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| Chinese National Standard Category: Casting |
| English Title: | Cast grinding balls |
| Chinese Title: | 铸造磨球 |
| Standard No.: | GB/T 17445-2009 |
| Category No.: | J31 |
| Issued by: | AQSIQ; SAC |
| Issued on: | 2009-10-30 |
| Implemented on: | 2010-4-1 |
| Status: | superseded |
| Superseded by: | GB/T 17445-2022 Cast grinding balls |
| Superseded on: | 2022-10-1 |
| Abolished on: | 2022-10-01 |
| Superseding: | GB/T 17445-1998 Cast grinding balls |
| Word Count: | 6000 words |
| Similar Standards: | GB 4987-1985 T/CPUMT 005-2022 GB/T 43139-2023 GB/T 15116-2023 GB/T 7233.2-2023 GB/T 43409-2023 GB/T 43415-2023 GB/T 7233.1-2023 GB/T 24733-2023 GB/T 9439-2023 GB/T 7216-2023 GB/T 26656-2023 GB/T 41972-2022 GB/T 41162-2022 GB/T 41160-2022 GB/T 26655-2022 GB/T 17445-2022 GB/T 25747-2022 GB/T 9441-2021 GB/T 40809-2021 |
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