Life Estimation of Components and Power Generating Plant Books & Publications

Materials Ageing and Component Life Extension

Proceedings of an International Symposium on Materials Ageing and Component Life Extension, held in Milan, Italy, 10-13 October 1995.

Volume 1

KEYNOTE PAPERS

Integrated technologies for life assessment of primary power plant components
V. BICEGO, E. LUCON and R. CRUDELLI

Assessment of creep resistance of 9-12% Cr steels with respect to strengthening and degradation processes
V. FOLDYNA, A. JAKOBOVA and Z. KUBON

Integral parameters for analysis of elevated temperature crack growth
K.S. KIM, R.H. VAN STONE and T.W.ORANGE

Creep fatigue damage evaluation of high temperature components and materials for boiler and steam turbine
A. NITTA and T. OGATA

Life assessment of high temperature components
R. VISWANATHAN

1. MICROSTRUCTURAL CHARACTERISATION

In field assessment of material damage and ageing: the CISE expertise on high temperature components
C.A. BE, A. BENVENUTI and S. CORTI

Effects of the chemical composition on the behaviour of 9-12% Cr/0.5Mo/(W,Nb,V) thermal aged steels
J.C. BRACHET, A. CASTAING and C. FOUCHER

The "serrated flow" in a Nickel-based superalloy
G. CAROTENUTO, A. DE IORIO, A. GALLO and C. LUVIDI

Is lamellar y/y' microstructure formed during high temperature service beneficial for aeroengine single crystal blades?
V. LUPINC, M. MALDINI and G. ONOFRIO

Influence of sulphur on carbidization process in material for pipelines, 0.5Cr0.5Mo0.25V type, after exploitation
V. SIJACKI-ZERAVCIC and M. RADOVIC

2A. MECHANICAL PROPERTIES: FRACTURE AND FATIGUE

Resistance to fracture and impact properties high strength quenched and tempered steels for shipbuilding
H. BUGLACKI

Toughness characterization by testing reconstituted specimens
F. DE BACKER, F. GUTIERREZ-SOLANA, C. FERNANDEZ and J. A. ALVAREZ

The effective through crack fracture toughness of structural components of older inhomogeneous steels
K. ERIKSSON and A, G. ATKINS

Intralaminar damage in fiber-reinforced polymeric matrix laminates
J. GERMAN

The new test technique for conditions of thermal fatigue
L.B GETSOV, A.I. RYBNIKOV and A.A. TCHIZHIK

Crack tip blunting effects on rubber toughened epoxy
B.S. OH, B.S.HWANG and K.C. HAM

The influence of preliminary plastic deformation on fatigue crack growth rate
P.V. YASNIY and Y.O. KOVALCHUK

Fatigue phenomena in ceramic materials: design consideration for structural applications
V. SGLAVO and R, DAL MASCHIO

Fatigue crack growth from semi-elliptical surface defects
D.M.SHUTER and W.GEARY

Resistance to growth of fatigue crack in nickel base superalloy
N. KAWAGOISHI, Q. CHEN, H NISITANI, H, TANAKA, I.MAENO and J. KYUFUJI

2B. MECHANICAL PROPERTIES: HIGH TEMPERATURE BEHAVIOR

Thin-section size effect on the Monkman-Grant ductility of nickel-base superalloy
A.BALDAN

Development of superalloy GH3145 alloy with high ductility at medium temperature
H. PING. X. CHUNLIN, G. XIANGJUAN, D. CHUNZHENG, L. YUDONG, G. MOJIE and Z.YI

High temperature fatigue damage in 2.25Cr-1Mo Steel J. POLAK Creep and creep fracture of advanced 10CrMo VNb (N) steel for forgings of steam turbines
A.A. TCHIZHIK and T.A. TCHIZHIK

Creep deformation and rupture of low alloy ferritic weldments under shear loading
S.T. KIMMINS, N.S. WALKER and D.J. SMITH

