HV-30型维氏硬度计
HV-30型维氏硬度计采用自动加卸荷试验力机构，试验力保持时间可0～30秒任意选择，通过软件线形调节改变光源强弱，操作简便迅速，测量时采用独特的测量转换和测量微目镜一次测量读数装置，使用方便测量精度高。
该硬度计应用范围广，即适用于测量微小、薄形及表面渗镀层处理后的零件，也适用于一般机械零件测试，是工厂及质检部门进行研究测试的理想的硬度测试仪器。
主要技术参数
试验力：19.6N(2Kgf)、29.4N(3Kgf)、49.0N(5Kgf)、98.0N(10Kgf)、196N(20Kgf)、294N(Kgf)
硬度符号：HV2、HV3、HV5、HV10、HV20、HV30
示值允许误差：±3.0% ±2.0%
硬度测试范围：10HV2～2500HV30
试验力施加方法：自动加卸试验力
测量显微镜放大倍率：100x
试验力保荷时间：0～30s(1格为5秒，任意设定)
最小检测单位：1μm
试件最大高度：150mm
压头中心到机壁最大距离：130mm
主机重量：约38Kg
电源：AC220V/50Hz
外形尺寸：(长×宽×高) (452×200×620)mm
Name：Model：HV-30 Ⅱ
Details：The following highlight some key features and functions of Vicker's Hardness Tester Model HV-30 Micro computer control;
Automatic loading and releasing mechanism;
Adjustment of lighting source via hardware;
Adjustment of pressure holding time (0～30s);
Unique measure nent conversion device and unique micro eyepiece one-time measurement readout device, ensuring easy use and high accuracy;
The tester is specially designed for testing minute, thin samples or parts after surface coatng or general mechanical part. For research institutes, factories labs and QC departments, this is an ideal hardness testing instrument for research or measuring purposes.
Specifications
Testing Pressure 19.6N(2Kgf),29.4N(3Kgf),
49.0N(5Kgf)98.0N(10Kgf),196N(20Kgf),294N(30Kgf)
Hardness Value Symboi Error Range in Display
HV2、HV3、HV5、HV10、HV20、HV30 ±3.0%±2.0%
Hardness Value Range In Measure 10HV2～2500HV30
Pressure Loading & Unloading method Automatic
Magnification of Microscope 100X
Pressure Holding Time 0～30s(5 second as input increment)
Minimum Measurable Unit 1μm
Maximum Height of Sample 150mm
Distance from Indenter's Center to Outer
Wall 130mm
Main Body Weight approx.38Kg
Power Source AC220V/50Hz
Machine Size (L×W×H) (452×200×620)mm
