主要技術(shù)參數(shù)
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Main technical parameters
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初試驗力(N):98
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Preliminary test force(N):98
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總試驗力
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Total test force
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維氏硬度試驗(N):294、588、980
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Vickers hardness test(N):294、588、980
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洛氏硬度試驗(N):588、980、1471
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Rockwell hardness test(N):588、980、1471
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布氏硬度試驗(N):306、613、1839
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Brinell Hardness test(N):306、613、1839
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顯微鏡放大倍率:37.5×、75×
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magnification of microscope:37.5×、75×
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硬度示值讀數(shù)方式:LCD
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Hardness indication:LCD
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測量目鏡:自動數(shù)字式編碼器
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Measuring eyepiece:Automatic digital encoders
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硬度示值*小分辨率(HR):0.1
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Degree of hardness miunimum resolution(HR):0.1
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總試驗力保持時間(s):1-60
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Total test force dwell time(s):1-60
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試件允許*大高度(mm):180
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Max height of speciments(mm):180
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壓頭中心到機身距離(mm):140
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Distance from indeneter, s center to outerwall(mm):140
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硬度計外形尺寸(mm):463×215×700
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Machine size(mm):463×215×700
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電源電壓:AC220V
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Power supply:AC220V
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光源電壓:5V/5W
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Light voltage:5V/5W
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儀器重量(kg):75
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Weight(kg):75
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硬度測試范圍
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Degree of hardness test seope
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洛氏硬度試驗
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Rockwell hardness test
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(70-85)HRA
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(70-85)HRA
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(30-100)HRB
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(30-100)HRB
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(20-67)HRC
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(20-67)HRC
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示值精度:±1HR 示值重復(fù)性:0.8HR
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Show value accuracy:±1HR repeatability:0.8HR
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布氏硬度試驗
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Vickers Hardness test
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(8-650)HB
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(8-650)HB
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示值精度(δ/%):±2.5 示值重復(fù)性(Hcf/%):≤3.0
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Show value accuracy(δ/%):±2.5 repeatability(Hcf/%):≤3.0
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維氏硬度試驗
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Vickers hardness test
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(14-1000)HV
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(14-1000)HV
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示值精度(δ/%):±2 示值重復(fù)性(Hcf/%):≤2.5
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Show value accuracy(δ/%):±2 repeatability(Hcf/%):≤2.5
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