Mechanical Properties of Welded Materials

16/03/00


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Table of Contents

Mechanical Properties of Welded Materials

Mechanical Properties

Static Strength

Weld Stress Calculation

Fillet Weld Designs

Practical Limits on Fillet Weld Size

Fatigue Performance

Applied Stress and Actual Stress

Stress Concentrations

Nature of Fatigue Cracks

S-N Diagrams

Dependence of S-N Curves on Joint Shape

Design Data

Joint Types I

Joint Types II

Joint Types III

Joint Types IV

Joint Designations

Joint Designations (cont.)

Design Lines: 2.3% Failure Risk

Variable Amplitude Loading: Miner’s Rule

Improving Fatigue Strength

Design for Fatigue Loading

 Author: Steve Bull

Email: s.j.bull@ncl.ac.uk

Home Page: http://www.staff.ncl.ac.uk/s.j.bull