随焊锤击防止薄板焊接热裂纹的工艺研究_南景清雅_新浪博客 关键词: 随焊锤击 焊接热裂纹 脆性温度区间 裂纹率 [gap=624]Key words： welding with trailing peening, welding hot crack, BTR, cracking rate
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hot crack in welding 焊接热裂纹
The plane spiral coil with field shaper was used to study the influence of pulse electromagnetic force on welding hot crack.
采用平板螺旋线圈配合集磁器研究了随焊电磁冲击对焊接热裂纹的影响。
参考来源 - 随焊电磁冲击控制焊接热裂纹研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The main defects of laser spot welding of aluminum are crater, hot crack and porosity which created by oxide film and keyhole instability,.
焊点中存在的主要缺陷是气孔，表面下塌，热裂纹，其中气孔主要为氧化膜气孔和匙孔不稳定形成的气孔。
By strictly clearing up weld zone, improving welding material's purity, strengthening molten pool's shield and controlling energy input etc measures, weld zone's hot crack and blowhole were prevented.
采取严格清理焊接区、高焊材纯净度、强熔池保护及控制线能量等措施消除了蒙乃尔合金焊接中的气孔和热裂纹，保证了产品焊接质量。
Because of containing more sulfur and phosphorus in the steel, and more carbon, high hardness in material of surfacing welding, the pinch roller often turns up hot crack.
夹送辊堆焊时，由于母材的硫、磷含量较高及堆焊材料含碳量高、硬度大，常常产生热裂纹。
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