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HBRV-187.5型电动布洛维硬度计具备布氏,洛氏,维氏三种试验方法,七级试验力的多用途多功能硬度机，能满足用户多种硬度测试的要求。试验力的施加、保荷和卸荷自动完成。使用范围广、操作方便，是工矿企业、科研院校所常备的硬度试验机。
适用范围
淬火钢、表面淬火钢, 硬质合金钢，铸铁，有色金属, 各种调质及退火钢, 硬化薄钢板,也适合交软的金属,表面热处理和化学热处理等。
HBRV-187.5 Motorized Brinell Rockwell & Vickers Hardness Tester with Brinell, Rockwell and Vickers, 3 kinds of measuring method, and as well as 7 steps testing force is able to meet the needs of many kinds of hardness test requirements for users. Testing force can be loaded, kept and unloaded automatically. Therefore the tester is easy to use and widely welcomed by many users.
Usage Range:
Hardened and surface hardened steel, hard alloy steel, casting parts, non-ferrous metals, various kinds of hardening and tempering steel and tempered steel, carburized steel sheet, soft metals, surface heat treating and chemical treating materials, etc.
技术数据（Technical Specifications）
|
洛氏标尺(Rockwell Scales)
试验力(Testing Force) |
HRA， HRB， HRC， HRD，HRE， HRF，HRG，HRH，HRK
60Kg (588N)，100Kg (980.7N),，150Kg(1471N) |
|
布氏标尺（Vickers Scales）
试验力（Testing Force） |
HBW2.5/31.25， HBW2.5/62.5，HBW5/62.5， HBW2.5/187.5
31.25Kg (306.5N)， 612.9N(62.5Kg)，1839N(187.5Kg) |
|
维氏标尺（Vickers Scales）
试验力（Testing Force） |
HV30， HV100
30Kg(294.2N)，100Kg (980.7N) |
|
硬度读取
(Indication of Hardness Value) |
洛氏（Rockwell）：表盘式（Dial ）
布氏, 维氏(Brinell and Vickers): 测量显微镜(Measuring Microscope) |
|
显微镜放大倍率
(Amplification of Microscope) |
37.5X,，75X |
|
保菏时间(Duration Time) |
2 ~ 60S |
|
试件高度
Max. Height of Specimen |
洛氏（Rockwell）: 170mm
布氏, 维氏（Brinell and Vickers）: 140mm |
|
仪器尺寸(Overall Dimension) |
520X240X700MM (长X宽X高, LXWXH) |
|
仪器重量(Net Weight) |
80 Kg |
|
电源( Power Supply) |
AC220V + 5%, 50~60 Hz |
|
执行标准 (Carried Standard) |
GB/T230.2（洛氏Rockwell)，GB/T231.2(布氏Brinell) ，GB/T4340.2 (维氏 Vickers)
JJG112 (洛氏 Rockwell)，JJG150(布氏 Brinell) |
|
标准配件、附件
(Standard Accessories) |
洛氏压头，维氏压头，直径1.5875、2.5、5mm硬质合金球压头，测量显微镜，物镜，内、外照明灯各一套，大平、中平、 V型试台, 溜板试台，硬度块，电源线
Rockwell Indenter, Vickers Indenter, Diameter 1.5875、2.5、5mm Hard Alloy Steel Ball Indenter, Measuring Microscope, Objective, Sets of Inside Light and Sets of Outside Lights, Large, Medium and V-shaped Testing Table, slipped Table, Hardness Blocks for various Scales, Power Cable | |