GB/T 9439-2023
Gray cast iron parts (English Version)
- Standard No.
- GB/T 9439-2023
- Language
- Chinese, Available in English version
- Release Date
- 2023
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 9439-2023
- Replace
- GB/T 9439-2010
GB/T 9439-2023 history
- 2023 GB/T 9439-2023 Gray cast iron parts
- 2010 GB/T 9439-2010 Grey iron castings
- 1988 GB/T 9439-1988 Grey iron castings
- 1985 GB 5675-1985 Gray Iron Grading