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Casting Defects of Metal Materials, part 1 The main defects of casting products are segregation, pores, shrinkage and shrinkage, inclusions, cracks, cold shut and other defects. 1. Segregation Segregation - the phenomenon of uneven chemical composition in the casting. Segregation makes the ... Read More
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Common Defects in Carburizing and Quenching The heat treatment process is inseparable from three core issues: heating, insulation, and cooling. In detail, it includes heating temperature, heating rate, insulation time, cooling rate, and of course atmosphere problems. So once a problem occurs, we ... Read More
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Lithium Battery Safety Performance Testing Method I, Surface Defect Detection The surface defects of lithium batteries are mainly caused by damage to the raw materials themselves or accidental contact on the production line. They are mainly manifested as scratches, wrinkles, bulges, dents, pits, ... Read More
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SYS-B Portable Sand Mould Surface Hardness Tester with Plastic & Metal Construction Product Features: The iqualitrol surface hardness of sand mould is scored as: A, B, C, three models, of which: A Type: apply to manual or mechanical low and medium pressure molding of fine sand (core) surface ... Read More
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Analysis of Safety Hazards of Lithium Batteries Energy-saving and environmentally friendly new energy vehicles are a direction of development in the automotive industry. Batteries, as energy storage components and power sources for new energy vehicles, play a core role in new energy vehicles. ... Read More
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Improvement Methods for Heat Treatment Deformation and Cracking of Stamping Dies There are many reasons that affect the heat treatment deformation and cracking of stamping dies, which are mainly related to many factors such as the original organization, the chemical composition of the steel, the ... Read More
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What is The Through-Diamond-Technique Method? While both methods – UCI- and Rebound – are successfully used in the field and solve many on-site hardness testing applications, there are limitations concerning the kind of material under test and its size and weight, respectively. Furthermore, because ... Read More
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What is Full-angle Leeb Hardness Tester? The full-angle Leeb hardness tester measures at any angle in accordance with the Leeb principle to calculate the hardness value, regardless of whether it is upward, downward or horizontal. The same measurement results are obtained for the same workpiece in ... Read More
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The Practical Application of TDT Hardness Testing The PC-based TDT system consists of a hand-held PC and the TDT probe. The interface between instrument and probe serves as power supply for the probe as well as connector for all control functions. The interface also feeds the BAS signal from the CCD ... Read More
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Hardness Test of Rebound Method Hardness testers using the Rebound method operate in a slightly different manner. Although the size of the test indentation generated is connected with the material hardness even in this case, it is indirectly measured via the loss of energy of a so-called impact body... Read More
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| Factory Address:No. 88 Jiaolian Yiheng Rd, Wanjiang District, Dongguan, China, 523046 | |
| Sales office:Room 301, Building No.1, No. 2 Jiaolian Yiheng Rd, Wanjiang District, Dongguan, China, 523046 | |
| +86--13711988687 | |
| sales@iqualitrol.com | |
