ESDU AZ Index: STESZ
 Steels, 11003
 see also
 Water
 Incorporation in Process Plant as Heat and Power Source
 using process integration techniques, 89001
 see also
 Austenitic Stainless Steels
 Bolted Butt Joints with Cover Plates in Steels
 Bolted Double Lap Joints in Steels
 Bolted Doublers on Both Sides of Plate in Steels
 Chromium Plating
 Disc Springs
 Duplex Stainless Steels
 Fretting Fatigue
 Gears
 Helical Springs of Round Wire
 High Alloy Steels
 High Tensile Low Alloy Steels
 Low Tensile Low Alloy Steels
 Lugs (Fatigue Strength)
 Lugs (Static Strength)
 Maraging Steels
 Martensitic Stainless Steels
 Materials Properties
 Nickel Steels
 Nuts
 Precipitation Hardening Stainless Steels
 Roughness
 Screw Threads
 Shafts with InterferenceFit Collars
 Shafts with Keyways
 Splined Steel Shaft Assemblies
 Steel Sheets
 Studs
 Welded Cover Plates on Steel IBeams
 Welded Joints in Steels
 Welded Longitudinal Joints in Steels Under Axial Loading
 Welded Stiffening Gussets on Steel IBeams
 Welded Transverse Joints in Steels Under Axial Loading
 Welded Transverse Joints in Steels Under Bending
 Bearing, Tensile, Torsion and Shear Strengths 00932 (MMDH)
 Composition of Specific Specifications 00932 (MMDH)
 Corrosion Resistance 00932 (MMDH)
 Creep Behaviour 00932 (MMDH)
 Cyclic StressStrain Curves, 11003
 Density 00932 (MMDH)
 Elastic Moduli in Tension and Rigidity 00932 (MMDH)
 Elastic Modulus in Compression 00932 (MMDH), 76016
 Electrical Conductivity 00932 (MMDH)
 Exfoliation Corrosion Resistance 00932 (MMDH)
 Fatigue Limit
 comparison with other metals and alloys, 71009
 effect of chromium plating and pre and postplating treatments, 86033
 effect of surface roughness, 74027
 Fatigue Strength
 effect of chromium plating and pre and postplating treatments, 86033
 size (scale) effect with or without stress gradient, 87016
 Fatigue Strength Improvement Obtained by Shot Peening, 19003, 19004

 see also
 Shot Peening
 effect of posttreatment stretching, 19004
 effect of treatment before chromium plating, 86033
 Fracture Toughness 00932 (MMDH)
 Generalised StressStrain Curves, 76016
 program to compute from modulus and two inelastic points, 89052
 Izod Data 00932 (MMDH)
 Poisson's Ratio 00932 (MMDH)
 Proof Stresses in Compression 00932 (MMDH), 76016
 Proof Stresses in Tension 00932 (MMDH)
 Specific Heat Capacity 00932 (MMDH)
 StrainLife Data, 11003
 Stress Corrosion Resistance 00932 (MMDH)
 Surface Treatments to Improve Fatigue Strength
 advantages and limitations of various, 89031
 guidance on selection, 89031
 mechanical, thermal and thermochemical, 89031
 method by which residual stresses are induced, 89031
 Thermal Conductivity and Thermal Expansion Coefficient 00932 (MMDH)
 Weldability 00932 (MMDH)
 see also
 Resistance Curves
 Resistance Curves (RCurves), 20003
 Forward or RearwardFacing

 see
 Excrescences
 Pressure Drop Across, 69022
 Definition and Use in Specifying TakeOff Distance Available, 87018
 Concentration
 Due to Dynamic or Static Loading
 see under particular structural element
 Plane

 see
 Plane Strain
 Principal
 Definition, 70016
 Dynamic Response to Turbulence and Wind
 Mean Forces Due to Wind or Other Fluid Flows
 Allowable
 Combination for Fatigue Calculations, 75022
 Contact
 Cycle
 definition of repeated and reversed, 70016
 Definitions
 alternating, level, range, ratio and spectrum, 70016
 Due to Dynamic or Static Loading
 Mean

 see
 Mean Stress
 Plane

 see
 Plane Stress
 Principal
 see also
 Adjacent Circular Holes in Flat Plates
 Circular Holes in Bars or Strips
 Circular Holes in Flat Plates
