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Hardness of metal materials Hardness is one of the important indicators for measuring the mechanical properties of metal materials, which measures their ability to resist external forces such as indentation or scratching. Hardness testing is the fastest, most economical, and simplest test method for ... Read More
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Tapping is the process of using a tap to cut internal threads into the hole of a workpiece. picture (1) The factors that determine the performance of the tap include: Workpiece material cutting speed Cutting edge material hilt Tap form The size of the hole Threaded knife handle cutting fluid Kong ... Read More
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Quenching and tempering treatment usually refers to the quenching of steel and subsequent high-temperature tempering, which is a common process in steel heat treatment. The purpose is to improve the mechanical properties of metals through appropriate heat treatment processes, so that they have good ... Read More
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When it comes to forging, designers are no strangers. Some students say that only large-sized parts (such as when suitable specifications of bars are not available in the market), or complex shaped parts (such as when all machining is too wasteful of material), will they think of forging. In fact, ... Read More
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1. Introduction to steel plates: Steel plate is one of the four major varieties of steel (plate, tube, shape, and wire). With the development of China's national economy, the production of steel plates is gradually increasing. Steel sheet is a flat steel plate made by pouring molten steel, cooling ... Read More
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Spray molding is a widely used metal surface treatment technology, which is popular in fields such as hardware, home decoration, and building materials. Spray molding is the process of delivering powder coatings stored in containers to the nozzle through compressed air. High voltage static ... Read More
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Under the same conditions, the noise of spur gear transmission is usually greater than that of helical gears. The reasons are as follows: 1. * * meshing method * *: The tooth surface of a spur gear is in instantaneous contact during meshing, and the impact force between the tooth surfaces is ... Read More
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The main difference between AT10 and T10 synchronous belts lies in their tooth profile and transmission characteristics. 1. Tooth type difference: The bottom of the tooth type of the AT10 synchronous belt is a circular arc tooth, while the T10 synchronous belt has a full ladder tooth. The difference ... Read More
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Aluminum is the most common material in non-ferrous metals. It is widely used due to its various characteristics that are not found in iron-based metal materials. 1. Lightweight and sturdy: The specific gravity of steel is approximately 7.9, while the specific gravity of aluminum is about 2.7, which ... Read More
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The drive motor, as the core of new energy vehicles, is a key component of the entire drive motor. The motor shaft is used to fix the rotor iron core and achieve torque transmission. Whether its processing quality meets the standard will directly affect the performance of the vehicle's power system. ... Read More
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