2C MECHANICAL PROPERTIES: EX SERVICE MATERIAL BEHAVIOR

Small punch testing for irradiation embrittlement
J.R. FOULDS. R.G.LOTT and R. VISWANATHAN

Creep crack growth in ex-service 1 CrMo V rotor steel
S.HOLDSWORTH

An analytic feasibility study for the use of the small punch test to assess integrity of coated structures
W. H. MULLER, M. KUMMEL, O. HANSEN and J.R. FOULDS

Mechanical and microstructural /chemical degradation of coating and substrate in gas turbine blade
Y. SUGITA, M. ITO, S. SAKERAJ , C. R. GOLD, T. E. BLOOMER and J. KAMEDA

Fatigue and fracture resistance of a 1.25 Cr-0.5 Mo steel after 88,000 in service hours
M. TEODORESCU and B. R. IRIMESCU

Thermomechnical fatigue of gas turbine blading materials in the virgin, serviced and regenerated conditions
N. TAYLOR, C. RINALDI, P. BONTEMPI and F. CASAROLI

3.A MATERIAL AGEING: MECHANISMS

Microstructural evaluation of aged 9-12 Cr Steels containing
W H. CERJAK, P. HOFER and P. WARBICHLER

Ageing of materials; experimental studies on reference steels at the IAM Petten
L. DEBARBERIS, G. SORDON and G. L. TJOA

Consequences of ordering on the structural stability of Ni base superalloys over extended exposure times at 450-600 ºC
A.MARUCCO, G. CARCANO and E. SIGNORELLI

A study of formation of composite precipitation in stage aging of aluminium lithium alloys
S.C.SHARMA and R. KAMATH

Combined ageing mechanisms and their consequences concerning the material properties in the primary circuit
T. VARGAR and M. BRUMOVSKY

3B. MATERIAL AGEING: EFFECTS ON MECHANICAL CHARATERISTICS

Ageing effect in pre-strained dual phase steels
A.J. ABDALLA, T. M. HASHIMOTO and M.S. PEREIRA

Prediction of material properties degradation for integrity and life-time assessment
V. BINA, O. BIELAK and J. HAKL

Embrittlement assessment of a set of 1Cr1Mo3/4V steel turbine bolts
J. H. BULLOCH

Acoustic emission analysis of GFRP PET aged specimens damage behaviour
A.CALABRO and R.TETI

New constitutive equations of creep and their application to remaining creep life assessment
T.ENDO and J.SHI

Combined effect of thermal and irradiation embrittlement in the RPV CrNiMoV steel
M.FALCNIK, M.KYTKA and M. VACEK

Lifetime prediction under creep conditions with allowance for material embrittlement
V.P.GOLUB

Creep deformation assessment of aged steel based on inherent creep strength concept
K.KIMURA, H. KUSHIMA, F. ABE and K. YAGI

Effect of thermal aging on a stress corrosion and fatigue crack growth behaviour of A533B steel in high temperature pressurized water
Y.KITSUNAI and T. HONDA

Change of microstructure and fracture behavior induced by long term aging of type 316 stainless steel
K.MIYAHARA, D.S. BAE, T. KIMURA and Y. SHIMOIDE

Fracture toughness of irradiated and recovered vessel steels
F.J.PEROSANZ, J.LAPENA and A. VALIENTE

The effect of long-term service on carbide transformations in low-alloy Cr-Mo-V steels
G.D.PIGROVA

Carbide transformations in Cr-Mo steels during long-term ageing and service
G.D.PIGROVA, Y.M.SEDOV and Y.I. ARCHAKOV

Toughness and impact energy of aged duplex stainless steels : evolution and correlation
L.SANCHEZ, F. GUTIERREZ-SOLANA and J. GONZALEZ

Effect of aging on the creep rupture behaviour of aluminium lithium alloys
S.C.SHARMA and R.KAMATH

Effect of aging on the microstructure and mechanical properties of aluminium lithium alloys
S.C.SHARMA and R.KAMATH

Isothermal aging test results up to 100,000h of NiCrMoV steels for low pressure steam turbine
Y.TANAKA, T.AZUMA and N. YAEGASHI

