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Coordinate system of CNC machine tools
Coordinate systems for CNC machine tools
CNC (computer numerical control) machine tools allow for highly accurate and automated production processes. To ensure that these processes are efficient and of the highest quality, a robust, well-defined coordinate system must be employed. This article wi......
1025 
Sophia
Technical delivery conditions for welded round steel pipes of austenitic stainless steel with special requirements (DIN 17457-1985)
This standard sets out the technical requirements for the delivery of welded stainless steel tubes with special requirements made of austenitic stainless steel (DIN 17457-1985).
1 Scope
This Standard applies to stainless steel tubes made of austenitic stainless steel, referred to as welded tubes......
Welding process standard for steel structure manual arc welding
Standard Operating Procedures for the Manual Arc Welding of Structural Steel
1. Introduction
Arc welding is a process that involves joining two pieces of metal by using an electric arc to melt base materials together. Structural steel is commonly used in the construction of building and other st......
Determination method for intergranular corrosion of aluminum alloy GB 7998-87
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Method for Determining Intergranular Corrosion of Aluminum Alloys
Intergranular corrosion (IGC) is a type of corrosion that primarily occurs along grain boundaries in aluminum alloys. This type of corrosion occurs when certain alloying elements as well as nonmetallic inclusions are exposed to a......
S18-1-2-5 Purpose
Mental Health Awareness
Mental health is an important issue that has grown in prevalence in recent years. Despite growing awareness of mental health, there is still a lack of understanding of what it is and how it affects those living with it daily. Mental health issues can range from mild to sev......
S3-3-2 Purpose
Global Warming and Its Effects
Global warming is a phenomenon that has been around for thousands of years but has become a major issue within the past century. The main factor of global warming is an increase in the amount of greenhouse gases in the Earth’s atmosphere, which trap heat and causes......
Steel wire for bead (GB/14450-199)
Tire cord steel wire (GB/14450-199) is one of the most common kinds of steel wires used in the production of tires. It is a major component in automotive tires, used mainly to reinforce the tires air chamber(s). The wires provide stability and strength to the rubber layers of the tire. Tire cord s......
Chinese and English bilinguals commonly used in the motor industry (1)
Electric Motors have played a crucial role in the modern world, today almost everywhere there are used electric motors in some form or another. Since their invention in the 1880s they have become one of the most important and widely used machines. Although there are several different types of elec......
activator
Activating agent
An activating agent is a chemical compound that is used to enhance the effect of a product, or to cause a reaction that would not occur without it. Activators are commonly used in the production of drugs, cleaning agents, and other products.They can also be used to speed up certa......
mineral polarization
Mineral polarization
Mineral polarization, also known as piezoelectric polarization, is the process of using electrical and mechanical forces to convert a mineral’s inherent energy into electrical energy. By applying a DC voltage to the mineral, a direct electric current is established. The curr......
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