TH190北京时代牌里氏硬度计
产品简介时代TH190里氏硬度计的详细介绍:●可实现七种硬度制(HL、HRC、HRB、HRA、HB、HV、HS)之间的相互转换●开机电压显示和欠压提示,有欠压自动关机功能●具有示值软校准功能●段码液晶显示●铝合金外壳,小巧精致●可存储99个测量平均值,有自动存储开/关●可充电锂电池,可用USB口进行充电产品功能参数测量范围见表一示值误差和示值重复性见表二冲击装置D型冲击装置测量方向任意上下限设置范围(170~960)HLD电源充电锂电池工作温度0~40℃通讯接口标准RS232外型尺寸54mm×43mm×26mm重量约150g标准配置主机(含冲击装置)、标准里氏硬度块、尼龙刷可选附件异型支撑环(见表4)测试范围(表一)材料硬度制冲击装置D/DCD+15CGEDLSteelandcaststeel钢和铸钢HRC17.9~68.519.3~67.920.0~69.522.4~70.720.6~68.2HRB59.6~99.647.7~99.937.0~99.9HRA59.1~85.861.7~88.0HB127~65180~63880~68390~64683~66381~646HV83~97680~93780~99684~104280~950HS32.2~99.533.3~99.331.8~102.135.8~102.630.6~96.8Steel锻钢HS32.2~99.5CWT、ST合金工具钢HRC20.4~67.119.8~68.220.7~68.222.6~70.2HV80~89880~935100~94182~1009Stainlesssteel不锈钢HRB46.5~101.7HB85~655HV85~802GC.IRON灰铸铁HRCHB93~33492~326HVNC、IRON球墨铸铁HRCHB131~387127~364HVC.ALUM铸铝合金HB19~16423~21032~168HRB23.8~84.622.7~85.023.8~85.5BRASS铜锌合金HB40~173HRB13.5~95.3BRONZE铜锡(铝)合金HB60~290COPPER纯铜HB45~315示值误差和示值重复性(表二)序号冲击装置类型标准里氏硬度块硬度值示值误差示值重复性1D760&plu***n;30HLD530&plu***n;40HLD&plu***n;6HLD&plu***n;10HLD6HLD10HLD2DC760&plu***n;30HLDC530&plu***n;40HLDC&plu***n;6HLDC&plu***n;10HLDC6HLD10HLD3DL878&plu***n;30HLDL736&plu***n;40HLDL&plu***n;12HLDL12HLDL4D+15766&plu***n;30HLD+15544&plu***n;40HLD+15&plu***n;12HLD+1512HLD+155G590&plu***n;40HLG500&plu***n;40HLG&plu***n;12HLG12HLG6E725&plu***n;30HLE508&plu***n;40HLE&plu***n;12HLE12HLE7C822&plu***n;30HLC590&plu***n;40HLC&plu***n;12HLC12HLC)