【判断题】【消耗次数：1】
压力容器在使用过程中，由于压力、温度、介质等工况条件的影响，可能导致材质劣化。根据《固定式压力容器安全技术监察规程》（TSG21）当对有材质劣化倾向的压力容器检验时，必须检测的项目是强度。
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相关题目
【单选题】
压力容器安装施工前，从事压力容器安装的单位应当向（）书面告知
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对一台在用压力容器的全面检验中，检验人员发现容器制造时焊缝存在超标的体积性缺陷。根据检验报告，未发现缺陷发展或扩大。根据压力容器安全状况等级划分规则，该压力容器的安全状况等级为5级。
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正确
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错误
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