"JJG (light industry) 58.1-2000 pendulum paper tension tester verification code" is suitable for the verification and inspection of pendulum paper tension tester with a maximum test force of not more than 1000N, including the first verification, follow-up verification and inspection in use. The code combines the technical requirements of ISO standards and JJG 157, covering the performance indicators of the tester such as force value Precision, elongation error of indication, Test speed error, etc. The verification of the tester includes Appearance inspection, force value indicating device testing, sample holding mechanism inspection and Safety protection function confirmation. Through detailed verification items and methods, ensure the measurement accuracy and operation Reliability of the testing machine.