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| Chinese National Standard Category: Heat treatment |
| English Title: | Determination and verification of the effective depth of carburized and hardened cases of steel parts |
| Chinese Title: | 钢件渗碳淬火有效硬化层深度的测定和校核 |
| Standard No.: | GB/T 9450-1988 |
| Category No.: | J36 |
| Issued by: | |
| Issued on: | 1988-06-02 |
| Implemented on: | 1989-3-1 |
| Status: | valid |
| Superseded by: | GB/T 9450-2005 Steels—Determination and verification of the depth of carburized and hardened cases |
| Superseded on: | |
| Abolished on: | |
| Superseding: | |
| Word Count: | words |
| Similar Standards: | GB/T 21736-2025 GB/T 5617-2025 GB/T 9450-2025 GB/T 11354-2025 GB/T 18683-2025 GB/T 32151.19-2024 GB/T 7232-2023 GB/T 9452-2023 GB/T 22561-2023 GB/T 39247-2020 GB/T 39194-2020 GB/T 39192-2020 GB/T 39191-2020 GB/T 38805-2020 GB/T 38749-2020 GB/T 38751-2020 GB/T 38770-2020 GB/T 38720-2020 GB/T 37586-2019 GB/T 37559-2019 |
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