Steel, ever-evolving material, has been the most preeminent of all materials since it can provide wide range of properties that can meet ever-changing requirements. In this course, we explore both fundamental and technical issues related to steels, including iron and steelmaking, microstructure and phase transformation, and their properties and applications.
제공자:
포항 공과 대학교
1,202 등록됨
강의 계획 - 이 강좌에서 배울 내용
주
1완료하는 데 18분 필요
Introduction to iron and steels
This course introduces the very first history of iron and steel. You will learn from where iron came from to the first production of iron by human industry. Information on the basic concept of iron and steel will be covered.
6 videos (Total 18 min)
6개의 동영상
Introduction1m
Metal changed the world5m
What is iron, what is steel?3m
Ferrous Metallurgy in Antiquity3m
The first in encountering, making, producing Iron2m
주
2완료하는 데 23분 필요
Ferrous metallurgy and steel industry
This course explains the development of steel industry with the timeline on the history of iron and steel making processes. Information on the world production of steels and the importance of steel industry will also be treated.
4 videos (Total 23 min)
4개의 동영상
Modern Steel industry3m
World Steel Production1m
Remarks: Steel - Its Importance1m
주
3완료하는 데 1시간 필요
Iron and steelmaking I: Ironmaking and raw materials
The next four courses cover the whole steel production process. This particular course covers the ironmaking from raw materials. Processes from the pretreatment of raw materials to the reaction inside the blast furnace are treated. Alternative ironmaking process to reduce the environmental problems will also be introduced.
4 videos (Total 30 min), 1 quiz
1개 연습문제
Quiz6m
주
4완료하는 데 1시간 필요
Iron and steelmaking II: Pretreatment and BOF steelmaking
This course handles the steel making process which is converting the hot metal formed in the ironmaking process into steel. Hot metal pretreatment to decrease some of the impurities, and basic oxygen furnace (BOF) process to reach the required composition will be treated in detail. Related reactions and technics are also introduced.
4 videos (Total 40 min), 1 quiz
4개의 동영상
Hotmetal preatreatment11m
Basic oxygen furnace process12m
Basic oxygen steelmaking reactions5m
1개 연습문제
Quiz6m
주
5완료하는 데 1시간 필요
Iron and steelmaking III: Other steelmaking route – EAF and STS, and secondary refining of liquid steel
Secondary refining processes to acquire the final composition of steel are covered in this course. Various facilities and processes of deoxidizing and degassing are explained. Other steelmaking routes of employing electric arc furnace (EAF) and processes are stainless steel (STS) production are also introduced.
3 videos (Total 32 min), 1 quiz
1개 연습문제
Quiz6m
주
6완료하는 데 26분 필요
Casting and rolling
This course handles the final processes of casting and rolling to obtain the final steel products. Casting to form semi-final products is explained with the main components and their functions. Rolling processes are treated separately into hot rolling and cold rolling.
2 videos (Total 20 min), 1 quiz
1개 연습문제
Quiz6m
4.6
17개의 리뷰최상위 리뷰
The course contains a vital information about making steel an iron.\n\nBut the accent of the teacher is a bit bad, anyway it's a great course
This cousre has been really helpful as it has given to me a better understanding in iron and steelmaking.
강사
Kim, Nack Joon
ProfessorGraduate Institute of Ferrous Technology
Suh, Dong Woo
Associate ProfessorGraduate Institute ofFerrous Technology
Kang, Youn-Bae
ProfessorGraduate Institute of Ferrous Technology
Kim, Sung-Joon
ProfessorGraduate Institute ofFerrous Technology
포항 공과 대학교 정보
POSTECH opened its doors in 1986 as the first research-oriented university in Korea to educate the brightest minds in the country and lead the transition of Korea’s higher education from dissemination to creation of knowledge. Since its establishment 30 years ago, POSTECH has taken on numerous challenges and innovations to revolutionize the culture of and raise the bar for scientific research in Korea. As such, the past three decades represent the proud history of POSTECH, which has marked a meaningful milestone in the community of higher education and science/engineering in Korea and has since grown into one of the top universities in Asia.
Now, POSTECH is poised to take another leap forward over the next three decades: driven by the open and fearless spirit to tackle the unknown, it will serve as a flagship university that proposes a new role for value creation in society. We at POSTECH will continue to dedicate ourselves to our mission—providing the finest education and fostering talented youth into leaders equipped with a comprehensive and essential skill set for the future. Also, we will further build upon the research excellence POSTECH has achieved thus far to make direct contributions not only in expanding boundaries of scientific knowledge but also in leading the socio-economic progress of the country and region.
The founding tenets of POSTECH aims to serve the nation and humanity through education, research, and industry-academic cooperation. Going forward, we will spare no efforts to open a new path of value creation through continuously ensuring “devoted education,” “outstanding research,” and “robust job and business creation” and to develop into a top global university that proudly represents Korea.
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