采用连续光纤激光器进行了0．5mm和1mm厚304不锈钢薄板的对接拼焊。研究了焊接速度、离焦量、保护气类型对焊缝成形及性能的影响，通过......

该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......

Heat flux characteristics are critical to good quality welding obtained in the important engineering alloy Al2024T3 by t......

To obtain high-quality dissimilar weld joints,the processes of metal inert gas(MIG)welding and tungsten inert gas(TIG)we......

Brittle fracture occurs frequently in rails and thermite welded joints,which intimidates the security and reliability of......