Search results for keyword: fluorescence
Radiographic testing
Introduction
Ray detection technology is a method of testing and detecting materials using ray radiation. X-ray technology is the most widely used technique. X-ray is a kind of electromagnetic wave of very short wavelength with higher energies than light. It can penetrate various materials and fo......
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Sophia
Methods of sampling samples for chemical analysis of steel
Chemical Analysis of High-Speed Steel by Sample Taking Method
High-speed steel (HSS) is a type of tool steel that is used in the production of cutting tools due to its ability to withstand intense high speed use. It is resistant to wear and further strengthens when heated. Its chemical compositio......
GB 12827-91 standard reference acetylene carbon black and identification method
Carbon black refers to black powdery or granular material, which is composed of many tiny particles with the average particle size of between 10 and 2000 nanometers. It is composedot many carbon atoms buthydrophobic in nature. Carbon black can be prepared by pyrolysis of hydrocarbons such as coal ......
Alloy structural steel (GB 3077-88) (8)
Alloy Structural Steel (GB 3077-88)
Alloy structural steel is a kind of steel which is used for making steel parts and components. Alloy structural steel is defined as a kind of steel combining the properties of carbon steel and alloy steel. The characteristics of alloy structural steel are its h......
Chemical composition of titanium and titanium alloy grades GB 3620-83
内容
Introduction
GB 3620-83 is a Chinese national standard regarding chemical compositions for titanium and titanium alloys. It is important standard for a further understanding of the chemical compositions of titanium and titanium alloys in China. The standard was issued by the General Administr......
Zirconium and zirconium alloy rods and wires for nuclear industry GB 8769-88
Introduction
Zirconium and zirconium alloys are commonly used in industrial applications, due to their excellent corrosion resistance and high temperature creep resistance. The most common type of zirconium and zirconium alloy rods and wires are Grade 90/2, Grade 120/2 and Grade 180/2 rods and wire......
Screening rate
Myocardial infarction (MI), also referred to as a heart attack, occurs when blood supply to the heart is blocked or reduced, leading to a decrease in oxygen in the heart muscle and tissue death. The extent of the damage depends on how much of the heart muscle is affected, with varying degrees of d......
Mineral Surface Analysis
Minerals are a vital part of life. They can be found deep in the ocean and can also be found high in the mountains. Minerals are used to create the tools, machines, and components we use on a daily basis. They are essential to the process of building modern technology and creating the items we use ......
mineral
Minerals
Minerals are chemical elements that form naturally in the Earth as solids. Minerals can be compounds of elements or compounds of compounds. The word mineral originates from the Latin word mīnērālēs, which means a mineral. Minerals are usually formed in rocks and other solid features i......
The characteristics of the control object in the beneficiation process
Introduction
Effective and efficient ore selection processes are paramount in the successful exploitation of mineral resources. The ore selection process is a complex process that is usually controlled by a range of infrastructure systems in order to maintain a balance between the economics of th......
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