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| International Standard Category: Materials for aerospace construction in general |
QJ 1700A-2004 Specification for aluminium-alloy investment castings
铝合金熔模铸件规范;
| Category No.: | 49.025.01 | Valid Status: | valid |
| Issued Organization: | 0 | Issued Date: | 2004-2-23 |
| Implemented Date: | 2004-6-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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