# Conference Program

### PRELIMINARY PROGRAMME

Text only version. Please download the official program as a pdf file.

# Friday June 25th

17:00 – 19:00 **Registration and Welcome Party**

# Saturday June 26^{th}

8:00** Registration**

**WELCOME:**

9:00** Presentation of the 8 ^{th} European Conference on Residual Stresses**

Conference Chairman: Paolo Scardi

**PLENARY TALK**:

Chairman: *P. Scardi*

9:30 **Diffraction Measurement of Residual Stresses in Highly Anisotropic Materials**

Donald W. Brown

**SESSION: **Measurement methods: Diffraction

Chairman: *E. J. Mittemeijer*

10:50** Depth resolved strain analysis in ground alumina samples applying beam limiting masks**

T. Manns and B. Scholtes

11:10** Stress analysis by Kossel microdiffraction on a nickel-based superalloy single crystal during an in situ tensile test – Comparison with classical X-Ray diffraction**

D. Bouscaud, R. Pesci, S. Berveiller, E. Patoor

11:30** Five years energy dispersive residual stress and structure analysis at EDDI – current status and future prospects **

M. Klaus, R. Coelho, Ch. Genzel

11:50** The matrix method for data evaluation and its advantages in comparison to the sin2ψ and similar methods**

B. Ortner

12:10** Neutrons for Materials Engineering at ISIS: Present and Future Capabilities**

S. Y. Zhang, A. Paradowska, J. Kelleher, and W. Kockelmann

** **

**SESSION: **Measurement methods: Diffraction

Chairman: *W. Reimers*

14:00** Study of Peak Profiles from Faulted Nanocrystallites **

K.R. Beyerlein, M. Leoni, R.L. Snyder, and P. Scardi

14:20** Development of a micro-area X-ray stress measurement system**

A. Iwata, T. Ozawa

14:40** Grain growth and residual stress in Ni-W films with high densities of planar faults**

U. Welzel, J. Kümmel, E.J. Mittemeijer

15:00** MicroGap Area Detector for Stress and Textures Analysis**

Bob B. He

15:40** POSTER SESSION**

** **

**SESSION: **Measurement methods: Diffraction

Chairman: *C. Genzel*

** **

16:50** Investigations in the heat-affected zone by X-ray diffraction on a 16MND5 steel**

E. Delvat, C. Fisher, J.-L. Lebrun, V. Delalande

17:10** New challenges for XRD measuring residual stress on curved surfaces**

A. Haase, M. Klatt, A. Schafmeister, R. Stabenow

17:30** X-ray diffraction determination of macro and micro stresses in SOFC electrolyte and evolution with redox cycling of the anode**

J. Villanova, O. Sicardy, R. Fortunier, J.S. Micha, P. Bleuet

17:50** Neutron diffraction analysis of load transfer in DP 600 steel during in situ tensile tests **

M. Seefeldt, S. Dillien, U. Stuhr

**SESSION: **Welding

Chairman: *M. Leoni*

10:20** Residual Stresses in Multilayer Welds with Different Martensitic Transformation Temperatures Analyzed by High-Energy Synchrotron Diffraction**

A. Kromm, T. Kannengiesser, J. Altenkirch, J. Gibmeier

10:40** Residual stress, texture, and phase investigation of autogenous edge welds using high energy synchrotron radiation **

R.V. Martins, J.A. Francis

11:00** Residual Stress in Friction Stir Welded Aluminum Alloys**

J.A. Pineault, M. Belassel, H.J.K. Lemmen, M.E. Brauss

11:20** Measurement of Residual Stresses in Surface Treated Stainless Steel Groove Welds**

D. M. Goudar, M. Turski, E. Kingston, Chris Gill, P. J. Withers and D.J. Smith

11:40** Stability and Relaxation of Welding Residual Stresses**

M. Farajian, Th. Nitschke-Pagel, K. Dilger

**SESSION: **Welding

Chairman: *M. Prime*

14:00** Edge-welded Stainless Steel Beam Residual Stress Simulation Benchmark **

P. J. Bouchard, M. C. Smith

14:20** Constitutive models used for the prediction of welding residual stresses: suggestions for their improvement**

