R(D)-150D1型洛氏硬度计主要技术参数Specifications初试验力(N):98NPreliminary test force:98N总试验力(N):588,980N,1471NTotal test force(N):588,980,1471N总试验力保持时间(S):1-30Total test force dwell time(s):1-30硬度示值读数方式:表式Hardness Indication: Digital试件允许*大高度:170mm电源电压:AC220V/50HZPower Supply: AC220V/50HZ压头中心到机身距离:140mmDistance from Indeneter's center to OuterWall:140mm硬度计外形尺寸(mm):463×175×660 Machine Size(DXWXH)(mm): 463×175×660 硬度计重量(kg):75Weight(kg):75硬度值范围HRA: 20~88HRB: 20~100HRC: 20~70