Nil ductility temperature of aged and non-aged micro alloyed steels
J.VOJVODIC-GVARDJANCIC

4. NDE METHODS

Improving structural properties of metal/metal bonding by acoustic emission monitoring and ultrasonic inspection
A.CALABRO and C. SANTULLI

Enhanced surveillance of nuclear reactor pressure vessels
A.FABRY, E VAN WALLE, R. GERARD, J. VAN DE VELDE, R. CHAOUADI, T. VAN RANSBEEK, J. L. PUZZOLANTE, P. DE BAKKER , S. BODART, J. DADOUMONT, V. MASSAUT, M. MC GOUGH, H, KWECH and G. SMITH

Acoustic emission monitoring for inspection of seam-welded, hot reheat piping
R.M. TILLEY, S.M. GEHL, J.M. RODGERS and B.C. MORGAN

On-line monitoring and non destructive techniques for measurement of creep deformation in power plant components
S. GHIA, M. CERTO, C. DE MICHELIS and L. RIZZI

A study on softening and cavity evolution during creep of Cr-Mo-V steel
T. GOTO, Y. KADOYA. N. HARUKI and T. IKUNO

A study on NDE method of thermal aging of cast duplex stainless steels
T. GOTO, T. NAITO and T. YAMAOKA

Inspection qualification programme for WWER and review of RRT results
L.HORACEK and J. ZDAREK

Equipments for on-life determination of life consumptions: tools for plant life extension
J.MARCELLES, L. TAURONI and M AGUADO

Experiences in the use of different NDT techniques for the inspection of vessel penetrations
P.SERRANO and A. TANARRO

A research on residual stress and integrity of railway axle surface rolling enhanced technology
L. ZHIMING, M. LONGXIU, L. QIANG and Y. YUN

5. WELDMENTS

Finite element modelling of the creep behaviour of welded joints of the steel X20CrMoV
A.K. BHADURI, W. GAUDIG and K. MAILE

Cavitational damage assessment in serviced 0.5Cr0.5Mo0.25V welded joints
P.COLOMBO and P. BIANCHI

Creep crack growth behaviour in chromium-molibdenum steel weldments
R.H. NORRIS and A. SAXENA

Microstructural characteristics of joints after repair welding with austenitic electrode after prolonged service
V.SIJACKI, A. MILOSAVLJEVIC, A. MARKOVIC, Z. STAMENIC, A. BRATIC and D. MILANOVIC

Axial creep test on 1.25Cr-0.5Mo Steampipe weldments
H.J. WESTWOOD

VOLUME II

6A. INTEGRITY ANLAYSIS: HIGH TEMPERATURE LIFE-TIME ASSESSMENT

Creep crack growth by diffusive growth of grain boundary cavities
J-Y. JEON, J. YU and J. PARK

Residual life evaluation of reformer catalytic tubes by static tensile tests
K. KRYSZTOFOWICZ and Z. ZACZEK

The model of high temperature diffusion and gas corrosion of gas turbine blade
P.G. KRUKOSKY, E.S. KARTAVOVA, L.B. GETSOV, A.I. RYBNIKOV and A.A. RABINOVITCH

Life-limiting aspects of steam turbine components
K.H. MAYER and H. KONIG

Lifetime assessment of power plant components from physical standpoint of damage evolution
J.K. PETRENJA, S.F. IATSEVITCH and V.E. GOLITCHENKOV

Mechanical property evaluation of retired high-temperature steam turbine rotors for life extension
V.P.SWAMINATHAN, S.J. HUDAK and G.R. LEVERANT

Materials ageing and life extension of main components for steam turbines
A.A. TCHIZHIK and T.A. TCHIZHIK

Direct and indirect means of assessing damage accumulation in a gas turbine blading superalloys
M.I. WOOD and D. RAYNOR

Recent investigations of lifetime analysis of components exposed to cyclic thermal shock and thermal ratcheting
W. ZEITNER, U. GAMPE and G. SORGEL