J. Mullins, J. Gunnars

14:40** Validation of residual stresses of finite element simulation of multi pass butt-welded plates using the contour method**

E. Rodríguez, C. Martín, J.L. Cortizo, J. Guirao, J.M. Sierra

15:00** Developments in the Treatment of Residual Stresses in Welded Components**

S.K. Bate, I. Symington, J.K. Sharples, R. Charles, P. Hurrell and M Jackson

15:40** POSTER SESSION**

** **

**SESSION: **Welding

Chairman: *L. Barrallier*

16:50** Numerical investigation of the influence of microstructure on the residual stress distribution and distortion in DP600 welds**

A. M. A. Pazooki, E. M. Van der Aa, M. J. M. Hermans, I. M. Richardson

17:10** Welding Residual Stresses Depending on Solid-State Transformation Behaviour Studied by Numerical and Experimental Methods**

C. Heinze, A. Kromm, C. Schwenk, T. Kannengiesser, M. Rethmeier

17:30** Residual Stresses and Microstructure in Ti-6Al-4V Friction Stir Welds **

A Steuwer, DG Hattingh, NM James, T Buslaps

17:50** Titanium 5553 turning without or with laser or water jet assistance**

T. Braham-Bouchnak, G. Germain, E. Delvat, J-L Lebrun

# Sunday June 27

**PLENARY TALK:**

Chairman: *P. Scardi*

8:30** Strain Mapping by Coherent X-ray Diffraction**

Ian Robinson

**SESSION: **Measurement methods: Mechanical Methods

Chairman: *B. Scholtes*

9:30** Experimental verification of the hole drilling plasticity effect correction**

M. Beghini, C. Santus, E. Valentini, A. Benincasa

9:50** Advances in the Contour Method **

M. B. Prime, P. Pagliaro, B. Zuccarello

10:10** Residual Stress Analysis Using the Hole-Drilling Method and Geometric Specific Calibration Functions**

A. Nau, E. Garcia-Sobolevski, B. Scholtes

10:30** Residual Stress Measurement in Coated Plates Using Layer Growing/Removing Methods: 100th Anniversary of the Publication of Stoney’s Paper „The Tension of Metallic Films Deposited by Electrolysis“**

J. Kõo, J. Valgur

11:10** Determination of residual stresses in thermal and cold sprayed coatings by the hole-drilling method**

A. Ryabchikov, H. Lille, J. Kõo, S. Toropov, T. Pihl, R. Veinthal

11:30** The contour method for residual stress determination applied to an AA6082-T6 friction stir butt weld**

V. Richter-Trummer, P.M.G.P. Moreira, P.M.S.T. de Castro

11:50** Locating Areas of Maximum Stress in Circumferential Welds**

M. Steinzig, C. Chen, D. Brown, M. Prime, J. Milewski, H. Swenson

12:10 **Eigenstrain based model for incremental hole drilling residual stress measurement**

F. Cochennec, E. Rouhaud, M. François, L. Roucoules

**SESSION: **Measurement methods: Mechanical Methods

Chairman: *M. Prime*

14:00** Evaluation of Residual Stresses in Dissimilar Weld Joints**

A. Bonaventure, D. Ayrault, G. Montay

14:20** Influence of laser remelting process on strain and residual stresses in nodular iron**

R. Šturm, and J. Grum

14:40** Determination of residual stresses in welded structural steels with help of micromagnetic measurements**

Th.Nitschke-Pagel, K.Dilger, H.Eslami-Chalandar

15:00** Residual Stresses in ball-end milling - influence of X-ray spot diameter.**

N. Guillemot, C Fischer, JL. Lebrun, R.

15:40** POSTER SESSION**

**SESSION: **Quality management and integration in industrial process

Chairman: *M. Leoni*

16:50** PRECIX, robotic system for residual stress analysis by X-ray diffraction**

