Common defects in magnetic particle inspection forging defects
- 2020-08-14 -
1.锻造裂纹产生锻造裂纹的原因,归纳起来一是原材料因素,二是工艺因素。1.1原材料中的缺陷诸如裂纹、折迭、皮下气泡或严重的非金属夹杂...
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