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The Hardness Detection Method of Quenching Workpiece Many steel workpieces must be treated with quenching to obtain high hardness, high abrasion resistance, and take into account the appropriate plasticity and appropriate gold phase organization. The hardness of the quenching workpiece is usually ... Read More
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Application Range of 400HRD-M150B Purpose Made Motorized Loading Heighten Rockwell Hardness Tester 400HRD-M150B for Large Workpieces The Rockwell hardness tester is simple to operate and measures quickly. The hardness value can be read directly on the indicator. It has high work efficiency and has ... Read More
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What is difference between Rockwell and Superfical Rockwell? A fundamental distinction is made between two types of Rockwell method: Regular Rockwell (or Rockwell) and Superficial Rockwell (or Super Rockwell) • Rockwell: The pre force (or preload) is always 10 kgf, while the total test force (also ... Read More
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Humidity Range of Temperature and Humidity Test Chamber 1. Humidity range of constant temperature and humidity test chamber We know that the humidity of constant temperature and humidity test chamber is relative, such as 50%RH at 30℃; 85%RH at 85℃, and so on, rather than from the lower limit of high ... Read More
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Calibration Steps for Rockwell Hardness Tester Calibration of Rockwell hardness tester is an important part to ensure the accuracy of test results. The following are the steps and methods for calibration: 1. Preparation: Select a suitable standard block for calibration according to the requirements ... Read More
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Calibration Steps for iqualitrol Vickers Hardness Tester iVick-484ST Click the URL to get video: iqualitrol Vickers Hardness Tester Calibration This Calibration Video is suitable follows models: Read More
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Differences Between Chemical Polishing and Mechanical Polishing Chemical polishing is essentially different from mechanical polishing Chemical polishing is the process of dissolving the tiny convexities on the surface to be polished first, improving the roughness of the metal surface and obtaining a ... Read More
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Advantages and Disadvantages of Electropolishing Advantages of electropolishing: 1. Electropolishing can process parts and products with complex shapes and small size, and the surface roughness is good. 2. The polishing time is short and the production efficiency is high. 3. The surface roughness ... Read More
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Advantages of Metallographic Cutting Machine When cutting the samples with a qualified metallographic cutting machine, a smooth surface conducive to fine grinding can be formed. Usually the cutting speed is fast and the efficiency is high. Of course, the selection of grinding wheel, lubrication, ... Read More
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Faults Alarm of Temperature and Humidity Test Chamber Today we will discuss the reasons why the constant temperature and humidity test chamber alarms during operation. Most of the equipment alarms are caused by improper operation. There are reasons: refrigeration system, temperature system and ... Read More
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