
光学布洛维硬度计
初试验力Preliminargtestforce:98N总试验力Totaltestforce:洛氏硬度试验Rockwellhardnesstest:588、980、1471N布氏硬度试验Brinellhardnesstest:306、613、1839N维氏硬度试验Vickershardnesstest:294、588、980N测试范围Testscope:洛氏硬度试验Rockwellhardnesstest:HRC20~67HRB30~100HRA70~85示值精度Accuracyindisplay:&plu***n;1HR布氏硬度试验Brinellhardnesstest:HB4-450示值精度Accuracyindisplay:P≥1839N&plu***n;3%P<1839N&plu***n;4%维氏硬度试验Vickershardnesstest:HV14~1000示值精度Accuracyindisplay:&plu***n;3%显微镜放大倍率Magnificationofmicroscope:37.5×、75×测微鼓轮***小分度值Min.measuringunit:37.5×时为0.004毫米whenmicroscope37.5×is0.004mm75×时为0.002毫米whenmicroscope75×is0.002mm试件***大高度Max.heightofspeciments:180mm压头中心至机身***大距离Max.depthofspeciments:200mm电源电压Powersupply:AC220V外形尺寸Dimensi***:560×260×760mm重量Netweight:90Kg~初试验力Preliminargtestforce:98N总试验力Totaltestforce:洛氏硬度试验Rockwellhardnesstest:588、980、1471N布氏硬度试验Brinellhardnesstest:306、613、1839N维氏硬度试验Vickershardnesstest:294、588、980N测试范围Testscope:洛氏硬度试验Rockwellhardnesstest:HRC20~67HRB30~100HRA70~85示值精度Accuracyindisplay:&plu***n;1HR布氏硬度试验Brinellhardnesstest:HB4-450示值精度Accuracyindisplay:P≥1839N&plu***n;3%P<1839N&plu***n;4%维氏硬度试验Vickershardnesstest:HV14~1000示值精度Accuracyindisplay:&plu***n;3%显微镜放大倍率Magnificationofmicroscope:37.5×、75×测微鼓轮***小分度值Min.measuringunit:37.5×时为0.004毫米whenmicroscope37.5×is0.004mm75×时为0.002毫米whenmicroscope75×is0.002mm试件***大高度Max.heightofspeciments:180mm压头中心至机身***大距离Max.depthofspeciments:200mm电源电压Powersupply:AC220V外形尺寸Dimensi***:560×260×760mm重量Netweight:90Kg)