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| Position: Chinese Standard in English/GB 12231-1989 |
| GB 12231-1989 Valve cast steel visual quality requirements (English Version) | |||
| Standard No.: | GB 12231-1989 | Status: | superseded remind me the status change |
| Language: | English | File Format: | |
| Word Count: | 19500 words | Price(USD): | 585.0 remind me the price change |
| Implemented on: | 1990-9-1 | Delivery: | via email in 1~5 business day |
| Standard No.: | GB 12231-1989 |
| English Name: | Valve cast steel visual quality requirements |
| Chinese Name: | 阀门铸钢件外观质量要求 |
| Chinese Classification: | J16 Valve |
| Professional Classification: | GB National Standard |
| Implemented on: | 1990-9-1 |
| Status: | superseded |
| Superseded by: | JB/T 7927-1999 Valve cast steel visual quality requirements |
| Superseded on: | 2000-1-1 |
| Superseding: | JB/T 7927-1999 阀门铸钢件 外观质量要求 |
| Language: | English |
| File Format: | |
| Word Count: | 19500 words |
| Price(USD): | 585.0 |
| Delivery: | via email in 1~5 business day |