 Circular Holes in Orthotropic Plates
 Circular Holes in Round Rods and Tubes
 Countersunk Holes
 Cylinders of Circular Section (Strength and Vibration)
 Elliptical Holes in Flat Plates
 Fillets in Bars or Strips
 Fillets in Flat Plate
 Fillets in Round Rods and Tubes
 Fillets of Double Radius in Round Rods and Tubes
 Grooves of FlatBottomed Section in Rods
 Grooves of FlatBottomed Section Inside or Outside Tubes
 Grooves of USection in Rods
 Grooves of USection Inside or Outside Tubes
 Lugs (Stress Concentration Factors)
 Notches in Flat Plate
 Notches with Flat Bottoms in Bars or Strips
 Notches with Flat Bottoms in Edge of Plate
 Rectangular Holes in Flat Plates
 Reinforced Circular Holes in Flat Plates
 Reinforced Circular Holes Near Edge of Flat Plates
 Reinforced Elliptical Holes in Flat Plates
 Reinforced Square Holes with Rounded Corners in Flat Plates
 Reinforced Triangular Holes in Flat Plates
 Shafts with Keyways
 Slots in Bars or Strips
 Splined Steel Shaft Assemblies
 Square Holes with Rounded Corners in Flat Plates
 Triangular Holes with Rounded Corners in Flat Plates
 UNotches in Bars or Strips
 UNotches in Edge of Plate
 Definition of Factor, 64001
 Effect of Interaction With Adjacent
 determination using stress decay from individual concentrations, 75022, 85045
 stress decay from pair of circular holes in narrow plate, 85045
 Effect on Fatigue Strength
 cumulative damage calculations, 95006
 design calculations, 75022
 inelastic behaviour, 76014
 influence of scale, 87016
 Guide to Data Available in Data Items
 index according to form of geometry, 64001
 Holes in Plates
 efficiency of form of reinforcement, 80027
 Reduction to Improve Fatigue Strength, 71009
 see also
 Fracture Mechanics
 Application of Range to Fatigue Crack Propagation Calculations, 80036
 Calculation by Compounding Known Solutions for Simple Configurations
 errors introduced by approximation for particular cases, 78036
 method for obtaining values for complex cases, 78036
 worked examples for particular cases, 78036
 Calculation of Stress Intensity Factors
 central cracks in plates, 22002
 central cracks in sheets, 22002
 circumferential cracks in shells, 22002
 circumferential cracks in tubes, 22002
 cracks in continuously attached stiffeners, 22002
 cracks in discretely attached stiffeners, 22002
 cracks in junctions in threedimensional geometries, 22002
 cracks in spherical shells, 22002
 cracks near stress concentrations in bars, 22002
 cracks near stress concentrations in sheets, 22002
 edge cracks in sheets, 22002
 internal cracks in discs, 22002
 longitudinal cracks in shells, 22002
 multiple cracks in sheets, 22002
 one or two cracks in plates, 22002
 plane circular cracks in bars, 22002
 plane circular cracks in threedimensional geometries, 22002
 plane elliptical cracks in threedimensional geometries, 22002
 radial cracks in bars, 22002
 radial cracks in discs, 22002
 radial cracks in tubes, 22002
 single cracks in sheets, 22002
 Correction for Local Geometry and Plasticity Effects, 80036
 Definition, 80036
 Description of Practical Application, 80036
 Difficulty of Calculating for Short Cracks, 92023, 92030
 Examples of Use in Calculation of Fatigue Crack Growth, 17003, 81011, 84001, 84003
 Lugs Axially Loaded Through ClearanceFit Pins
 single corner crack, 83033
 two diametrallyopposed corner cracks, 83033
 with throughthickness diametral cracks, 81029
 Threshold Range and Its Variation With Stress Ratio, 80036
 Use With Resistance Curves ( RCurves)
 determination of onset of fast fracture, 20003