F. Lefebvre, JM. Le Roux, C. Charles, H. Pilliere, E. Berthier, C. Fontugne

17:10** Determination of Stresses in Medium Carbon Steel by X-rays - a Round Robin Study**

S. B. Hosseini, B. Karlsson, T. Vuoristo, and K. Dalaei

17:30** Stress/Strain Effects on Industrial Superconducting Composites using The Engineering Materials Diffractometer TAKUMI**

S. Harjo, K. Osamura, S. Awaji, T. Hemmi, T. Ito, H. Arima, K. Aizawa, S. Machiya, H. Oguro, G. Nishijima, K. Matsui, Y. Tsuchiya, H. Suzuki, A. Moriai, N. Koizumi, K. Ogitsu, T. Nakamoto

17:50** External reference samples for residual stress analysis by X-ray diffraction**

F. Lefebvre, M. François, J. Cacot, C. Hemery, P. Le-bec, E. Baumhauer, D. Bouscaud, T. Bergey, D. Blaize, D. Gloaguen, JL. Lebrun, A Cosson, R Kubler, Y Cheynet, E. Daniel, H. Michaud, JC. Monvoisin, P. Blanchet, P. Allain, Y Mrini, JM. Sprauel, P. Goudeau, P. Barbarin, C. Charles, JM. Le Roux, W. Seiler, C. Fischer, L. Desmas, A. Ouakka, MJ. Moya, Y. Bordiec

**SESSION: **Grain interaction and multiphase materials

Chairman: *M. François*

9:30** Analysis of intergranular interactions during ductile damage – Comparison between micromechanical models and neutron diffraction experiments**

B. Panicaud, L. Cauvin, L. Le Joncour, A. Baczmanski, K. Saanouni, M. Francois

9:50** Determining Ti-17 β-phase Single-Crystal Elasticity Constants through X-Ray Diffraction and inverse scale transition model**

S. Fréour, M. François, R. Guillén

10:10** Mechanisms of microstrain distribution development in rolled metal materials**

Yu. Perlovich, M. Isaenkova, O. Krymskaya

10:30** Localization of Stresses in Polycrystalline Grains Measured by Neutron Diffraction and Predicted by Self-consistent Model **

A. Gaj, A. Baczmański, L. Le Joncour, B. Panicaud, M. Francois, C. Braham and A. Paradowska

11:10** Line broadening due to elastic mechanical stresses**

M. Koker, U. Welzel, E.J. Mittemeijer

11:30** Neutron Stress Measurement of Coarse Crystal Grain in Aluminum Casting Alloy**

M.Nishida, T. Hanabusa, T. Matsue and H. Suzuki

11:50** X-ray diffraction for stress analysis of textured thin films**

M. Ortolani, C. L. Azanza Ricardo, A. Lausi, P. Scardi

12:10** Grain resolved stresses in polycrystalline materials from 3DXRD data**

J. Oddershede, S. Schmidt, H.F. Poulsen, W. Reimers

**SESSION: **Coatings and thin films

Chairman: *U. Welzel*

14:00** Influence of surface roughness on evaluation of stress gradients in coatings**

A. Ulyanenkov, I. Feranchuk, V. Uglov, H.Guerault

14:20** Development of intrinsic and thermal components of residual stress in nanostructured thin films: Grain size dependent phenomena**

R. Daniel, D. Holec, J. Keckes, C. Mitterer

14:40** X-ray initiated growth of single crystal pyramids in strained amorphous barium titanate film**

Y. Feldman, V. Lyahovitskaya, G. Leitus, I. Lyubomirsky, E. Wachtel, V.A. Bushuev, G. Vaughan, Z. Barkay and Yu. Rosenberg

15:00** Residual Stresses in Sputtered ZnO Films on (100) Si Substrates by XRD and Synchrotron radiation**

