HBRV(M)-187.5型數顯布洛維硬度計具有直觀的液晶屏顯示和單片機控制系統,使硬度測試實現了自動化的操作。本機內置打印機,記錄整個測試過程中的主要技術數據。除試臺手動升降外,實現了試驗力的施加、卸除、硬度值直接顯示等自動化運作,本機測試精度高,消除了人為操作誤差,是一臺機電一體化高科技*的硬度測試儀器。所以該機具有較高的測試精度,操作簡便、靈敏度高、使用方便,變荷可靠,示值穩定,廣泛適用于工廠車間、試驗室、大專院校和科研機構。 Model HBRV (M) -187.5 digital Brinell Rockwell & Vickers hardness tester with an intuitive LCD display and single-chip control system. The built-in printer machine to record the entire testing process of the main technical data. Therefore, it has high test accuracy, simple operation, high sensitivity, easy to use, reliable Dutch variant, showing the value of stable, widely used in factory workshops, laboratories, universities and research institutes.
主要技術參數
Main technical parameters
初試驗力(N):98
Preliminary test force(N):98
總試驗力
Total test force
維氏硬度試驗(N):294、588、980
Vickers hardness test(N):294、588、980
洛氏硬度試驗(N):588、980、1471
Rockwell hardness test(N):588、980、1471
布氏硬度試驗(N):306、613、1839
Brinell Hardness test(N):306、613、1839
顯微鏡放大倍率:37.5×、75×
magnification of microscope:37.5×、75×
硬度示值讀數方式:LCD
Hardness indication:LCD
測量目鏡:自動數字式編碼器
Measuring eyepiece:Automatic digital encoders
硬度示值最小分辨率(HR):0.1
Degree of hardness miunimum resolution(HR):0.1
總試驗力保持時間(s):1-60
Total test force dwell time(s):1-60
試件允許高度(mm):170
Max height of speciments(mm):170
壓頭中心到機身距離(mm):140
Distance from indeneter, s center to outerwall(mm):140
硬度計外形尺寸(mm):463×241×660
Machine size(mm):463×241×660
電源電壓:AC220V
Power supply:AC220V
光源電壓:5V/5W
Light voltage:5V/5W
儀器重量(kg):75
Weight(kg):75
硬度測試范圍
Degree of hardness test seope
洛氏硬度試驗
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示值重復性:0.8HR
Show valueaccuracy:±1HRrepeatability:0.8HR
布氏硬度試驗
Vickers Hardness test
(8-650)HB
(8-650)HB
示值精度(δ/%):±2.5示值重復性(Hcf/%):≤3.0
Show valueaccuracy(δ/%):±2.5repeatability(Hcf/%):≤3.0
維氏硬度試驗
Vickers hardness test
(14-1000)HV
(14-1000)HV
示值精度(δ/%):±2示值重復性(Hcf/%):≤2.5
Show valueaccuracy(δ/%):±2repeatability(Hcf/%):≤2.5