内容简介
JJF（浙）1175-2021导热系数测定仪（热流计法）校准规范
Calibration Specification for Thermal Conductivity Tester(Heat Flow Meter Method)
2021-03-—05 发布
2021-06-05 实施
目 录
引 言 ...............................................................................................................................................................1
1 范围 ................................................................................................................................................................1
2 引用文件 ........................................................................................................................................................1
3 术语和计量单位 ............................................................................................................................................1
3.1 导热系数 Thermal conductivity ..............................................................................................................1
3.2 热流密度 Heat flux ................................................................................................................................1
3.3 导热系数参考板 Thermal conductivity reference material ...................................................................1
4 概述 ..............................................................................................................................................................1
5 计量特性 ......................................................................................................................................................3
6 校准条件 ......................................................................................................................................................3
6.1 环境条件 ...............................................................................................................................................3
6.2 供电电源条件 .......................................................................................................................................3
6.3 测量标准及其他设备 ...........................................................................................................................3
7 校准项目和校准方法 ..................................................................................................................................3
7.1 校准项目 ...............................................................................................................................................3
7.2 校准方法 ...............................................................................................................................................4
8 校准结果表达 ................................................................................................................................................5
9 复校时间间隔 ................................................................................................................................................6
附录 A 导热系数测定仪校准原始记录参考格式 ...........................................................................................7
附录 B 导热系数测定仪校准证书内页参考格式 ...........................................................................................8
附录 C 导热系数测定仪示值误差测量不确定度评定示例 ...........................................................................9
附录 D 导热系数参考板的使用和保存 ........................................................................................................ 12