steel-making-direct-reduced-iron-process

Direct reduced iron process

Direct reduced iron process   The direct reduced iron process (DRI) is becoming more and more important in the climate change debate about producing steel with as little CO2 as possible. Learn more about this process in this article.   This article provides answers to the following questions, among others:   How does the direct…

steel-making-blast-furnace-zones

Blast furnace process

Blast furnace process   This article provides answers to the following questions, among others: Why is carbon used for the blast furnace process? How important is the “Boudouard reaction” for the blast furnace process? What chemical processes distinguish indirect reduction from direct reduction of iron ores? What is carburization? How much carbon does pig iron…

steel-making-oxygen-converter-process.

From pig iron to crude steel

From pig iron to crude steel   Pig iron to crude steel This article provides answers to the following questions, among others: Why is pig iron brittle? What are red shortness and hot shortness? What ist Linz–Donawitz-steelmaking? Why is scrap added to the oxygen converter process? Introduction Desulfurization Decarburization (basic oxygen steelmaking) Introduction   Due…

From crude steel to steel

From crude steel to steel This article provides answers to the following questions, among others: What is secondary metallurgy? What is rimmed steel, semi-killed steel and killed steel? For what purpose is vacuum treatment carried out? How does the electro-slag remelting (electro-flux remelting) work? 1 Introduction 2 Deoxidation 3 Vacuum treatment (degassing) 4 Remelting process 5 Alloying Introduction In the early…

steel-making-continuous-casting

From steel to semi-finished products

From steel to semi-finished products   This article provides answers to the following questions, among others: What are slabs? What are bottom and top pouring? What are the advantages of rimmed steel? Why is only killed steel suitable for continuous casting? What are billets? 1 Ingot casting 2 Continuous casting Ingot casting With ingot casting, the molten…