Month: August 2022

The opposite sex gets along at these 2 time points, easy to get emotional

People's emotional psychology is very subtle, especially women, such as the weather forecast, forecast again accurately. That is also the probability of the problem. She thought she would be very happy today. She did not think she was unhappy for no reason. Women are emotional, her joys and sorrows guide her emotional direction, her emotional …

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The preheating, post-heating and post-welding heat treatment should not be neglected in the welding process

1 Purpose of preheating 1. Reduce the cooling rate after welding. 2. Reduce hardening tendency to prevent cracks. 3. Reduce the temperature difference in the heat affected zone, which is beneficial to reduce welding stress. 2 Range of preheating applications in Metal Welding Service When welding steels with high hardening tendency, preheat them before welding. …

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Talk about the characteristics of stamping parts

The stamping part mainly depends on the working pressure of the punching machine. According to the stamping die, the metal material is processed into a metal part. Only by understanding the characteristics of stamping parts, can we better play its advantages and better compete for the market. Next, China metal stamping to analyze the characteristics …

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CS8563 4.5W*2 dual channel audio chip application

CS8563S is a dual-bridge audio power amplifier chip, using SOP16L packaging mode, less peripheral components, with loudspeaker developed and single terminal stereo ear amplifier two modes, the chip built-in low power standby circuit and overheating protection circuit. The chip has a variety of power input methods, the maximum is not more than 6.8V, different working …

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