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| Position: Chinese Standard in English/YB 731-1970 |
| YB 731-1970 (English Version) | |||
| Standard No.: | YB 731-1970 | Status: | superseded |
| Language: | English | File Format: | |
| Word Count: | Price(USD): | remind me the price change | |
| Implemented on: | 1993-7-1 | Delivery: | |
| Standard No.: | YB 731-1970 |
| Chinese Name: | 电真空器件用无氧铜含氧量金相检验片 |
| Chinese Classification: | H60 Non-ferrous metals and their alloys products in general |
| Professional Classification: | YB Professional Standard - Metallurgy |
| Implemented on: | 1993-7-1 |
| Status: | superseded |
| Superseded by: | YS/T 335-1994 |
| Superseded on: | 1993-1-1 |
| Language: | English |
| File Format: |