Hiroshima University Syllabus

Back to syllabus main page
Academic Year 2023Year School/Graduate School School of Engineering
Lecture Code K5102010 Subject Classification Specialized Education
Subject Name 材料強度学
Subject Name
Subject Name in
Fracture Mechanics
スゲタ アツシ
Campus Higashi-Hiroshima Semester/Term 3rd-Year,  Second Semester,  4Term
Days, Periods, and Classrooms (4T) Weds1-4:ENG 107
Lesson Style Lecture Lesson Style
(More Details)
Credits 2.0 Class Hours/Week   Language of Instruction B : Japanese/English
Course Level 3 : Undergraduate High-Intermediate
Course Area(Area) 25 : Science and Technology
Course Area(Discipline) 09 : Mechanical Engineering
Eligible Students
Keywords Strength of Engineering Materials and Allowable Stress, Fracture, Fracture Mechanics, Fatigue, Creep, Environment Effect 
Special Subject for Teacher Education   Special Subject  
Class Status
within Educational
(Applicable only to targeted subjects for undergraduate students)
Applied subjects in mechanical design 
Criterion referenced
(Applicable only to targeted subjects for undergraduate students)
Program of Mechanical Systems Engineering
(Abilities and Skills)
・Acquring basis of mechanical system engineering steadily and developing the applied skill.

Program of Material Processing
(Abilities and Skills)
・Acquiring basis of mechanical system, material creation and processing engineering steadily, and being able to apply

Program of Energy Transform Engineering
(Abilities and Skills)
・Acquring basis of mechanical system engineering steadily and developing the applied skill. 
Class Objectives
/Class Outline
You can learn method to prevent fracture of materials for mechanical and structural parts.
The following items can be studied in this lesson:
1)factors controlling fracture of material(B),
2)fracture process and mechanism(B),
3)mechanical parameter of initiation and propagation of crack, designing, inspection,  prevention of fracture based on fracture mechanics(B).
Class Schedule lesson1 Case Study of Fracture
lesson2  Law of Failure and Tensile Strength
lesson3 Yield Phenomenon/Strength
lesson4 Appearance and Mechanism of Ductile Fracture and Brittle Fracture
lesson5 Hardness
lesson6 tress Intensity factor K, J integral
lesson7  Fracture Toughness and Impact Strength
lesson8 Intermediate Test
lesson9 Foundation of Fatigue Failure
lesson10 Size and Notch Effect on Fatigue Strength
lesson11 Micro-defect and Mean Stress Effect on Fatigue Strength
lesson12 Fatigue Limit Diagram, Low Cycle Fatigue
lesson13 High Temperature Strength and Creep
lesson14 High Temperature Fatigue
lesson15 Environmental Strength

Examination, reports 
Zairyo kyoudo gaku, The Society of Materials Science, Japan 
PC or AV used in
(More Details) Textbook, printed synopsis of a lecture, powerpoint 
Learning techniques to be incorporated  
Suggestions on
Preparation and
Read textbook along with lesson theme.  
Grading Method Evaluated by both examination(80%) and reports(20%). 
Practical Experience  
Summary of Practical Experience and Class Contents based on it  
Please fill in the class improvement questionnaire which is carried out on all classes.
Instructors will reflect on your feedback and utilize the information for improving their teaching. 
Back to syllabus main page