Iron is usually the most crucial component in steel, but many other aspects might be present or added. Stainless steels, that are resistant to corrosion and oxidation, generally have to have yet another eleven% chromium.

儘管在文藝復興之前很久，人們已經懂得使用各種低效的方法來生產鋼，但是鋼的普及化要等到十七世紀，也就是有了更高效的生產方法之後。自從在十九世紀發明了貝塞麥煉鋼法之後，鋼就成了一種可大量生產的廉價材料。後來煉鋼法經過更多的改進，例如鹼性氧氣煉鋼法，使得鋼的生產價格更低，但同時品質更好。時至今日，鋼已經成為世界上普遍的材質，年生產量達十三億噸。在各種建築、基礎設施、工具、船隻、汽車、機械、電器及武器中，鋼都是一種主要的成份。現代鋼鐵一般用各種標準化團體所制定的不同品質標準來區分。

Comprehension the distinctions between warm-rolled and cold-rolled steel is important for anybody navigating the extensive landscape of steel items. Let’s think about the two procedures in duration.

Every steel quality has its one of a kind Attributes and normal conclusion-use. Down below are definitely the popular grades of steel as well as their utilizes as determined by the American Modern society for Tests and Materials (ASTM). 

Weldability: Incredibly hot-rolled steel is mostly straightforward to weld, making it suited to a variety of fabrication procedures.

Steel is Employed in transportation in various techniques. Infrastructure for example bridges and rails are built with steel. What's more, it forms the frames of educate autos, motor vehicles, and enormous ships. It's the extraordinary toughness of steel that makes it a fantastic match for these applications.

（英文） 互動刀鋼成份表和比較表生成器 （页面存档备份，存于互联网档案馆）

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Most stainless steels are 1st great site melted in electric powered-arc or simple oxygen furnaces and subsequently refined in An additional steelmaking vessel, generally to reduce the carbon information. In the argon-oxygen decarburization course of action, find more a mixture of oxygen and argon gas is injected to the liquid steel.

Around 50 % on the steel manufactured yearly is used to build buildings and infrastructure for instance bridges. It is generally found in reinforcing bars, and sheet goods Utilized in roofs, inside partitions, ceilings, and structural sections.

It consists of a discount system, that is utilized to การเชื่อมเหล็ก reduce the iron oxide present. A lessening agent named oxygen carbon is used to individual the iron atoms.

Standard guide for editorial techniques and method of product specs for steel, stainless steel, and linked alloys

Simple carbon steel is often even further categorized into 4 groups depending upon the degree of carbon current.

In accordance with the Earth Steel Association, there are about 3,five hundred unique grades of steel. At its core, steel is made up of iron and carbon, but the amount site of carbon, standard of impurities, and additional alloying factors all add to what grade steel is classified.