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How to Identify Leeb Hardness Tester? The iqualitrol Leeb hardness tester is an excellent instrument for measuring metal hardness among hardness testers. Iqualitrol brand Leeb Tester has the characteristics of simple operation, rapid detection, accurate measurement and easy portability, and has been ... Read More
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PID Controllers Explained - Automatic Control PID controllers are named after the Proportional, Integral and Derivative control modes they have. They are used in most automatic process control applications in industry. PID controllers can be used to regulate flow, temperature, pressure, level, and ... Read More
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What is CASS testing? The Copper Accelerated Acetic Acid Salt Spray (CASS) test, often referred to as the Salt Fogging Test, is used to simulate and evaluate the corrosive performance of decorative copper/nickel/chromium or nickel/chromium coatings on steel, zinc or aluminium alloys and plastics ... Read More
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What is Cyclic Corrosion Testing (CCT)? Cyclic Corrosion Testing (CCT) has evolved in recent years, largely within the automotive industry, as a way of accelerating real-world corrosion failures, under laboratory controlled conditions. As the name implies, the test comprises different climates which ... Read More
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Testing Method for Hardness of Stamping Parts Stamping parts are the most commonly used parts in the field of metal processing and mechanical manufacturing. Stamping parts processing is a processing method that uses molds to separate or form metal strips. Its application range is very wide. Stamping ... Read More
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Surface Hardness Test Method of Thermal Spray Coating When the thickness of thermal spray coating is thin, such as the thickness of spray coating is less than 0.15 mm, the Vickers and Knoop microhardness test of metal coating and other related coatings (GB 9790-88) can be referred to. When the ... Read More
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What is Alloy Segregation? When an alloy solidifies from liquid to solid, the constituent elements are unevenly distributed in different parts. This phenomenon is called segregation. 1. Gravity segregation. This segregation is caused by the difference in density between the constituent phase and the ... Read More
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An Explanation of the Echo-to-Echo Measurement Technique Introduction: The ultrasonic echo-to-echo technique utilizes gates set around two consecutive backwall echoes and measures the difference between them. This difference negates the coating thickness and returns just the part thickness. The echo... Read More
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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
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Metal Fatigue Failure and Characteristics Fatigue failure refers to the phenomenon that metal materials fail due to cumulative damage after a certain number of cycles under the action of variable loads. Fatigue failure has a certain degree of contingency and randomness, and the probability of ... Read More
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