HRM-45DT型电动表面洛氏硬度计是一种通过电动加载、保荷卸荷的半自动测试金属材料表面硬度的洛氏硬度计。具有操作更简便、压痕微小、精度高等特点。适用范围表面淬火钢,铜、铝合金薄板,带钢,硬质合金钢,镀锌,镀铬,镀锡,材料表面热处理和化学表面处理的各种金属材料。HRM-45DTMotorizedSuperficialRockwellHardnessTesteradoptsmotorizedtestingmethod.Itstestingforcecanbeloaded,keptandunloadedautomatically.Avoidman-madeerrorandeasytouse.Thecharacteristicsoftheinstrumentislighttestingforceandtherefore,leavingverysmallindentation.UsageRange:Surfacehardenedsteel,copper,aluminumalloythinsheet,hardalloysteel,zinclayers,chromelayers,tinlayers,surfacehardenedtreatingandchemicaltreatingmaterials,etc.技术数据(TechnicalSpecifications)HR15N,HR30N,HR45N,HR15T,HR30T,HR45T初试验力(InitialTestingForce)3Kg(29.42N)15Kg(147.1N),30Kg(294.2N),45Kg(441.3N)硬度读取2~60S170mm仪器尺寸(长X宽X高)(OverallDimension:LXWXH)520X240X700MM执行标准(CarriedStandard)GB/T230.2国家标准、JJG112检定规程GB/T230.2ChineseStandardandJJG112TestingRule金刚石洛氏压头,直径1.5875mm硬质合金球压头,大平试抬、中平试台、V型试台,硬度块,电源线等DiamondRockwellIndenter,Diameter1.5875mmHardAlloySteelBallIndenter,LargeTestingTable,MediumTestingTableandV-shapedTestingTable,HR30NandHR30THardnessBlocks,PowerCable,etc.