ICS91.080.30 CCSP24DB37 山东省地方标准 DB37/T2371－2022 代替DB37/T2363－2013 钻芯法检测砌体抗剪强度及砌筑砂浆强度 技术规程 Technicalspecificationfortestingshearstrengthofmasonryandstrengthofmortar bydrilledcoremethod 2022-**-**发布 2022-**-**实施 山东省市场监督管理局发布 DB37/T2371－20** I目  次 前言......................................................................................................................................................................II 引言.....................................................................................................................................................................III 1范围.................................................................................................................................................................1 2规范性引用文件.............................................................................................................................................1 3术语和定义.....................................................................................................................................................1 4符号.................................................................................................................................................................2 5仪器设备.........................................................................................................................................................3 5.1钻芯机基本要求......................................................................................................................................3 5.2砌体芯样抗剪试验设备技术要求..........................................................................................................3 6检测技术.........................................................................................................................................................3 6.1一般规定..................................................................................................................................................3 6.2钻取芯样..................................................................................................................................................5 6.3芯样处理..................................................................................................................................................6 6.4芯样抗剪强度试验..................................................................................................................................6 6.5砌体芯样抗剪强度计算..........................................................................................................................7 7测强曲线.........................................................................................................................................................7 7.1适用条件..................................................................................................................................................7 7.2制定专用测强曲线或通过试验进行修正.............................................................................................7 7.3标准砌体抗剪强度换算..........................................................................................................................7 7.4砌体砌筑砂浆抗压强度换算..................................................................................................................8 8检测数据分析处理.........................................................................................................................................9 8.1强度平均值、标准差及变异系数..........................................................................................................9 8.2异常数据判断和处理..............................................................................................................................9 8.3变异系数限值..........................................................................................................................................9 8.4砌体抗剪强度推定..................................................................................................................................9 8.5砌筑砂浆抗压强度推定值....................