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| 不锈钢薄板光纤激光焊接的组织与性能 | |
| 引用本文： | 王少华,郭亮,庞振华,李胜,张庆茂. 不锈钢薄板光纤激光焊接的组织与性能[J]. 机电工程技术, 2011, 40(1): 52-53,82 |
| 作者姓名： | 王少华 郭亮 庞振华 李胜 张庆茂 |
| 作者单位： | 1. 华南师范大学激光加工技术实验室,广东广州,510006 2. 广州市光机电技术研究院,广东广州,510631 3. 东莞理工学院机械工程学院,广东东莞,523808 |
| 基金项目： | 东莞市科技计划(编号:2008108101021); 广东省教育部产学研结合项目(编号:2008B090500132); 粤港关键领域重点突破项目(编号:20092052060010); 广东省教育部科技部企业特派员行动计划(编号:2009B090600001); 广州市科技计划项目(编号:200922-D601) |
| 摘 要： | 采用GSI的JK-200FL型连续光纤激光器实现了 0.2mm厚304不锈钢片的对接焊.在氩气保护下,优化后工艺参数为激光功率90W,光斑直径0.2mm.焊接速度1200mm/min,获得成形良好,无缺陷的焊缝.采用金相显微镜可见焊缝组织由边缘细小的柱状晶和中心部位细小的等轴晶组成.经硬度测试和弯折测试,表明焊缝处的硬... |
| 关 键 词： | 光纤激光 焊接 超薄不锈钢 焊缝品质 |
Microstructure and Properties of Ultrathin Stainless Steel Sheet by Fiber Laser Welding |
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| WANG Shao-hua,GUO Liang,PANG Zhen-hua,LI Sheng,ZHANG Qin-mao. Microstructure and Properties of Ultrathin Stainless Steel Sheet by Fiber Laser Welding[J]. Mechanical & Electrical Engineering Technology, 2011, 40(1): 52-53,82 | |
| Authors: | WANG Shao-hua GUO Liang PANG Zhen-hua LI Sheng ZHANG Qin-mao |
| Affiliation: | WANG Shao-hua1,GUO Liang1,PANG Zhen-hua2,LI Sheng3,ZHANG Qing-mao1(l.Laboratory of Laser Processing Technology,South China Normal University,Guangzhou510006,China,2.Guangzhou Research Institute of O-M-E Technology.Guangzhou510631,3.School of Mechanical Engineering.Dongguan University of Technology,Dongguan523808,China) |
| Abstract: | Butt welding of 304 stainless steel sheet with thickness of 0.2 mm was realized by fiber continue laser of JK-200FL of GSI.Protected by argon gas,welded joints with good shaping and with outweld defect can obtain within the welding power of 90W,the spot diameter of 0.2mm and the welding speed of 1200mm/min.Metallographic analysis hardness testing and the bending testing were established for the welded joints.Weld microstructure is composed of fine columnar crystals in weld edge and equiaxed crystals in weld... |
| Keywords: | ultrathin stainless steel sheet fiber laser welding weld shaping weld quality |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ | |