GB/T 239.2-2023 Metallic materials - Wire - Part 2: Test methods for determination of resistance to torsion in both directions
GB/T 239.2-2023 is a national standard in China that specifies the test methods for determining the resistance to torsion in both directions for metallic materials, specifically wire. This standard provides guidelines for conducting reliable and accurate tests to evaluate the performance of wire materials under torsional stress.
The test method described in GB/T 239.2-2023 involves subjecting the wire specimen to a predetermined torsional load applied in both clockwise and counterclockwise directions. The test measures the ability of the wire to withstand twisting forces without deformation or failure. By assessing the torsional resistance of the wire, this standard helps to ensure the quality and reliability of wire materials in various applications.
This standard is applicable to metallic wires used in various industries, including but not limited to automotive, aerospace, construction, and electrical. It provides a standardized approach for manufacturers, researchers, and quality control personnel to assess and compare the torsional properties of different wire materials.
In conclusion, GB/T 239.2-2023 is an essential standard for evaluating the resistance to torsion in both directions for metallic wire materials. Its guidelines enable consistent and accurate testing, ensuring the quality and reliability of wire materials in different applications. This standard plays a crucial role in promoting the development and standardization of wire manufacturing processes in China.
GB/T 239.2-2023 history
2023GB/T 239.1-2023 Wire rods of metallic materials - Part 1: Test method for unidirectional torsion
2012GB/T 239.1-2012 Metallic materials.Wire.Part 1:Simple torsion test
1999GB/T 239-1999 Metallic materials--Wire--Torsion test