Design of Steel Beam in Torsion (KET0007)

Design of Steel Beam in Torsion, Contents:

INTRODUCTION

1.1 Torsion of beams

1.2 Scope of this publication

1.3 Terminology and symbols

1.4 References to Eurocode 3

ELASTIC THEORY OF TORSION

2.1 St Venant torsion

2.2 Warping torsion

2.3 Relative magnitudes of st Venant torsion and warping torsion

2.4 Example of the variation of rotation for a cantilever

2.5 The shear centre

2.6 Achieving warping restraint at member ends

DESIGNING FOR COMBINED EFFECTS

3.1 Resistance of cross sections

3.2 Buckling resistance

3.3 Stabilizing and destabilizing loads

3.4 Serviceability limit state

DESIGN OF CHANNELS

4.1 St Venant torsion

4.2 Warping torsion

4.3 Practical considerations

DESIGN OF ASYMMETRIC BEAMS

5.1 Types of asymmetric beam

5.2 Section properties

5.3 Transient and permanent design situations

5.4 Design effects

5.5 Verification at ULS

5.6 Serviceability limit state

STRUCTURAL HOLLOW SECTIONS

6.1     Elastic behaviour of hollow sections

6.2     Resistance to combined bending and torsion

DESIGN OF CONNECTIONS

7.1     Types of end plate connection

7.2     Choice of end plate thickness

7.3     Design resistance of end plate connections to combined shearand torsion

7.4     Bolt slip

7.5     The effect of bolt tension on shear resistance

7.6     Restraint against warping at member ends

REFERENCES

APPENDIX A: TORSIONAL PROPERTIES OF SECTIONS-TABLES

APPENDIX B: TORSIONAL PROPERTIES OF SECTIONS-FORMULAE

APPENDIX C: SOLUTIONS FOR ϕ AND ITS DERIVATIVES-FORMULAE

APPENDIX D: SOLUTIONS FOR ϕ AND ITS DERIVATIVES-GRAPHS

APPENDIX E: DESIGN EXAMPLES

Design of Steel Beam in Torsion

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