在耐火材料的检查和试验方面,无损检测装置有以下几种用途: ①直接检测耐火材料的内部缺陷或结构上的缺陷,按照标准和技术要求指出有缺陷的产品; ②预先掌握无损检测装置的响应特性和耐火材料的缺陷或物性的相互关系,据此指出有缺陷的产品乃至分成等级; In the inspection and testing of refractory materials, non-destructive testing devices have the following purposes: ① directly detect the internal defects of refractory materials or structural defects, in accordance with the standard and technical requirements that defective products; ② pre-mastered non-destructive testing device Response characteristics and refractory material defects or physical relationship, according to that the defective products and even into grades;