 Wide Flat Plates Loaded by ClearanceFit Pin
 single corner crack, 83033
 two diametrallyopposed corner cracks, 83033
 see also
 Adhesives for Bonded Joints
 Generalised
 calculation of stress for given strain or for given ratio of stress to tangent modulus, 76016
 equations for, 76016, 89052
 method of determination from limited materials data, 76016
 program to compute from modulus and two inelastic points, 89052
 variation of Poisson's ratio in inelastic region, 76016
 see
 Beams in General
 Beams of Sandwich Construction
 Buckling
 Composite Structures
 Corrugated Plates
 Curved Rectangular Plates
 Curved SpeciallyOrthotropic Rectangular Plates
 Cylinders of Circular Section (Strength and Vibration)
 Faceplate Wrinkling
 Flange Buckling
 Flat Panels in General
 Flat Panels with FibreReinforced Unflanged Integral Stiffeners
 Flat Panels with Flanged Integral Stiffeners
 Flat Panels with Lipped or Unlipped ZSection Stiffeners
 Flat Panels with TopHat Section Stiffeners
 Flat Panels with Transverse Stiffeners
 Flat Panels with TSection Integral Stiffeners
 Flat Panels with Unflanged Integral Stiffeners
 Flat Panels with Unlipped ZSection Stiffeners
 Flat Parallelogram Panels
 Flat Parallelogram Plates
 Flat Plates Tapered in Plan
 Flat Rectangular Plates
 Flat Rectangular Plates Tapered in Thickness
 Flat Sandwich Panels (Cores of Negligible Flexural Stiffness)
 Flat Sandwich Panels (Corrugated Cores)
 Flat Sandwich Panels (Isotropic Cores)
 Flat Sandwich Panels (Truss Cores)
 Flat SpeciallyOrthotropic Rectangular Plates
 Flat Square Plates with Central Circular Hole
 Flat Square Plates with Central Flanged Circular Hole
 Flat Triangular Plates
 Flat Unbalanced Laminated Rectangular Plates
 Helical Springs of Round Wire
 Hydraulic Jacks
 Struts in General
 Struts of Bulb Angle Section
 Struts of Channel Section
 Struts of ISection
 Struts of Lipped or Unlipped ZSection
 Struts of Sandwich Construction
 Struts of ThinWalled Open Section
 Struts of Tubular Section
 Allowable Stresses, SS3
 Conservative (FixedDirection) Loading
 effect on buckling load, 92038
 Description of Buckling Modes
 flange, 78021
 flexural, local and torsionalflexural, 78021, 88034
 Discussion of Effect of Initial Irregularities and Loading Eccentricity, 78021, 88034
 Discussion of Effect of Plasticity, and Residual and Thermal Stresses, 78021
 Dynamic Response to Excitation
 Equivalent Length to Take Account of Loading and End Restraint Effects on Buckling Load
 stepped under direct loading with rigid intermediate support at step, 92038
 tapered along length or at both ends under direct loading, 92038
 uniform section under direct and conservative or nonconservative distributed loading, 92038
 uniform section under direct and distributed loading with elastic intermediate support, 92038
 uniform section under direct loading angled to neutral axis, 92038
 uniform section under direct loading with rigid intermediate support, 92038
 Factors of Safety, SS3
 Flexural Buckling Load
 effect of bow and/or eccentricity of loading, 88034, 90002, STRUCT 01.01.01
 effect of manufacturing tolerances, 88034, 90002, STRUCT 01.01.01
 effect of single change of cross section along length, STRUCT 01.01.23
 hydraulic jacks, STRUCT 01.01.24
 program for estimation for any section shape, 98016
 Flexural Buckling Load Taking Account of Plasticity
 program for estimation for any section shape, 01001
 program treating bow, manufacturing tolerances and loading eccentricity, 90002
 Flexural Strength Based on Extreme Fibre Stress and Taking Account of Plasticity
