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GB/T 13320-1991
GB/T 13320-1991 Metallographic grading atlas and assessing method for steel die forgings
General Product Information
| Committee | Beijing Electromechanical Research Institute of the Ministry of Machinery and Electronics Industry |
|---|---|
| Document Type | National standards |
| Publisher Name | The National Technical Supervision Bureau |
| Standard Status | Replaced |
| Standard Code | GB/T 13320-1991 |
| CCS | Forging and pressing |
| ICS | Chemical analysis of metal materials |
| Implement Date | 1992-10-01 |
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