General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 13813-2023
Introduction
GB/T 13813-2023 "Test methods and criteria for safety of metal materials in friction sparks in coal mines" is a national standard in China that provides guidelines for testing and determining the safety of metal materials used in coal mines.
This standard aims to ensure the safety of metal materials by establishing a comprehensive set of testing methods and criteria for evaluating their resistance to friction sparks. The testing methods outlined in GB/T 13813-2023 include the use of a friction tester to simulate the conditions in coal mines and evaluate the spark generation and intensity of different metal materials.
The criteria for determining the safety of metal materials are based on the analysis of the spark characteristics, including spark color, length, and frequency. These characteristics are used to assess the risk of ignition and explosion in coal mines.
By complying with the requirements of GB/T 13813-2023, coal mine operators can effectively select and use metal materials that meet the necessary safety standards, minimizing the risk of fire and explosion accidents. Additionally, manufacturers of metal materials can use this standard as a reference to ensure the quality and safety of their products for use in coal mining applications.
Overall, GB/T 13813-2023 plays a vital role in enhancing the safety of coal mining operations by providing a standardized approach to evaluate the safety of metal materials in terms of their resistance to friction sparks.
GB/T 13813-2023 history
2023GB/T 13813-2023 Safety test method and judgment rules for friction sparks of metal materials used in coal mines
2008GB/T 13813-2008 Testing method and judging rule of safety to friction spark of metallic material for coal mine
2001GB/T 13813-2001 Testing method and judging rule of safety to friction spark of metallic material for coal mine