中国第一重型机械集团公司-新闻中心 关键词：异种钢焊接；热裂纹；堆焊层；焊接应力 [gap=548]Key words: dissimilar steels welding；hot crack；buildup layer；welding stress
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welding hot crack 焊接热裂纹
form hot crack 产生热裂纹
hot crack test 热裂纹试验
hot-crack 热裂
weld hot crack 焊缝热裂纹
hot crack-ring 热裂环法
hot crack force 热裂力
hot crack method 烫裂法
hot-crack tendency 热裂倾向性
The casting powder reduces hot crack trend of magnesium aluminum alloy castings.
该保护渣减少了镁合金铸件的热裂倾向。
Hot crack numerical simulation has been handled by 'solidification-feeding' model based on temperature field.
本文使用基于温度场的凝固补缩模型来进行热裂纹数值模拟。
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。
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