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Comparison table of copper and copper alloy grades at home and abroad
Table of copper and copper alloys designations
1. Introduction
Copper and copper alloys are some of the oldest metals known to man and are present in most common household items. Copper is a versatile material which is used in almost every industry, from electricity and electronics to transporta......
1085 
Sophia
Duplex stainless steel classification and representative grades
Introduction
Duplex stainless steels, also known as ferrite-austenite stainless steel, are highly reliable and corrosion-resistant materials with a two-phase microstructure. The two phases consisted of ferrite and austenite, making duplex stainless steels an exceptional material with both good st......
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......
Iron nickel cobalt glass sealing alloy 4J29 and 4J44 (YB/T5231-1993)
铁—镍—钴玻璃封合金4J29
Introduction
Iron-Nickel-Cobalt Glass Sealing Alloy 4J29 is a kind of casting or hot-forging cobalt-based alloy, which has high melting point of 1700℃－1850℃, high tensile strength and can keep its shape and properties in bearing conditions of higher temperature and pr......
Ductile Iron Castings (Abstract) GB 1348-88
GB 1348-88 Alloyed Ball/Pearlitic Ductile Iron Castings
Chinas national standard, GB 1348-88, defines the requirements for alloyed ball/pearlitic ductile iron castings. Ductile iron is an iron-carbon alloy in which carbon is added along with manganese, nickel and silicon to the base iron. The gre......
Comparison of Chinese and foreign grades of ductile iron
Ball-Type Ductile Iron Standards Comparison
Ductile iron is an important and versatile engineering material, offering high strength combined with excellent mechanical properties, including shock absorption. Owing to its wide range of potential applications, standards have been created to ensure t......
Japanese steel product grades
Introduction
In todays world of ever-changing technology and new products, Japan’s steel industry has seen its fair share of advances, which have allowed for new and improved products. In this article, we will be discussing the various Japanese steel product brand names and their importance in t......
High-quality steel hot-rolled wire rod for Angang prestressed steel wire and steel strand
，价格多少
2500 words of English article about high-quality hot-rolled coiled reinforce steel bar for prestressing steel wire and strand is estimated to cost US$180. The article should include the following contents:
1. Introduction to High-quality Hot-rolled Coiled Reinforce Steel Bar
2. Benefits......
Carbon spring steel wire (GB/T4357-1989)
Carbon spring steel wire, according to GB/T4357-1989, is a low-carbon steel, cold-drawn wire with a round cross section. It is divided into seven varieties designated as A, B, E, F, G, H and I depending on the number of active carbon. The carbon content is generally 0.65~1.35%, and the wire diamet......
Galvanized steel strip for armored cables GB/T4175.2-1984
，内容是GBT4175.2-1984标准的介绍
GB/T 4175.2-1984 Zinc-coated steel strap for armored cable
GB/T 4175.2-1984 is a specification developed by the Peoples Republic of China on the requirements, test methods, inspection rules and marks of zinc-coated steel strap for armored cable.
This Standard is a......
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