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Professional Standard Category: Professional Standard - Aerospace |
Category No.: | QJ | Valid Status: | superseded |
Issued Organization: | Issued Date: | ||
Implemented Date: | Abolished Date: | ||
Superseded Standard.: | QJ 814-1993 General Technical Specifications for Repair Welding of Carbon Steel Castings |
Superseded Date: | 1994-1-1 |
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