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Standard Insuued on: 2002-11 |
Category No.: | YS | Valid Status: | superseded |
Issued Organization: | China Economics and Trade Commission | Issued Date: | 2002-11-22 |
Implemented Date: | 2003-1-1 | Abolished Date: | |
Superseded Standard.: | YS/T 447.1-2011 Alloy wires used for the grain refiner for aluminium and aluminium alloys Part 1: Al-Ti-B wires |
Superseded Date: | 2012-7-1 |
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