C. Krauss, P.O. Renault, P. Goudeau, E. Le Bourhis, E. Barthel, S. Grachev, A. Benedetto, V. Rondeau, R. Lazzari, N. Brun

15:40** POSTER SESSION**

** **

**SESSION: **Coatings and thin films

Chairman: *U. Welzel*

** **

16:50** Residual Stresses and Strength of Hard Chromium Coatings **

W. Pfeiffer, C. Koplin, E. Reisacher, J. Wenzel

17:10** Thickness effect on microstructure and residual stress of annealed copper thin films**

R. Vayrette, C. Rivero, S. Blayac, K. Inal

17:30** Evaluation of arc evaporated coatings on rounded surfaces and sharp edges **

J. Böhlmark, H. Blomqvist, S. Amerioun, L. Lanvälv, M. Ahlgren

17:50** Residual stresses in strongly-textured EB-PVD thermal barrier coatings: X-ray diffraction and Raman spectroscopy study**

N. Zotov, M. Bartsch, L. Chernova, D.A. Schmidt, M. Havenith, G. Eggeler

**SESSION: **Fatigue relaxation and failure

Chairman: *P. Scardi*

9:30** Relaxation of Residual Stresses During Recovery Process in Austenitic and Ferritic Steels**

R. Wawszczak, A. Baczmański, C. Braham, W. Seiler, M. Wróbel, K.Wierzbanowski

9:50** Influence of residual stresses on fatigue crack propagation in pearlitic wires**

R. Brighenti, S. Vantadori, A. Carpinteri

10:10** Numerical Analysis of Residual Stress Effect on Fatigue Crack Propagation in Bonded Aeronautical Stiffened Panels**

I. Meneghin, G. Ivetic, E. Troiani

10:30** Determination of failure criteria in the 16MND5-A508 pressure vessel steel**

R. Ouahab, R. Pesci, S. Berveiller, E. Patoor

11:10** Hydrogen accelerated classical rolling contact fatigue and evaluation of the residual stress response**

J. Gegner, W. Nierlich

11:30** Integration of residual stresses in the design of mechanical parts**

J. Elgueder, L. Roucoules, E. Rouhaud, F. Cochennec

11:50** Analytical and Experimental Approach of Residual Stress on deep-rolled Crankshaft, and their Effect on Fatigue Resistance **

H. Michaud, J.M. Sprauel

12:10** Applications and numerical analysis of Laser Shock Peening as a process for generation of compressive residual stresses**

G. Ivetic, I. Meneghin, E. Troiani

# Monday June 28

**PLENARY TALK**:

Chairman: *P. Scardi*

8:30** Stresses in Nanosized Materials**

Eric J. Mittemeijer

**SESSION: **Laser Shock Peening and Shot-peening

Chairman: *M. Seefeldt*

9:30** Experimental and FEM investigation of shot peening**

E. Nordin, B. Alfredsson

9:50** Numerical simulations of the shot peening process of materials initially treated by carburizing or carbonitriding**

P. Renaud, P. Bristiel, M. Desvignes, R.F. Kubler, L. Barrallier

10:10** Residual stresses in austenitic stainless steel due to high strain rate**

K. Suzuki and T. Shobu

10:30** Residual stress relaxation behaviour in Laser shock peened and Foreign object damaged Ti-6Al-4V under complex fatigue loading**

S. Zabeen, M. Preuss, S. Spanrad, J. Tong and P.J. Withers

** **

11:10** Forging and Shot-peening contribution on residual stresses for a textured biphasic titanium alloy**

C. Deleuze, A. Fabre, L. Barrallier, O. Molinas

11:30** Effects of Brushing and Shot-Peening Residual Stresses on the Fatigue Resistance of Machined Metal Surfaces: Experimental and Predictive Approach**

N. Sidhom, H. Sidhom, C. Braham and J. Ledion

11:50** Experimental and numerical analysis of the distribution of residual stresses induced by laser shock peening**

