Investigation of the Effects of Heating & Quenching on the Microstructure & Mechanical Properties of 22MnB5 Steel Sheets
Başlık:
Investigation of the Effects of Heating & Quenching on the Microstructure & Mechanical Properties of 22MnB5 Steel Sheets
Yazar:
Shi, Jiakai, author.
ISBN:
9780355968545
Yazar Ek Girişi:
Fiziksel Tanımlama:
1 electronic resource (103 pages)
Genel Not:
Source: Masters Abstracts International, Volume: 57-06M(E).
Advisors: Daniel E. Green Committee members: Ahmet T. Alpas; Vesselin Stoilov.
Özet:
Hot stamping of high-strength structural automotive components with tailored mechanical properties will help to reduce vehicle weight as well as improve crashworthiness. The purpose of this research is to establish the relationship between the quenching start temperature in a hot stamping process and the as-quenched mechanical properties and microstructures. A series of heating and quenching trials were carried out on 22MnB5 steel sheets having 2 different thicknesses, and final mechanical properties were determined from tensile tests and corresponding microstructures were analyzed. It was found that when the quenching start temperature is decreased to between 900°C and 720°C, the final strength of the as-quenched steel will rapidly decrease from about 1500 MPa to less than 570 MPa. The results of this research can be used to design structural automotive parts with tailored properties.
Notlar:
School code: 0115
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Yer Numarası | Demirbaş Numarası | Shelf Location | Lokasyon / Statüsü / İade Tarihi |
---|---|---|---|
XX(693210.1) | 693210-1001 | Proquest E-Tez Koleksiyonu | Arıyor... |
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