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| International Standard Category: Cadmium, cobalt and their alloys |
GB/T 14842-1993 Niobium rods and bars
铌棒材 ;
| Category No.: | 77.120.70 | Valid Status: | superseded |
| Issued Organization: | CSBTS | Issued Date: | 1993-01-02 |
| Implemented Date: | 1994-9-1 | Abolished Date: | 2008-06-01 |
| Superseded Standard.: | GB/T 14842-2007 Niobium and niobium alloys rods and bars |
Superseded Date: | 1900-1-2 |
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