1 Jiangyu Li, University of Washington Lecture 17 Cyclic Plasticity Mechanical Behavior of Materials...
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Transcript of 1 Jiangyu Li, University of Washington Lecture 17 Cyclic Plasticity Mechanical Behavior of Materials...
1 Jiangyu Li, University of Washington
Lecture 17Cyclic Plasticity
Mechanical Behavior of Materials Chapter 12
Jiangyu LiUniversity of Washington
Mechanics of Materials Lab
2 Jiangyu Li, University of Washington
Stress Strain Curve
Bauschinger effect
3 Jiangyu Li, University of Washington
Mechanical Behavior of Materials: Engineering Methods for Deformation, Fracture, and Fatigue, Third Edition,by Norman E. Dowling. ISBN 0-13-186312-6.
© 2007 Pearson Education, Inc., Upper Saddle River, NJ. All rights reserved.This material is protected by Copyright and written permission should be obtained from the publisher prior to any prohibited reproduction, storage in a retrieval system, or transmission in any form or by any means, electronic, mechanical, photocopying, recording, or likewise. For information regarding permission(s),
write to: Rights and Permissions Department, Pearson Education Inc., Upper Saddle river, NJ 07458.
4 Jiangyu Li, University of Washington
Rheological Modeling of Nonlinear Hardening
5 Jiangyu Li, University of Washington
Mechanical Behavior of Materials: Engineering Methods for Deformation, Fracture, and Fatigue, Third Edition,by Norman E. Dowling. ISBN 0-13-186312-6.
© 2007 Pearson Education, Inc., Upper Saddle River, NJ. All rights reserved.This material is protected by Copyright and written permission should be obtained from the publisher prior to any prohibited reproduction, storage in a retrieval system, or transmission in any form or by any means, electronic, mechanical, photocopying, recording, or likewise. For information regarding permission(s),
write to: Rights and Permissions Department, Pearson Education Inc., Upper Saddle river, NJ 07458.
6 Jiangyu Li, University of Washington
Mechanical Behavior of Materials: Engineering Methods for Deformation, Fracture, and Fatigue, Third Edition,by Norman E. Dowling. ISBN 0-13-186312-6.
© 2007 Pearson Education, Inc., Upper Saddle River, NJ. All rights reserved.This material is protected by Copyright and written permission should be obtained from the publisher prior to any prohibited reproduction, storage in a retrieval system, or transmission in any form or by any means, electronic, mechanical, photocopying, recording, or likewise. For information regarding permission(s),
write to: Rights and Permissions Department, Pearson Education Inc., Upper Saddle river, NJ 07458.
Aluminum Steel
7 Jiangyu Li, University of Washington
Mechanical Behavior of Materials: Engineering Methods for Deformation, Fracture, and Fatigue, Third Edition,by Norman E. Dowling. ISBN 0-13-186312-6.
© 2007 Pearson Education, Inc., Upper Saddle River, NJ. All rights reserved.This material is protected by Copyright and written permission should be obtained from the publisher prior to any prohibited reproduction, storage in a retrieval system, or transmission in any form or by any means, electronic, mechanical, photocopying, recording, or likewise. For information regarding permission(s),
write to: Rights and Permissions Department, Pearson Education Inc., Upper Saddle river, NJ 07458.
8 Jiangyu Li, University of Washington
Mechanical Behavior of Materials: Engineering Methods for Deformation, Fracture, and Fatigue, Third Edition,by Norman E. Dowling. ISBN 0-13-186312-6.
© 2007 Pearson Education, Inc., Upper Saddle River, NJ. All rights reserved.This material is protected by Copyright and written permission should be obtained from the publisher prior to any prohibited reproduction, storage in a retrieval system, or transmission in any form or by any means, electronic, mechanical, photocopying, recording, or likewise. For information regarding permission(s),
write to: Rights and Permissions Department, Pearson Education Inc., Upper Saddle river, NJ 07458.
9 Jiangyu Li, University of Washington
Mechanical Behavior of Materials: Engineering Methods for Deformation, Fracture, and Fatigue, Third Edition,by Norman E. Dowling. ISBN 0-13-186312-6.
© 2007 Pearson Education, Inc., Upper Saddle River, NJ. All rights reserved.This material is protected by Copyright and written permission should be obtained from the publisher prior to any prohibited reproduction, storage in a retrieval system, or transmission in any form or by any means, electronic, mechanical, photocopying, recording, or likewise. For information regarding permission(s),
write to: Rights and Permissions Department, Pearson Education Inc., Upper Saddle river, NJ 07458.
10 Jiangyu Li, University of Washington
Mechanical Behavior of Materials: Engineering Methods for Deformation, Fracture, and Fatigue, Third Edition,by Norman E. Dowling. ISBN 0-13-186312-6.
© 2007 Pearson Education, Inc., Upper Saddle River, NJ. All rights reserved.This material is protected by Copyright and written permission should be obtained from the publisher prior to any prohibited reproduction, storage in a retrieval system, or transmission in any form or by any means, electronic, mechanical, photocopying, recording, or likewise. For information regarding permission(s),
write to: Rights and Permissions Department, Pearson Education Inc., Upper Saddle river, NJ 07458.
11 Jiangyu Li, University of Washington
Mechanical Behavior of Materials: Engineering Methods for Deformation, Fracture, and Fatigue, Third Edition,by Norman E. Dowling. ISBN 0-13-186312-6.
© 2007 Pearson Education, Inc., Upper Saddle River, NJ. All rights reserved.This material is protected by Copyright and written permission should be obtained from the publisher prior to any prohibited reproduction, storage in a retrieval system, or transmission in any form or by any means, electronic, mechanical, photocopying, recording, or likewise. For information regarding permission(s),
write to: Rights and Permissions Department, Pearson Education Inc., Upper Saddle river, NJ 07458.
12 Jiangyu Li, University of Washington
Assignment
1. Mechanical Behavior Materials(Textbook) 12.19
1. For a bar of L=160mm long, r=10mm in diameter, with shear modulus G=50GPa
1. Predict the torque-angle of twist curve based on power hardening law, using H=413MPa, n=0.0633
2. Predict the towque-angle of twist curve based on Ramburg-Osgood model, using H=407MPa, n=0.0490