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JGJ81-2002 Construction Steel Structure Welding Technical Regulations (Part 32)
Welding technique in architectural steel structures referred to the requirements of JGJ81 - 2002
Architectural steel structures refer to the structures of buildings, bridges, automobiles and ships constructed by metal materials. In terms of steel, it is the skeleton composed of various metal allo......
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NF is the French standard
NF is the French Standard
France is a developed country with a rich history, culture, and economy. It also has a broad impact across the globe. A testament to this impact is NF, the French Standard, which has become internationally recognized.
But what is NF, and how has it become so influential......
Chinese-English Comparison Table of German Standards, International Standards, and Chinese Standards
Germany Standard and International Standard, Chinese Standard English translation table
Germany and the international community have established various standards as part of their efforts to maintain order and consistency across many fields. China, in particular, has also developed a number of st......
Electroslag casting alloy tool steel module (YB/T155-1999)
Introduction
Tool steel is one of the most important components used in metalworking and mechanical manufacturing. It is a special steel alloy composed of many elements and used in a wide range of industrial applications. It has strong wear resistance, high strength and good toughness, as well as......
GB/T 4162-91 Ultrasonic Inspection Method for Forged Steel Bars
材料
Abstract
Ultrasonic testing is an important technique for detection of rolling defects in steel bars. Ultrasonic testing is typically used to detect internal flaws, such as cracks and other discontinuities, that cannot be detected by visual inspection. GB／T 4162–91 regulates the ultrasonic ......
Russian and European steel scrap standards
，标题为：Russia and European Scrap Steel Standards
Introduction
Scrap steel is an important resource in the industrial world today. It is used not only to make steel products, but also to manufacture parts and components for various machinery, vehicles, and tools. Steel scrap comprises a wide var......
International Standard for Ferroalloys - Ferro Tungsten
Tungsten-Iron Alloy International Standard
Introduction
Tungsten-iron alloy is an intermetallic compound (IMC) of tungsten and iron. This alloy has good corrosion resistance, electrical conductivity, and high-temperature stability. The diverse properties make this alloy beneficial in a wide rang......
Chemical Composition of Aluminum and Aluminum Alloy Processed Products GB 3190–82
GB 3190–82 is the standard for chemical compositional requirements for aluminum and aluminum alloy processing products. It sets forth the minimum and maximum allowable nitrogen, carbon, silicon, manganese, magnesium, zinc, aluminum, phosphorus and other key elements, as well as their impacts on p......
Reference Standards for Metallurgical Products
Introduction
Metallurgy is a branch of engineering that studies the properties and processing of metals. There are a variety of products associated with metallurgy. This includes things such as structural steel, steel plates, aluminum products, cast iron, steel tubes, and more. The quality of pro......
Hot-rolled wire rod for prestressed steel wire and steel strand (YB/T146-1998)
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Pre-stressed Steel Wire and Steel Strand by Hot Rolled Coil (YB/T146-1998)
Pre-stressed steel wire and the steel strand are usually manufactured by a hot rolled coil process to produce good toughness and a durable, uniform surface finish. The hot rolled steel coiling process involves heating the......
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