主要技术参数 | | main technical parameters |
初试验力(n):98 | | preliminary test force(n):98 |
总试验力 | | total test force |
维氏硬度试验(n):294、588、980 | | vickers hardness test(n):294、588、980 |
洛氏硬度试验n:588、980、1471 | | rockwell hardness test(n):588、980、1471 |
布氏硬度试验(n):306、613、1839 | | brinell hardness test(n):306、613、1839 |
显微镜放大倍率:37.5、75 | | magnification of microscope:37.5 、75 |
测微鼓轮小分度值: | | measure tiny drum wheel minimum scale division value: |
37.5时为0.004毫米 | | 0.004mm for 37.5 |
75时为0.002毫米 | | 0.002mm for 75 |
试件允许 高度(mm):180 | | max ht= of speciments(mm):180 |
压头中心到机身距离(mm):200 | | distance from indeneter, s cct to outerwall(mm):200 |
硬度计外形尺寸(mm):560 260 760 | | machine size(mm):560 260 760 |
电源电压:ac220v | | power supply:ac220v |
仪器重量(kg):90 | | weight(kg):90 |
硬度测试范围 | | degree of hardness test seope |
洛氏硬度试验 | | rockwell hardness test |
(70-85)hra | | (70-85)hra |
(30-100)hrb | | (30-100)hrb |
(20-67)hrc | | (20-67)hrc |
示值精度: 1hr | | show value accuracy: 1hr |
布氏硬度试验 | | vickers hardness test |
(4-450)hb | | (4-450)hb |
示值精度:p 1839n 3%p<1839n 4% | | show value accuracy:p 1839n 3%p<1839n 4% |
维氏硬度试验 | | vickers hardness test |
(14-1000)hv | | (14-1000)hv |
示值精度: 3% | | show value accuracy: 3% |