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| Chinese National Standard Category: Argillaceous and high alumina fire resistance |
| English Title: | High alumina refractory bricks for ladle flow control systems |
| Chinese Title: | 盛钢桶内铸钢用高铝质耐火砖 |
| Standard No.: | YB/T 5021-1993 |
| Category No.: | Q42 |
| Issued by: | |
| Issued on: | 1993-12-08 |
| Implemented on: | 1993-1-1 |
| Status: | abolished |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | 2005-07-26 |
| Superseding: | GB 2996-1987 High-alumina refractory bricks for ladle flow control systems |
| Word Count: | 5000 words |
| Similar Standards: | GB/T 32832-2025 JC 350-1993 GB/T 2988-2023 YB/T 5109-1993 YB/T 5112-1993 YB/T 5111-1993 YB/T 5021-1993 YB/T 5020-1993 YB/T 5050-1993 YB/T 4108-2002 GB/T 2988-2012 YB/T 5016-2000 JC/T 2231-2014 YB/T 4134-2005 YB/T 5116-1993 YB/T 5107-1993 GB 4420-1987 YB/T 5207-1993 YB/T 5015-1993 YB/T 5106-1993 |
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