This book focuses on how to control welding deformation. The contents include the law of welding deformation and the calculation of welding bending deformation of beams and columns, the calculation of pre-arching of the web plate of box girders of welded plate structures, the method of reducing welding deformation

Manufacturing is the foundation of national strength, please pay attention to “metal processing” (mw1950pub).

Bridge crane main girder deflection detection and correction methods I. Bridge (gantry) crane main girder deflection detection in the bridge (gantry) crane safety inspection, the main girder arch detection is a very important content. jb1036-82 (general bridge...

The present invention relates to ships, and in particular relates to a method of modifying the structure of a ship. BACKGROUND TECHNOLOGY: 1. The hull structure needs to be modified during the construction of a ship, and it is common to divide a modification area in the hull and remove the original structure in the modification area