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American Wire Standard
American Wire Gauge Standard
American Wire Gauge (AWG) is a system of labeling electrical conductors that is widely used in the United States. It is also referred to as the Brown & Sharpe (B&S) gauge, although that term is ambiguous. AWG assigns a gauge number to each size of conduit or wire. The......
1039 
Sophie
Comparison table of commonly used steel grades at home and abroad (3)
Steel Grades Comparison Table
China GB Japan JIS USA ASTM Germany DIN
20# 1020 S20C A520C DIN C22
45# 1045 S45C A29M DIN C45
65Mn 16Mn 20Mn2 SMn420 A29M DIN C45
20CrMnTi 20CrMnTi 20CrMnTi SMn433 A29M DIN1.2713
40Cr 5140 527A40 41Cr4 SCr440 A29M DIN1.7035
20Cr 4118 572M20 20Cr4 SCr22 A29M DIN1.......
The representation method of Swedish standard steel grade
Introduction
Sweden standard steel numbers are a system used to differentiate a variety of steels. The system was devised by the Swedish steelmaker ASSAB and is widely used in Europe and North America. The system assigns a four-digit number to each steel, which includes information about the grad......
China Rebar Steel No.
Chinas reinforcing steel is among the worlds leading steel products, with excellent mechanical and chemical properties, exceptional welding performance, and reliable corrosion resistance. Its mechanical properties are also suitable for a variety of applications.
The most commonly used reinforcing......
GB/T 8164-1993 steel strips for welded steel pipes
GB/T 8164-1993 Steel Strips for Welded Steel Pipes
This standard is applicable to the steel strips which are used for the manufacture of welded steel pipes.
1. Scope
This standard specifies the requirements for steel strips used for the manufacture of welded steel pipes.
2. Normative reference......
GB/T 2970-91 Ultrasonic wave inspection method for medium and thick steel plates
Introduction
Ultrasonic testing (UT) is one of the most versatile, accurate and economical methods used to detect and repair cracks, inclusions, and other defects in a variety of materials, including thick steel plates. UT was first developed in the 1950s and has since been used for the detectio......
Mechanical Design Terminology (4)
：
1.CAD（Computer-Aided Design）: CAD is a form of computer assisted design which enables engineers, architects, and other professionals to design and produce projects with a computer. CAD includes powerful tools for generating three-dimensional models, two-dimensional drawings, and simulations.
......
Industry Standard Specification English-Chinese Comparison-Process Equipment 1
Industry Standard and Specification English-Chinese Correspondence - Process and Equipment
振興装置Agitating Device
振興装置是用于攪拌和搅拌液體的裝置。它是一種包含離心機，泵，回油馬達或傳動機構，安裝在容器中的裝置。此實驗室項目用作生物試驗和醫學實驗，其中必須搅拌細菌於液態環境中以保持微生物......
Mineral interfacial electric double layer
Mineral Surfaces: The Double Layer
Minerals are all around us, ranging from the white, soft chalk that is used in sidewalk art all the way to the hard, dense iron ore that is used to make steel. But sometimes we forget to think about what happens when these minerals interact with other minerals, ......
medium crushing
Year in Review
This year has been a year of contrasts, challenge and success with lockdowns and restrictions to control the spread of the global pandemic that has engulfed the world. In some places, the response to the pandemic has been aided by advanced technology with hot spot testing being use......
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