JGN结构胶粘钢加固技术

CONSTRUCTION SAFETY(2002)

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Abstract
某厂铸造车间建于1983年,由于某些原因,车间的七根大梁端部出现了多条斜裂缝,梁中间也有多条垂直裂缝,斜裂缝宽度约0.3~0.5mm,垂直裂缝自梁底100mm延伸至稍高于端部梁顶,裂缝间距为0.8~1m.这说明大梁的抗剪和抗弯强度出现不足,直接威胁了车间生产的安全.该厂工程科技人员采用JGN结构胶粘钢加固技术,分两次对七根大梁进行粘钢加固,在基本不停产的情况下,仅用20天即完成任务.
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