 program treating bow, manufacturing tolerances and loading eccentricity, 90002
 Guide to Use of Data Items on Stability, 78021
 InterRivet Buckling Strength Taking Account of Plasticity
 program for fabricated sections, 90002
 Introduction to Crossflow Behaviour for Wind Loading Considerations, 71012
 Local Buckling Load
 program for estimation for any section shape, 98016
 Local Buckling Load Taking Account of Plasticity
 program for estimation for any section shape, 01001
 Local Buckling Strength Taking Account of Plasticity
 program for estimation for any section shape, 90002
 NonConservative (Tangential) Loading
 effect on buckling load, 92038
 Plasticity Correction Factors for Buckling, 83044
 Section Characteristics
 area and moment of inertia, 91001
 Torsional and TorsionalFlexural Buckling Load
 program for estimation for any section shape, 98016
 Torsional and TorsionalFlexural Buckling Taking Account of Plasticity
 program for estimation for any section shape, 01001
 Under Compression
 buckling stress for various end conditions, 88034
 local and flexural buckling load for any section shape, 98016
 torsional and torsionalflexural buckling load for any section shape, 98016
 Under Compression Taking Account of Plasticity
 local and flexural buckling load for any section shape, 01001
 local, flexural and interrivet buckling strength for any section shape, 90002
 torsional and torsionalflexural buckling load for any section shape, 01001
 Under Compression With Any Combination of Lateral Loads and Moments
 general equations for bending moment at any point, 78030
 worked example of bending moment, deflection and slope distributions, 78030
 Under Compression With Constant or Linearly Varying Lateral Load
 bending moments at ends and maximum bending moment, 78030
 Under Compression With End Moments
 bending moments at ends and maximum bending moment, 78030
 Under Compression With or Without Lateral Point Loads
 bending moments at ends and maximum bending moment, 78030
 Worked Example of Stability Calculation, 78021
 Torsional Buckling, STRUCT 01.01.10
 Mean Forces Due to Wind or Other Fluid Crossflow
 With Lips Turned Inwards (Web and Flange Thicknesses Equal)
 effect of plasticity on buckling, 76023
 flange and local buckling, 76023
 flexural and torsionalflexural buckling, 76023
 With Lips Turned Outwards (Web and Flange Thicknesses Equal)
 effect of plasticity on buckling, 76023
 flange and local buckling, 76023
 flexural and torsionalflexural buckling, 76023
 Without Lips (Web and Flange Thicknesses Equal)
 crippling, 78020
 effect of plasticity on buckling, 76023, 78020
 flexural and torsionalflexural buckling, 76023
 local buckling, 76023
 Without Lips (Web and Flange Thicknesses Unequal)
 crippling, 78020
 effect of plasticity on buckling, 78020
 local buckling, 78020
 With Lips (Web and Flange Thicknesses Equal)
 effect of plasticity on buckling, 77030
 flexural buckling, 77030
 local buckling, 77030
 Without Lips (Web and Flange Thicknesses Equal)
 crippling, 78020
 effect of plasticity on buckling, 77030, 78020
 flexural buckling, 77030
 local buckling, 77030, 78020
 Without Lips (Web and Flange Thicknesses Unequal)
 crippling, 78020
 effect of plasticity on buckling, 78020
 local buckling, 78020
 Orthotropic (Laminated Composite) Faceplates (SpeciallyOrthotropic or Unbalanced)
 program for prediction of faceplate wrinkling, 87013
 see also
 Struts in General
 see also
 Struts in General
 Circular Section
 choice of standard section for minimum weight, 85014
 dimensions for least weight, 85014
