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China Dongguan Quality Control Technology Co., Ltd. certification
China Dongguan Quality Control Technology Co., Ltd. certification
Customer Reviews
The touch screen micro vickers hardness tester has been installed a few weeks ago, everything is OK. Thanks for your advice and excellent service.

—— Mr. David Chambers

Thanks for the fast delivery and our customer is very satisfied for the rockwell hardness tester, and hope more orders soon.

—— Neil Renato

After we visited the customer, they finally decided to purchase Brinell hardness tester iBrin-413Z, now we have installed the unit at customer’s site,

—— Fermin Lee

Thank you for the indenters (diamond  cone 120 degrees). We recently got it and already tested it. Indenters  are good as we expected. 

—— Dalius Skinulis

The Measurements are good for Brinell Tester HBST-3000.

—— Sun Chull Kim

Hey, the hardness tester iVick-484ST was installed last week and works well, thanks for the professional support.

—— Sabinian Smith

I am glad to inform you that the installation of the SHB-3000C Brinell hardness tester has been finished successfully. I would like to thank you!

—— Robbin

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Company News
china latest news about Stereo Zoom Microscope iqualitrol iStereo-SZ Series

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[2024-09-06 08:26:05]
High Resolution Large Depth of Field iqualitrol iStereo-SZ Series Stereo Zoom Microscope Technical Specifications: Model iStereo-SZ650 iStereo-SZ680 iStereo-SZ810 Objectives Zoom Range 0.7X-4.5X 0.68X-4.7X 0.65X-5.3X Zoom Ratio 1 : 6.5 1 : 6.8 1 : 8.1 Field Diameter (mm) Φ22 Φ23 Φ24 Working Distance ... Read More
china latest news about The 24th China International Industry Fair

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[2024-09-05 15:26:24]
The 24th China International Industry Fair China International Industry Fair (CIIF) is the longest-running national-level industrial event. Since its launch in 1999, CIIF has been staged in autumn annually in Shanghai for more than 20 sessions successfully. CIIF is dedicated to the promotion of ... Read More
china latest news about Determination and Control of Spheroidizing Annealing Structure of Low and Medium Carbon Steel

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[2024-09-05 08:07:25]
Determination and Control of Spheroidizing Annealing Structure of Low and Medium Carbon Steel For most fastener products (bolts, screws, studs, rivets, etc.), soft annealing or spheroidizing annealing is required. Spheroidizing annealing is a process method to obtain fine-grained (spherical) ... Read More
china latest news about Stereo Microscope iqualitrol iStereo-SZ66

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[2024-09-04 09:28:55]
Parallel Optical Path Stereo Microscope iqualitrol iStereo-SZ66 with Magnification 6.8x-45x Technical Specifications: Item Specification Outfits Order No. Objective Body Galileo optical system, Left and right parallel optical path, Non-coaxial image, Zoom range: 0.68-4.5X ● SZ101101 Tube Head ... Read More
china latest news about Microstructure and Mechanical Properties of Titanium Alloys

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[2024-09-04 08:17:14]
Microstructure and Mechanical Properties of Titanium Alloys Microstructure of Titanium Alloys Titanium alloys have a variety of hot working processes and have very complex phase changes. There are many types of organizations, including dual-state organization, three-state organization, equiaxed ... Read More
china latest news about Defects in Metal Material Forming Processing, Part 13

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[2024-09-04 08:07:11]
Defects in Metal Material Forming Processing, Part 13 Defects in metal forming processes can arise due to various factors, including material properties, process parameters, and environmental conditions. Here are some common defects associated with metal forming: Uneven composition and structure ... Read More
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[2024-09-03 09:15:26]
Sensor China 2024 SENSOR CHINA is one of the top sensor events in Asia. It meets the current market demand and the industry development trend and provides a platform for inter-industry chain communication and exchange. Sensor China is the first and only sensor oriented professional industry event in ... Read More
china latest news about Defects in Metal Material Forming Processing, Part 12

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[2024-09-03 09:01:32]
Defects in Metal Material Forming Processing, Part 12 Defects in metal forming processes can arise due to various factors, including material properties, process parameters, and environmental conditions. Here are some common defects associated with metal forming: Mechanical damage External force ... Read More
china latest news about Defects in Metal Material Forming Processing, Part 11

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[2024-09-02 20:10:09]
Defects in Metal Material Forming Processing, Part 11 Defects in metal forming processes can arise due to various factors, including material properties, process parameters, and environmental conditions. Here are some common defects associated with metal forming: Pockmarks The rough surface of the ... Read More
china latest news about Optical terminology for Profile Projectors

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[2024-09-02 12:46:18]
Optical terminology for Profile Projectors The profile projector uses non-contact measurement method. It can observe tiny parts and easily deformed parts that are difficult to detect with contact measurement. It can also detect the contour size and surface shape of various complex workpieces, such ... Read More
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