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China Dongguan Quality Control Technology Co., Ltd. certification
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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 What is TC4 Titanium Alloy?

What is TC4 Titanium Alloy?

[2026-03-05 10:12:34]
What is TC4 Titanium Alloy? TC4 titanium alloy, also known as Ti-6Al-4V, is a widely used α-β titanium alloy that consists of two phases: the α phase (alpha) and the β phase (beta). This alloy contains approximately 6% aluminum (Al), which stabilizes the α phase, and 4% vanadium (V), which ... Read More
china latest news about Metallographic Sample Preparation Process

Metallographic Sample Preparation Process

[2024-09-24 09:23:58]
Metallographic Sample Preparation Process Metallographic sample preparation usually includes sampling, inlaying, grinding, polishing, etching and other work processes, which require certain technical skills to support in order to produce qualified metallographic samples that meet microscopic ... Read More
china latest news about What Is Plastic Deformation In Metals?

What Is Plastic Deformation In Metals?

[2024-09-18 17:18:20]
What Is Plastic Deformation In Metals? Deformation of materials can be defined as macroscopic changes to the size and shape of materials under the effect of mechanical loading, thermal loading or phase transformation, etc. From a mechanical point of view, it is possible to classify deformation into ... Read More
china latest news about What Is a Centrifuge?

What Is a Centrifuge?

[2024-06-18 07:50:24]
What Is a Centrifuge? A centrifuge is a machine that uses centrifugal force to separate the contents of a sample based on their density. When the centrifuge spins, it creates a strong centrifugal force. Though separation would eventually happen naturally with Earth’s gravity, the centrifuge machine ... Read More
china latest news about Types of Materials Failure

Types of Materials Failure

[2026-02-26 18:47:20]
Types of Materials Failure There are four types of material failure: deformation, fracture, corrosion, and wear. Regarding Deformation: Mechanical components change in shape and size under external force but do not crack or break off, and their functionality is affected, sometimes weakened or ... Read More
china latest news about Operation Video for iqualitrol Mounting Press ZXQ-50S

Operation Video for iqualitrol Mounting Press ZXQ-50S

[2024-09-18 11:26:24]
Click the URL to watch: Operation Video for iqualitrol Mounting Press ZXQ-50S Model iqualitrol ZXQ-50S is an automatic hot mounting press with water cooling function, suitable for almost materials. You only need to place the sample in the mould, select the program number for your specific applicatio... Read More
china latest news about Battery Tab Strength Welding Points Tensile Testing Machine iUTM-D100

Battery Tab Strength Welding Points Tensile Testing Machine iUTM-D100

[2026-02-25 16:24:37]
Battery Tab Strength Welding Points Tensile Testing Machine iUTM-D100 Brief Introduction: The iqualitrol battery tab tensile testing machine, also known as a battery tensile tester, is mainly used for testing the tensile strength of battery welding points. Safety Devices: 1. Travel Protection: Set ... Read More
china latest news about ICH DONGGUAN 2026

ICH DONGGUAN 2026

[2026-02-25 12:35:07]
Dongguan International Connector, Cable Harness, and Processing Equipment Expo 2026 The 17th Dongguan International Connector, Cable Harness, and Processing Equipment Expo (ICH DONGGUAN 2026) will be held from March 8 to 10, 2026, at the Guangdong Modern International Exhibition Center in Dongguan. ... Read More
china latest news about Cleavage Fracture of Metal Materials

Cleavage Fracture of Metal Materials

[2024-09-18 17:01:54]
Cleavage Fracture of Metal Materials The fracture form of metal materials separated along a specific crystal plane under the action of tensile stress is called cleavage fracture. The plane where this fracture occurs is called the cleavage plane. Cleavage fracture is a brittle fracture. Cleavage ... Read More
china latest news about Hardness Testing Method of Strip Steel

Hardness Testing Method of Strip Steel

[2024-09-17 14:32:45]
Hardness Testing Method of Strip Steel Strip Steel Introduction: Strip steel is a narrow and long steel plate produced to meet the needs of different industrial sectors. Its width is generally within 300mm, but with the development of the economy, the width is no longer limited. Strip steel is ... Read More
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