DESIGN OF WELDED STEEL STRUCTURES: PRINCIPLES AND PRACTICE

Table of Contents

Electric Arc Welding Processes
Introduction
Manual Metal Arc Welding
Metal-Active Gas Welding
Submerged Arc Welding
Stud Welding
Control of Welding Parameters
Selection Criteria of Welding Process
Safety Aspects
Bibliography

Welded Joints
Introduction
Types of Welds
Types of Welded Joints
Heat-Affected Zone
Interacting Variables
Residual Stresses
Bibliography

Defects in Welded Joints
Introduction
Defects in Welds
Defects in HAZ
Concluding Remarks
Bibliography

Control of Welding Distortion
Introduction
Basic Causes of Distortion
Types of Distortion
Control of Distortion
Concluding Remarks
Bibliography

Brittle Fracture
Introduction
Factors Influencing Brittle Fracture
Prevention of Brittle Fracture
Learning from Failures
Concluding Remarks
Bibliography

Quality Control and Inspection
Introduction
Documentation
Materials
Welding Procedure
Skill of Welders and Operators
Layouts, Templates, Markings, Jigs, and Fixtures
Weld Preparation, Fit-Up, and Assembly
Inspection Personnel
Inspection
Concluding Remarks
Bibliography

Design Considerations for Welded Joints
Introduction
Layout, Locations of Joints, and Make Up of Sections
Weldability of the Material
Load Conditions
Joint Types
Weld Types
Weld Size
Edge Preparations
Ease of Fabrication and Inspection
Concluding Remarks
Bibliography

Design of Welded Joints
Introduction
Butt Weld
Fillet Weld
Concluding Remarks
Bibliography

Fatigue in Welded Joints
Introduction
Fatigue Crack
Design
Environmental Effects
Prevention of Fatigue Cracks
Improvement of Welded Joints
Concluding Remarks
Bibliography

Beams and Columns
Introduction
Beams
Columns
Connections
Castellated Beam
Bibliography

Plate Girders
Introduction
Flanges
Web
Web-to-Flange Welds
Transverse Stiffeners
Stiffener-to-Web Welds
Stiffener-to-Flange Welds
Splices
Bibliography

Portal Frames
Introduction
Types of Portal Frames
Knee and Apex Joints
Rafter Site Joints
Bases
Bibliography

Trusses and Lattice Girders Using Rolled Sections
Introduction
Typical Usage
Advantages of Welded Roof Truss
Truss Types and Characteristics
Analysis
Connections
Bibliography

Trusses and Lattice Girders Using Hollow Sections
Introduction
Typical Examples
Advantages
Types of Hollow Sections
Material Quality
Connections
Structural Analysis and Design Parameters
Local Stress Distribution
Joint Failure Modes
Joint Capacity
Joint Reinforcement
Typical Joint Details
Economy in Fabrication
Bibliography

Orthotropic Floor System
Introduction
Advantages
Structural Behavior
Analysis
Typical Details
Distortion
Corrosion Protection
Bibliography

Economy in Welded Steelwork
Introduction
Mechanics of Costing
Factors Affecting Welding Costs
Concluding Remarks
Bibliography