N.Hfaiedh, P.Peyre, I.Popa, V.Vignal, W. Seiler, V.Ji

12:10** Approach by simulation of Residual Stress generated by shotpeening and their stability during fatigue cycling**

H. Michaud, J.M. Sprauel, C. Braham

**SESSION: **Composites

Chairman: *J. Grum*

14:00** A study of local stresses created during the cure process of a composite tooling material**

E. Lacoste, S. Fréour, F. Jacquemin

14:20** FE Modelling of the Residual Stresses of PM diamond–metal matrix composites**

L. Reis, P.M. Amaral, B. Li,L.G. Rosa, M. de Freitas

14:40** Simulation of residual stresses in composite structures: cured-induced distortions and machining**

O. Klinkova, S. Drapier, J.-M. Bergheau

15:00** Micro stresses and reinforcement architectures in diamond particle reinforced aluminum composites for heat sink applications**

M. Schöbel, H.P. Degischer, P. Dobron, M. Hofmann, R. Wimpory

15:20** Simulation and Evaluation of Residual Stress in bone at the interface with implant **

A. Benmarouane, P. Millet, P. Buslaps, T. and A. Lodini

**SESSION: **Machining

Chairman: *K. Inal*

9:30** Local residual stress distributions induced by repeated austenite-martensite transformation via laser surface hardening of steel AISI 4140**

V. Kostov, J. Gibmeier, A. Wanner

9:50** Analysis of residual stress induced by hand grinding process**

S. Youssef, O. Calonne, E. Feulvarch, Ph. Gilles, H. Hamdi

10:10** Variation of machining-induced residual stress with the radial location for a nickel base powder superalloy**

W. Li, P.J.Withers, M. Preuss, J.Shackleton, P. Andrews

10:30** Effect of cutting parameters in the surface residual stress state generated by machining in AISI 4340 steel**

V. García Navas, O. Gonzalo

** **

11:10** 3D numerical prediction of residual stresses in turning of AISI304L**

F. Valiorgue, A. Mondelin, J. Rech, P. Gilles, J.M. Bergheau

11:30** The Sensitivity of Ni-Based Superalloy To Hole Making Operations: Influence of Process Parameters On Subsurface Damage and Residual Stress**

J. Shackleton, J. Kwong, D.A. Axinte, P.J. Withers

11:50** Residual Stresses in Tools and Components in Case of Thermo-Mechanical Metal Forming Processes**

A. Grüning, M. Lebsanft, B. Scholtes

12:10** Residual Stress Distribution of Carburized Steel after Quenching Evaluated by X-ray Diffraction and Finite Element Methods**

Y. Sakaida, S. Yamashita and M. Manzanka

**SESSION: **Nitriding and thermomechanical treatments

Chairman: *A. Baczmański*

14:00** Residual stress field analysis and prediction in nitrided tool steel**

B. Podgornik, V. Leskovšek, M. Kovačič, J. Vižintin

14:20** Analysis of residual stress development during thermal processing of Al-Si alloys**

M. Sadrossadat, S. Johansson

14:40** Residual Stress Fields after Heat Treatment in Cladded Steel of Process Vessels**

M.J. Marques, A.C. Batista, J. Rebelo Kornmeier, A. Loureiro

15:00** Residual stress development during nitriding of steels**

S. Jegou, L. Barrallier, R. Kubler

15:20** Retained austenite and residual stress evolution in carbonitrided shot peened steel**

S.Van Wijk, M. François and E. Sura

15:40** Concluding remarks**

# Posters

1.- ** X-ray Residual Stress Measurement of Fiber Reinforced Plastic Composite**

M. Kitamura, M. Nishida and T. Hanabusa

2.- **Calculation of X-ray stress factors using vector parameterization and irreducible representations for SO(3) group **

A. Benediktovich, I. Feranchuk, A. Ulyanenkov

3.- ** Stress measured using Göbel mirror correlated with corrosion behaviour in aluminium alloys**

