| HV-30型维氏硬度计简介 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。
HV-30型维氏硬度计主要技术数据 | 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 硬度测试范围
±3.0% 10HV2～2500HV30
±2.0% | | 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 |
Ⅰ.General Description
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.
Ⅱ.Main 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 |
HV-30型维氏硬度计装箱单 | 装箱单 Packing List | 主机(包括维氏压头一只，10X物镜一只)
Main body (include one Vickers indenter, one 10X objective)
| | 试台、砝码、显微镜附件箱
Testing table, weights, microscope accessory box
| | 砝码
Weight
| 4只
4 | 大、中、“V”型试台
Testing table (big medium, "V")
| 各1只
1 for each type | 水平调节螺钉
Horizontal adjusting screw
| 4只
4 | 电源线
Power cord
| 1根
1 | 测微目镜
Measuring microscope
| 1只
1 | 维氏硬度块
Vickers hardness block
| 2块
(400～500HV5,400～500HV3) | 备用灯泡
Spare lamp
| 2只(6V/12W)
2 | 备用保险丝
Spare fuse
| 各2只(1A,2A)
2 for each type | 产品合格证
Certificate
| 1份
1 | 产品使用说明书
Product operating manual
| 1份
1 | 金属维氏硬度对照表
Contrast sheet of metal Vickers hardness
| 1份
1 |
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