GB/T 26656-2023
Metallographic examination of vermicular graphite cast iron
- Standard No.
- GB/T 26656-2023
- Language
- Chinese
- Release Date
- 2023
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Lastest
- GB/T 26656-2023
- Introduction
- GB/T 26656-2023 Worm Graphite Cast Iron Metallographic Inspection is a national standard of China that outlines the methods and requirements for the metallographic inspection of worm graphite cast iron. This standard is essential for ensuring the quality and reliability of worm graphite cast iron products. The inspection procedures described in GB/T 26656-2023 involve the preparation of metallographic specimens, microscopic examination, and evaluation of the microstructure. The standard specifies the use of various microscopic techniques, such as optical microscopy and scanning electron microscopy, to analyze the distribution, size, and morphology of graphite particles within the cast iron matrix. By following the guidelines of this standard, manufacturers and inspectors can effectively assess the quality of worm graphite cast iron products. The inspection results obtained through this standard can help identify any defects, such as excessive graphite segregation, uneven distribution, or abnormal graphite morphology, which may affect the performance and durability of the cast iron components. GB/T 26656-2023 is widely used in the automotive, machinery, and engineering industries, where worm graphite cast iron components are commonly employed. Its implementation ensures that these industries can maintain high-quality standards and produce reliable products that meet the requirements of their applications. In conclusion, GB/T 26656-2023 provides a comprehensive framework for the metallographic inspection of worm graphite cast iron. Its guidelines and procedures enable manufacturers and inspectors to evaluate the microstructure of cast iron components accurately. This standard plays a crucial role in ensuring the quality and reliability of worm graphite cast iron products in various industries.
GB/T 26656-2023 history
- 2023 GB/T 26656-2023 Metallographic examination of vermicular graphite cast iron
- 2011 GB/T 26656-2011 Metallographic test for compacted(vermicular) graphite cast irons