, and refining procedures for consistency and accuracy. Tensile testing is crucial for evaluating materials' reactions to realistic loading situations, making the data obtained invaluable for various engineering applications. By addressing both hardware and software aspects, this research aims to provide a robust and versatile mechanical tensile testing system.