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Shanghai Pudan Optical Instrument Co., Ltd
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Shanghai Pudan Optical Instrument Co., Ltd

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    33489331qq.com

  • Phone

    13918157955

  • Address

    16th Floor, Kaihe Sunshine Plaza, No. 3003 Baoyang Road, Baoshan District, Shanghai

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DHV-1000 Digital Microhardness Tester

NegotiableUpdate on 11/24
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Overview

DHV-1000 Digital Microhardness Tester

Product Details

Product Usage

Microhardness tester is a material hardness measuring instrument composed of precision machinery, optical system, and advanced technology. There are two main uses: one is for individual hardness testing, such as the hardness of parts with relatively smooth surfaces, the surface hardness of various electroplated, nitrided, carburized, and cyanide coated parts, and the hardness of brittle non-metallic materials such as glass, ceramics, and agate; The second is for use as a metallographic microscope, which observes and photographs the microstructure of materials, and determines the microhardness of the metallographic structure.

Key Features:

The instrument adopts a unique and precise design in mechanics, optics, and light sources, making indentation imaging clearer and measurement more accurate;

This machine is equipped with 10x and 40x objective lenses, and 10x micrometer eyepiece;

The test method, test force, test force holding time, measurement times, indentation length, etc. can be displayed on the screen, and the test results and data can be output through the built-in printer;

● WithRockwell, surface Rockwell, and Brinell scale conversion table;

Optional threaded interface for CCD camera, equipped with RS232 interface;

Optional CCD camera device and image processing system;

● Optional LCD video measurement device;

Optional Knoop indenter for Knoop hardness measurement.

Scope of application

——Black metal, non-ferrous metal, IC sheet, surface coating, laminated metal;

——Glass, ceramics, agate, gemstones, etc;

——Hardness testing of depth and gradient of carbonization layer and quenching hardening layer.

Product Specifications

model DHV-1000
feature Manual conversion of objective lens/indenter
Test force (N) 9.807(1000gf), 4.903(500gf), 2.942(300gf), 1.961(200gf), 0.9807(100gf), 0.4903(50gf), 0.2452(25gf), 0.0981(10gf)
加荷方式 Program controlled automatic loading, holding, and unloading
Duration Time 5-60 step size, 5 seconds
Hardness measurement range 1 HV – 3000 HV
Measuring microscope 40x objective lens; 10x (for observation) micrometer eyepiece 10x total magnification 400x (for measurement); 100x (observation)
Minimum division value of micrometer drum 0.0312μm
X-Y test bench Size: 100X100mm Maximum movement: 25X25mm Minimum reading: 1/100mm
Optical path switching Measurement/CCD photography switching
Measurement reading method Eyepiece measurement with digital display
data output Digital display, built-in printed output hardness value
Maximum height of test piece 75mm
Maximum width of test piece 95mm
precision Execution standard: National Standard of the People's Republic of China GB/T 4340.2-1999 Metallic Vickers Hardness Tester Test and JJG151 Verification Regulations
Standard accessories, attachments Objective 40x/10x, Vickers indenter (on machine), measuring eyepiece 10X, standard hardness block (2), thin test bench, cylindrical test bench, flat mouth test bench, level, built-in printer, power cord, auxiliary tools, user manual
Optional parts Nusselt indenter CCD、 Digital camera and adapter lens
power supply Halogen lamp light source (220V, 60/50Hz)
size Outsourcing dimensions 405 × 290 × 480 mm
gross weight 25kg