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GB/T 12778-1991
GB/T 12778-1991 Metallic materials—Determination of Charpy impact fracture surface
General Product Information
| Document Type | National standards |
|---|---|
| Publisher Name | The National Technical Supervision Bureau |
| Standard Status | Replaced |
| Standard Code | GB/T 12778-1991 |
| CCS | \n Test methods for the mechanical properties of metals |
| ICS | Mechanical testing of metal materials |
| Implement Date | 1992-01-01 |
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