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| Chinese National Standard Category: Machine tool in general |
| English Title: | Test code for machine tools - Part 4: Circular tests for numerically controlled machine tools |
| Chinese Title: | 机床检验通则 第4部分：数控机床的圆检验 |
| Standard No.: | GB/T 17421.4-2003 |
| Category No.: | J50 |
| Issued by: | AQSIQ |
| Issued on: | 2003-1-1 |
| Implemented on: | 2004-6-1 |
| Status: | superseded |
| Superseded by: | GB/T 17421.4-2016 Test code for machine tools—Part 4: Circular tests for numerically controlled machine tools |
| Superseded on: | 2016-11-1 |
| Abolished on: | |
| Superseding: | |
| Word Count: | 7000 words |
| Similar Standards: | T/CMES 04001-2020 GB/T 9061-1988 GB/T 17421.1-2023 GB/T 17421.2-2023 GB/T 5900.2-2022 GB/T 5900.3-2022 GB/T 5900.4-2022 GB/T 41970-2022 GB/T 40735-2021 GB/T 40807-2021 GB/T 40806-2021 GB/T 40804-2021 GB/T 40808.1-2021 GB/T 5900.1-2021 GB/T 17421.10-2021 GB/T 39953-2021 GB/T 18400.10-2021 GB/T 39967-2021 GB/T 39134-2020 GB/T 39129-2020 |
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