压力表EN837测试及CE认证 压力表CE认证-EN837测试 压力表CE认证属于欧盟CE认证中的承压设备PED认证,压力设备指令 Pressure Equipment Directirve 为97/23/EC, 凡是设计压力**过0.5bar的设备,无论其压力,容积为何,均须符合PED的规定,压力表在欧盟标准中具体的标准为EN837 EN837标准简介 EN837-1: 1998 Pressure gauges. Bourdon tube pressure gauges. Dimensions metrology, requirements and testing 压力表*1部分: 波登压力表. 尺寸,测量技术,要求和检验 描述: Pressure gauges, Bourdon pressure gauges, Pressure measurement(fluids), industrial, pressure, working range, environment(working), dimensions, size, gardes(quality), accuracy, errors, dials, instrument scales, graduations, threads, taper threads, screw. EN837-2:1998 Pressure gauges, selection adn installation recommendations for pressure gauges 压力表 *2部分: 压力表的选择和安装建议 描述: pressure gauges, bourdon pressure gauges, pressure measurement(fluids), diaphragms(mechanical components), selection, installation, pressure, working range, safety measures, safety devices, pipe connections, liquids, gases, steam, storage, mechanical EN837-3:1998 Pressure gauges. diaphragm and capsule pressure gauges. dimensions, metrology, requirements and testing. 压力表*3部分: 膜片和膜盒压力测试仪 尺寸,测量技术,要求和检验 描述: Pressure gauges, preferred sizes, dimensions, designations, diaphragms(mechanical components), pressure measurement(fluids), working range, pressure, accuracy, classification systems, type testing, approval testing, thermal testing, endurance testing