ICS 91.080.30
CCS P 24
D B 3 7
山东省 地方标准
DB 37 /T 2371 - 20 22
代替 DB 37 /T 236 3- 2013
钻芯法检测砌体抗剪强度及砌筑砂浆强度
技术规程
Technical specification for testing shear strength of masonry and strength of mortar
by drilled core method
20 22 - ** - ** 发布 20 22 - ** - ** 实施
山东省市场监督管理局 发布
DB 37 /T 2371 - 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 .......................................................................................
DB37T 2371-2022 钻芯法检测砌体抗剪强度及砌筑砂浆强度技术规程.pdf