JJF(新)81－2022新疆维吾尔自治区地方计量技术规范JJF（新）81－2022干式气体流量计校准规范CalibrationSpecificationforDry-typeGasMeters2022-12-14发布2023-06-14实施新疆维吾尔自治区市场监督局发布JJF(新)81－2022干式气体流量计校准规范CalibrationSpecificationforDry-typeGasMeters归口单位：新疆维吾尔自治区市场监督管理局主要起草单位：新疆维吾尔自治区计量测试研究院JJF（新）81—2022JJF(新)81－2022本规范委托起草单位负责解释本规范主要起草人：王杰(新疆维吾尔自治区计量测试研究院）蔡勤(新疆维吾尔自治区计量测试研究院）闫好奎(新疆维吾尔自治区计量测试研究院）JJF(新)81－2022目录引言..........................................................II1范围..........................................................12引用文件......................................................13术语和计量单位................................................14概述..........................................................24.1工作原理....................................................24.2用途........................................................24.3分类........................................................24.3结构........................................................25计量特性......................................................35.1流量范围....................................................35.2准确度等级和最大允许误差....................................35.3重复性......................................................46校准条件......................................................46.1环境条件....................................................46.2主标准器及配套设备..........................................46.3气体流向控制................................................57校准项目和校准方法............................................67.1校准项目....................................................67.2校准方法....................................................67.3密封性......................................................67.4压力损失....................................................67.5校准步骤....................
