該儀器具有多種試驗(yàn)力和多種壓頭,用于測(cè)定金屬材料或試件的布氏、洛氏、維氏硬度。適用于黑色金屬(鋼材、鑄鐵件、軟鋼、淬火鋼等)和有色金屬(鋁合金、銅合金等)的硬度測(cè)定,并可測(cè)定硬質(zhì)合金、滲碳層和化學(xué)處理層的硬度。
HBRV(D)-187.5A1型布洛維硬度計(jì)采用了旋轉(zhuǎn)式試驗(yàn)力變換機(jī)構(gòu)和光學(xué)測(cè)量系統(tǒng),在機(jī)體上裝有 顯微鏡測(cè)量裝置。使用方便,變荷可靠,示值穩(wěn)定,廣泛適用于工廠車間、試驗(yàn)室、大專院校和科研機(jī)構(gòu)。
The instrument has a variety of tests and a variety of indenter for the determination of metal materials or samples of Brinell, Rockwell, Vickers hardness. Apply to black metal (steel, cast iron, mild steel, hardened steel, etc.) and non-ferrous metals (aluminum, copper alloys, etc.) the determination of hardness and determination of hard alloy, chemical processing and Carburizationlevel hardness.
HBRVD-187.5A1 Brinell Rockwell &Vickers Hardness Tester using rotary power conversion and optical measuring system in the body microscope equipped with measuring devices. Easy to use, reliable and the load changed, showing the value of stability, applicable to the wide range of factory workshops, laboratories , Tertiary institutions and research institutes.
主要技術(shù)參數(shù)
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Main technical parameters
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初試驗(yàn)力(N):98
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Preliminary test force(N):98
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總試驗(yàn)力
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Total test force
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維氏硬度試驗(yàn)(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(yàn)(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(yàn)(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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測(cè)微鼓輪ZUI小分度值:
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Measure tiny drum wheel minimum scale division value:
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37.5×時(shí)為0.004毫米
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0.004mm for 37.5×
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75×時(shí)為0.002毫米
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0.002mm for 75×
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試件允許ZUI大高度(mm):170
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Max height of speciments(mm):170
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壓頭中心到機(jī)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(jì)外形尺寸(mm):463×241×660
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Machine size(mm):463×241×660
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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(cè)試范圍
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Degree of hardness test seope
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洛氏硬度試驗(yàn)
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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(yàn)
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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(yàn)
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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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