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| International Standard Category: Rubber and plastics |
QJ 1128-1987 Spray Moulding Process of Rigid Polyurethane Foam
硬质聚氨酯泡沫塑料喷涂成型工艺 ;
| Category No.: | 49.025.40 | Valid Status: | valid |
| Issued Organization: | Ministry of Space Industry | Issued Date: | 1987-03-07 |
| Implemented Date: | 1987-10-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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