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| International Standard Category: Plain bearings |
GB/T 18329.4-2021 Plain bearings—Metallic multilayer plain bearings—Part 4:Non-destructive ultrasonic transmission testing of bond of thickness greater than or equal to 0.3 mm
滑动轴承 多层金属滑动轴承 第4部分: 合金厚度≥0.3mm的结合质量超声穿透无损检测 ;
| Category No.: | 21.100.10 | Valid Status: | valid |
| Issued Organization: | SAMR; SAC | Issued Date: | 2021-03-09 |
| Implemented Date: | 2021-10-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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