 effect of initial irregularities on dimensions for least weight, 85014
 end effects on dimensions for least weight, 85014
 local buckling, 83034, 88034
 torsional buckling, 88034
 Mean Forces and Pressures Due to Wind or Other Fluid Crossflow
 Rectangular Section
 crippling, STRUCT 01.01.19
 local buckling, 88034, STRUCT 01.01.19
 torsional buckling, 88034
 Square Section
 crippling, STRUCT 01.01.19
 dimensions for least weight, 66006
 effect of plasticity on buckling, 66006
 least weight, 66008
 local buckling, 88034, STRUCT 01.01.19
 torsional buckling, 88034
 weight penalty for nonoptimum design, 66006
 see
 Excrescences
 see
 Statistics
 Static Pressure Loss Across in Incompressible SinglePhase Flow, 05024, 89012
 effect of velocity profile, 05024
 Static Pressure Loss Across in Incompressible Turbulent SinglePhase Flow
 effect of edge rounding, 05024
 effect of velocity profile, 05024
 Static Pressure Loss Across in TwoPhase Gas or VapourLiquid Flow, 89012
 TotalPressure Loss Across in Compressible Turbulent SinglePhase Flow, 05024
 choking mass flow, 05024
 downstream Mach number, 05024
 effect of edge rounding, 05024
 static pressure ratio across, 05024
 Mach Number Decrement Due to, 72011
 Pressure Recovery in SinglePhase Flow, 72011, 89012
 effect of inlet profile on, 72011
 Pressure Recovery in TwoPhase Gas or VapourLiquid Flow, 89012
 TotalPressure Loss Across in SinglePhase Flow, 72011
 effect of compressibility on, 72011
 Use in Truncated Diffusers to Improve Performance, 87015
 see
 Water
 see
 Journal Bearings
 Explanatory Notes on Transonic and Supersonic Area Rules, AERO A.S.02.03.01
 Basic Concepts, AERO S.00.03.06
 Introductory Notes on the Drag at Zero Incidence of Bodies at Supersonic Speeds, AERO B.S.02.03.01
 Effect on Choice of Filter Rating for Lubrication Systems, 83030
 Effect on Choice of Material for Dry Rubbing Bearings, 87007
 Effect on Fatigue Life in Elastohydrodynamic Lubrication, 85027
 Effect on Fatigue Strength When Component is Subject to Fretting, 90031
 Guidance on Contribution to Aircraft Drag From Manufacturing Imperfections, 12006, 94044
 In Relation to Lubricant Film Thickness
 use in defining lubrication regimes, 85027, 94008, 94017
 Typical Roughness Values
 gears, 85027, 89045
 machined finish, 94017, 96002
 rolling bearings, 85027, 89045
 see also
 Temperature Measurement
 See under substance of interest
 Discussion of Effect on Fretting Fatigue, 90031
 Effect of Various on Fretting Fatigue of Aluminium Alloys, 89004
 Effect of Various on Fretting Fatigue of Titanium Alloys, 88027
 Effect on Fatigue Strength, 70018, 71009, 75022
 need to use appropriate constant amplitude data in cumulative damage calculations, 95006
 Effect on Fatigue Strength of Aluminium Alloys, FAT E.07.02
 Effect on Fatigue Strength of Bolted Double Lap Joints in Steels, 96014
 Effect on Fatigue Strength of Steel Components
 guidance on selection of appropriate method, 89031
 Shafts With InterferenceFit Collars, 68002, 68005
 Tanks for ForcedCirculation OilLubrication Systems, 68039
 Use to Reduce Wear in Disc Cams
 effect on hardness and size, and advantages and disadvantages, 94017
 Equations for Calculation of International Standard Atmosphere and Associated Offstandard Atmospheres, 77022
 Introductory Sheet on Isentropic Flow and Shock Waves, AERO S.00.03.06
 Properties of a Standard Atmosphere, 77021
 Reynolds Number, Speed of Sound, Dynamic Viscosity, Kinetic Pressure and Total Pressure Coefficient in Air, 73017
 Linear Systems
 definition, 67038
 Effect on Diffuser Performance, 76027
 see
 Lubricants