轮胎式集装箱门式起重机钢结构裂纹分析与修复

Analysis and repair of crack in tyred container gantry crane's steel structure

结合实际检测轮胎式集装箱门式起重机过程中发现的典型案例,对可能导致钢结构重要承载部位严重开裂的原因作了多方面的深层次分析,简要说明一种裂纹修复方案的施工过程和注意事项,以及修复加强后使用管理、检测跟踪情况,供设计、制造、使用、改造及检验等单位参考。

A tyred container gantry crane is inspected and causes leading to severe crack in steel structure are discussed. Several points needing attention to during crack repairing are pointed out, as well as usage management and inspection trace after the repair. It provides a reference to designers, manufacturers, users, rebuilding personnel and inspectors.