The results show that the latter welding method delivers higher load capacity and slightly lower stiffness of main girder, and simpler welded structure and technology.
The results show that the latter welding method delivers higher load capacity and slightly lower stiffness of main girder, and simpler welded structure and technology.
计算结果表明：加强板在受拉翼缘处空开时，主梁的承载能力比加强板四周均焊时高，且简化了焊接结构与工艺，但主梁刚度比加强板四周均焊时略小。