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JJF（冀）197-2021 砂浆凝结时间测定仪校准规范
简介
JJF（冀）197-2021
砂浆凝结时间测定仪校准规范
Calibration Specification for Mortar Setting Time Meter
2021-12-01 实施
2021-09-13发布 目 录 引 言····························································································1 1 范围 ···························································································1 2 引用文件 ·····················································································1 3 概述 ···························································································1 4 计量特性 ·····················································································2 4.1 试验力······················································································2 4.2 贯入试针直径和试料筒尺寸···························································2 5 校准条件 ·····················································································2 6 校准项目及校准方法······································································2 6.1 试验力示值误差 ········································································2 6.2 贯入试针直径·············································································3 6.3 试料筒尺寸················································································3 7 校准结果 ·····················································································3 8 复校时间间隔 ···············································································4 附录 A 砂浆凝结时间测定仪校准记录（式样）········································5 附录 B 校准结果（内页）（式样）·························································6 附录 C 砂浆凝结时间测定仪示值误差测量不确定度评定····························7
1 范围
本规范适用于砂浆凝结时间测定仪的校准。
2 引用文件
本规范引用了下列文件∶
JJG 455 工作测力仪
JGJ/T 70建筑砂浆基本性能试验方法标准 第八部分;凝结时间试验
凡是注日期的引用文件，仅注日期的版本适用于本规范;凡是不注日期的引用文件，其最新版本（包括所有的修改单）适用于本规范。
3 概述
JJF（冀）197-2021
砂浆凝结时间测定仪校准规范
Calibration Specification for Mortar Setting Time Meter
2021-12-01 实施
2021-09-13发布 目 录 引 言····························································································1 1 范围 ···························································································1 2 引用文件 ·····················································································1 3 概述 ···························································································1 4 计量特性 ·····················································································2 4.1 试验力······················································································2 4.2 贯入试针直径和试料筒尺寸···························································2 5 校准条件 ·····················································································2 6 校准项目及校准方法······································································2 6.1 试验力示值误差 ········································································2 6.2 贯入试针直径·············································································3 6.3 试料筒尺寸················································································3 7 校准结果 ·····················································································3 8 复校时间间隔 ···············································································4 附录 A 砂浆凝结时间测定仪校准记录（式样）········································5 附录 B 校准结果（内页）（式样）·························································6 附录 C 砂浆凝结时间测定仪示值误差测量不确定度评定····························7
1 范围
本规范适用于砂浆凝结时间测定仪的校准。
2 引用文件
本规范引用了下列文件∶
JJG 455 工作测力仪
JGJ/T 70建筑砂浆基本性能试验方法标准 第八部分;凝结时间试验
凡是注日期的引用文件，仅注日期的版本适用于本规范;凡是不注日期的引用文件，其最新版本（包括所有的修改单）适用于本规范。
3 概述
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