3D printing technology, is a new round of scientific and technological revolution and the important driving force of industrial change. 2024 Zhongguancun International Technology Transaction Conference, Tsinghua University scientific and technological achievements into enterprises Tsingyan Zhizhi Beam released a new product of the electron beam 3D printing

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01Connections Overview Understanding the importance of the various types of connections is the foundation of any modern society's machine building and engineering applications. From chains to homes, from bridges to vehicles, everything relies on solid and reliable connection technology.

12. Overall system sealing function test: Under simulated or near-actual working conditions, the entire pressure system (including vessels, pipelines, valves, instrumentation joints, etc.) is subjected to an integrated sealing performance test to assess the leakage level of the system in the linkage state.10

Stainless steel flux cored wire selection of stainless steel flux cored wire application of active gas shielded welding, flux cored wire active gas shielded welding has the following characteristics. ① Compared with electrode arc welding, the deposition speed can be increased by 2~4 times.

Boring is a method of machining on a prefabricated hole with a cutting tool to make it enlarged, and the boring work can be carried out either on a boring machine or on a lathe.

1.1 钣金展开概述钣金件一般是指利用金属的可塑性，针对具有一定厚度的金属薄板通过剪切、冲压成形、折弯等工艺，制造出单个零件，然后通过焊接、铆接等组装完成的组件。

In the field of modern precision manufacturing, CNC aluminium machining has become the core machining process in the aerospace, automotive manufacturing, electronic communications, medical equipment, automation equipment and other industries by virtue of the unique advantages of aluminium alloys of light weight, high thermal conductivity, easy cutting and corrosion resistance.

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The application of CNC technology has made a qualitative change in the traditional manufacturing industry, especially in recent years. The development of microelectronics technology and computer technology has brought new vigour to CNC technology. CNC technology and CNC equipment is an important foundation for the industrial modernisation of each country.