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MRR(D)-150D1型洛氏-表面洛氏硬度计外观新颖、美观，具有良好的可靠性和直观性。采用自动加卸试验力方法，保荷时间稳定，消除了人为操作误差，示值精度高。
该硬度计适用于硬质合金、炭化物、表面淬火钢、硬化薄板、淬火钢、调质钢、冷硬铸铁、铸铁、铝、钢、镁等合金钢。 MRR(D)-150D1 Rockwell & Surferficial Rockwell Hardness tester is a popular type Rockwell Hardness testing machine ,beautiful and has a good reliability and intuitive nature.Using the automatic add test force,dwell time stable,eliminate the human operator error, showing the value of high accuracy.
That degress of hardness accounts to be applicable to the hard metals,carburizing steels,quenching steels,hardcast irons,mild steels,Al,Cu and malleable irons. 主要技术参数 | Main technical parameters | 初试验力(N)：98,29.4 | Preliminary test force(N)：98,29.4 | 总试验力(N)：141,294,441,588,980,1471 | Total test force(N)：141,294,441,588,980,1471 | 总试验力保持时间(s)：1-30 | Total test force dwell time(s)：1-30 | 硬度示值读数方式：表式 | Hardness indication：Digital | 试件允许高度(mm)：160 | Max height of speciments(mm)：160 | 压头中心到机身距离(mm)：140 | Distance from indeneter, s center to outerwall(mm)：140 | 硬度计外形尺寸(mm)：
463×175×660 | Machine size(mm)：
463×175×660 | 电源电压：AC220V/50HZ | Power supply：AC220V/50HZ | 仪器重量(kg)：70 | Weight(kg)：70 | 硬度测试范围 | Degree of hardness test seope | (20-88)HRA | (20-88)HRA | (20-100)HRB | (20-100)HRB | (20-70)HRC | (20-70)HRC | (70-94)HR15N (67-93)HR15T | (70-94)HR15N (67-93)HR15T | (42-86)HR30N (29-82)HR30T | (42-86)HR30N (29-82)HR30T | (20-77)HR45N (10-72)HR45T | (20-77)HR45N (10-72)HR45T | | | |