M. Marciszko, A. Baczmański, J.-P. Chopart, N. Zazi, A. Lodini, K. Wierzbanowski

4.-** Neutron surface residual stress scanning using optimisation of Si bent-perfect-crystal monochromator for minimising spurious strains**

J. Rebelo Kornmeier, J. Gibmeier, M. Hofmann, R. Wimpory

5.- **Influence of grain-matrix interaction intensity and lattice rotation definition on predicted residual stresses and textures**

M. Wroński, K. Wierzbanowski, A. Baczmański, P. Lipiński and A. Lodini

6.- **Modeling of ultrasonic shot peening: dynamic of shot during the peening process**

J. Badreddine, E. Rouhaud, D. Retraint, M. Micoulaut, M. Francois

7.-** Bridging gaps in surface zone residual stress analysis using complementary probes for strain depth profiling**

T. Fuß, R. Wimpory, M. Klaus, Ch. Genzel

8.- **DECcalc - A program for the calculation of diffraction elastic constants from single crystal coefficients**

T. Manns and B. Scholtes

9.- **Stress analysis in UMo-Al fuel using X-ray diffraction**

R. Kubler, L. Barrallier, Ch. Valot, H. Palancher

10.-** Unconventional performance of a highly luminous neutron strain/stress scanner for high resolution studies**

B.S. Seong, V. Em, P. Mikula, J. Saroun, M.H. Kang

11.-** Neutron diffraction examination of dislocation density evolution in a bainitic steel after low-cycle fatigue test at elevated temperatures**

T. Mayer, V. Davydov, S. R. Holdsworth, P. Lukáš, P. Strunz

12.-** Finite-Element-Method Simulations of Strains for Gold and ZnO nano-crystals**

X.Shi, G.Xiong, I.K.Robinson

13.-** Multi-scale and in-situ X-ray determination of residual stresses in SOFC using laboratory techniques and synchrotron radiation micro beam**

O. Sicardy, J. Villanova, P. Bleuet, P. Gergaud, R. Fortunier, J.S. Micha, F. Rieutord

14.- **Neutron Diffraction Measurement and Finite Element Method Calculation of Residual Stress in stellite**

A. Nady, A. Benmarouane, V. KloseK, M. H. Mathon, A. Lodini

15.- **On the measurement of residual stress in induction hardened parts**

V. Savaria, M. Hoseini, F. Bridier, P. Bocher, P. Arkinson

16.-** X-Ray diffraction study of residual stress evolution in pearlitic steel during wet wire drawing **

M. Kriska, M. Seefeldt, K. Van Acker

17.- **Residual strains associated with WC-Co coatings thermal sprayed onto metal substrates**

A.M. Venter, T. Pirling, T Buslaps, A Steuwer

18.-** Load Partitioning Studies for the Magnesium Base Alloy LAE422 using High Energy Synchrotron Diffraction**

J. Gibmeier, C. Fleck, P. Maier

19.- ** Current status of TAKUMI - Engineering Materials Diffractometer at MLF of J-PARC **

K. Aizawa, S. Harjo, T. Ito, H. Arima, J. Abe, A. Moriai, K. Suzuya, T. Kamiyama

20**.- Thermal fatigue study of hardfaced hot forging tool using numerical analysis and residual stress evaluation **

W. Fekih Ahmed, H. Bonnefoy, A. Lodini

21.- **Comparison of curvature and X-ray methods on residual stress measurements in hard PVD coatings**

H. Lille, J. Kõo, A. Gregor, A. Raybchikov, F. Sergejev, R. Traksmaa, P. Kulu

22.- **On simultaneous determination of crystall stresses and parameters of the unstressed unit cell from diffraction data.**

V.B. Zlokazov

23.-** Residual stress study of textured material by neutron scattering**

V.V.Sumin, A.M.Balagurov, I.V.Papushkin and R.N.Vasin

24.- **Residual Stress and Damage Tolerance Analysis of Single and Multi-Pass Ground Components**

S. M. H-Gangaraj, G. H. Farrahi, A. Kiani

25.- **Residual stress distribution of split sleeve vs. sleeve-less cold expansion**

