该硬度计适用于黑色金属、有色金属、硬质合金，渗碳氮化层和化学处理层，薄形零件的表面洛氏硬度测试。 It serves to measure the hardness of ferrous, non-ferrous metals, hardmetals, Carburized or nitrided layers, and other chemical treating layers. It is also used to for the hardness test of thin pieces.
主要技术参数specifications初试验力（N）：29.1Preliminary test force:29.1N总试验力（N）：147,294,441Total test force(N): 147,294,441试件允许*大高度：170mmMax height of speciments(mm):170压头中心到机身距离：165mmDistance from Indenter's center to Outer Wall:165mm硬度计外形尺寸（mm）:490×212×750Machine Size(DXWXH)(mm): 490×212×750电源电压：AC220V/50HZPower Supply: AC220V/50HZ硬度计重量（kg）:70Weight(kg):70硬度值范围：HR15N：70～91HR30N：42～80HR45N：20～70HR15T：73～93HR30T：43～82HR45T：12～72