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IN is the German Industrial Standard
DIN is an acronym that stands for Deutsches Institut fur Normung—the German Institute of Standards. Founded in 1917 by the German government, DIN is a non-profit organization responsible for setting and maintaining standards for products, processes, services, systems, and personnel in Germany.
D......
1047 
Olivia
JGJ81-2002 Welding Technical Regulations for Architectural Steel Structures (Part 26)
Welding of Structural Steel Frameworks
Structural steel frameworks are commonly used in the construction of bridges, buildings, and other infrastructure projects. Welding is an essential part of fabricating these structures, as it allows the steel components to be securely joined together.
There......
Low alloy steel welding rod GB 5118-85
Introduction
Low alloy welding electrodes are used when welding low alloy steels and are mainly used as filler metal electrodes in gas metal arc (GMAW) and gas tungsten arc (GTAW) welding processes. Low alloy welding electrodes are made of metals and alloys such as nickel and aluminum, which allo......
Flux for submerged arc welding of low alloy steel GB 12470-90
，标准不低于TOEFL阅读难度
Low Alloy Steel Arc Welding: Welding Agents
One of the most important reasons why steel is the most popular material used in the construction of industrial facilities is its ability to be combined and interrupted. This ability is made possible by welding, a process that u......
Two draft national standards for nuclear instruments passed the examination and approval
Standard Drafts Approved on Nuclear Instrumentation
Nuclear technology is a rapidly developing field of science, requiring specialized instruments and devices to measure, monitor, and analyze data in order to ensure safety, accuracy, and efficiency. Various instruments such as gamma spectrometers......
The standard commonly used in the UK is the BS standard (British Standard)
This report will explore the British Standard (BS) and how it is used in the UK. The report will cover the background of the BS, its purpose, types of standards, how it is developed and managed, and how it is used in different industries.
Background of the British Standard
The British Standard (BS......
GB 1173-86 Specifications for Casting Aluminum Alloys
，或者英文报告
2500 Words on Casting Aluminum Alloy Technology
The casting of aluminum alloys is an important process for producing components of various shapes and sizes. The technology has been around since ancient times and has been used to create tools, weapons, and sculptures. In this paper, ......
GB/T 2517-1981 Designation, chemical composition and mechanical process properties of hot-rolled steel sheets and strips for general structures
GB/T 2517-1981 Hot Rolled Symbols, Chemical Composition and Mechanical Properties of Steel Plate and Strip for General Structures
GB/T 2517-1981 specifies the symbols, chemical compositions and mechanical properties of hot-rolled steel plates and steel strips used in general structures. All of th......
Alloy structural steel (GB 3077-88) (4)
The development process of alloy structural steel (GB 3077-88)
Alloy structural steel is one of the important structural materials in engineering and plays an important role in the development of Chinas steel industry. In 1988, an alloy structural steel variety was added, and it was also the basi......
Cold-rolled steel plates and strips (GB/T 708-1988)
Introduction
Cold rolled steel sheets and strips are steel products produced from hot rolled steel sheets or strips through a number of cooling, annealing and/or cold rolling processes. Cold rolled steel sheets and strips are an important material used in many industries because of their high str......
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