Y. Alvandi-Tabrizi, T. N. Chakherlou, A. Kiani

26.- **Advances on NDT methods and technologies for early stage diagnosis of materials **

G. Berti, F. De Marco, S. Aldrighetti

27.- **Determination of residual stresses after laser remelting of flame sprayed Fe-Ni-Co-Mo coating**

Z. Bergant, J. Grum

28.- ** In-situ Neutron Diffraction Study of Deformation Behaviour of Two High-Manganese Austenitic Steels**

R. Lin Peng, X.-P. Liu, Y. D. Wang, S.-Y. Zhang, Y.-F. Shen and S. Johansson

29.- **The Effect of Core Microstructural Stability associated with the transformation occurred in the Carburized Surface on Residual Stress Evolution during Tempering**

J. Vatavuk, M. Z.i di Monte and A. A. Couto

30.- **Generation of residual stresses and improvement of surface integrity charecteristics by Laser Shock Processing**

U. Trdan, J. Grum and M.R. Hill

31.- **Thermal stability and stress relaxation of nanostructured Cu/Nb wires: in situ observation during heat treatment under synchrotron radiation**

J.B. Dubois, L. Thilly, P.O. Renault, C. Krauss, F. Lecouturier, M. Di Michiel

32.- **Cutting forces during face milling and resulting macroscopic residual stresses, experimental study of tough steel C45**

Z. Pala, K. Kolařík, N. Ganev, J. Jersák, J. Stryal

33.- **The effect of pre-weld rolling on distortion and residual stress in fusion welded steel plate**

H. E. Coules, L. D. Cozzolino, P. Colegrove

34.-** Microfocus sources with aspheric multilayer optics for stress analysis on micro area**

S. Rodrigues, P. Hoghoj, O. Pacaud, D. Cenda

35.-** Simulation and measurement of residual stresses in a type 316H stainless steel offset repair in a pipe girth weld**

S. Hossain, D. M. Goudar, C. E. Truman, D. J. Smith

36.- **Uncertainties in Triaxial Residual Stress Measurements**

D. M. Goudar, S. Hossain, C.E. Truman, E.J. Kingston and D.J. Smith

37.-** Residual stress relaxation in welded aluminium alloys under quasistatic and cyclic loading**

Th.Nitschke-Pagel, K.Dilger

38.- **Residual Stresses Induced by Laser Peening of Thin Aluminium Plates**

M.B. Toparli, M.E. Fitzpatrick

39.- **Modes of microstress equilibrium in textured metal materials **

Yu. Perlovich, M. Isaenkova, V. Fesenko

40.- ** Numerical simulation of peen forming induced deformations: modelling and experimental validation. **

F. Cochennec, E. Rouhaud, B. Flan, L. Roucoules

41.- **Quantifying the drilling effect during the application of incremental hole-drilling technique in laminate composites**

J.P. Nobre, J.H. Stiffel, W. Van Paepegem, A. Nau, A.C. Batista, M.J. Marques and B. Scholtes

42.- **Residual stresses due to the welding of cold-rolled steel tubes**

M. De Strycker, W. Van Paepegem, L. Schueremans, D. Debruyne

43.- ** Characterisation of Residual Stresses in a Welded P91 Steel Pipe Section using Neutron Diffraction**

S. Paddea, J.A. Francis, A. Paradowska, P.J. Bouchard and I.A. Shibli

44.-** Experimental Study of Micromechanical Behaviours of Duplex Stainless Steel SAF 2507 and the Influence of Nitrogen Content **

R. Lin Peng, G. C. Chai, T. Stein, T. Manns, and S. Johansson

45.- ** Investigation of Residual Stress Distribution of a Wheel Rims using Neutron Diffraction**

M. Alessandroni, A. Paradowska, E. Perelli Cippo, R. Senesi, C. Andreani, P.Montedoro, F. Chiti, D. Sala, D. Spinelli, C. Mannini