6B INTEGRITY ANALYSIS: FRACTURE AND FATIGUE

The loss of stability of an ageing plated with the circular inclusion
S. E. ALEXANDROV and N. N. CHIKANOVA

An extension of the application of elastic-plastic assessments to redundant cracked structures
GORROCHATEGUI, F. GUTIERREZ-SOLANA, J.G. GONZALES and J. M. VARONA

Advanced assessment methods for LWR pressure vessel subjected to loss of coolant accidents
J.G. BLAUEL and W. SCHMITT

A study on law of fatigue crack in the near threshold range
P. XIANG, C. YUREN and M LONGXIU

A probabilistic assessment method for integrity of structures containing defects
H.S. WU, Q. P. ZHONG and Y.P. YING

6C INTEGRITY ANALYSIS: CORROSION EFFECTS

Hydrogen induced underclad cracking in hydrotreating reactor pressure vessels
V.S. KHARIN

Life prediction on SCC of solution annealed stainless steels under laboratory conditions
R. NISHIMURA and K. YAMAKAWA

Delayed fracture test of high strength bolts in electrochemical cell
H. SHIMOMURA and T. SHINODA

"Health assessments" of raw water cooling systems
A.A. STEIN and D. PICCIONE

Evaluation of hydrogen assisted cracking: the meaning and significance of fracture mechanics approach
J. TORIBIO and V.KHARIN

7. REPAIR, REJUVENATION AND LIFE EXTENSION

Extension of the creep life of a conventionally cast nickel-base superalloy by regenerative heat treatment
A. BALDAN

Component fatigue life extension by cold hole expansion
M. BILY and V. KLIMAN

Repair welding of SA508, class 2 pressure vessel steels using the consistent layer temperbead technique
D.W.GANDY, S.J. FINDLAN and W.J. CHILDS

Underwater wet flux-cored arc welding development of stainless steel and nickel-based materials
S.J. FINDLAN and G.J. FREDERICK

Blade life prolongation in land based gas turbine
J. HAKL, V. BINA, J. KUDRMAN and R. PECH

Repair of ageing steam turbine rotors: reheat cracking of the
HAZ J.E. INDACOCHEA, R. SESHADRI and G.S. KIM

Supplement for partial renovation planning of hot-medium carrying elements in fossil fuel power units
D. MARKOVIC

Life extension of a semi-submersible drilling rig
H.G. PISARSKI, G.S. BOOTH, P. MUDGE and P. MORVAN

Life extension of HP/IP steam turbines
R. SESHADRI, Y.K. OH and J.E. INDACOCHEA

Integrity of creep damaged components after repair welding without post weld heat treatment
J.C. VAN WORTEL, J.H. HEERINGS and F. ARAV

Improvement practices on extending service life of steering ball pin of heavy-duty dump truck
X.Y. TUNG, W. DEJUN and X. HAO

Study on extending life of boiler pipes by reheat treatment
S.S. ZHOU

8A. LIFE EVALUATION; MATERIAL DAMAGE MODELLIING METHODS

Creep curve analysis and creep life evaluation of a 10Cr- 30Mn austenitic steel
T. ABE, K. KIMURA, E. BABA, O. KANEMARU and K. YAGI

Analysis of high temperature fatigue and creep damage for a FSX414 gas turbine nozzle
V. BICEGO, C. SAMPIETRI, N. TAYLOR, E. GIORNI, M. PINZAUTI and M. GIANNOZZI

Fatigue damage modelling of a coated Ni-base single crystal superalloy
F. GALLERNEAU, D. NOUAILHAS and J.L. CHABOCHE

A practicable route from in-service damage measurements to analytical estimation of high temperature component life
A. GARZILLO, M. CICCOTELLI, M. MERIGGI and C. SAMPIIETRI

Thermomechanical cracking analysis of friction brake disc
S.S. KIM, E.H. LEE and S.M. LEE

A study of creep damage mechanism on HDPE and its particle filled composites
S.N. LU and H. XU

Damage evolution in brittle materials
L. MISHNAEVSKY JR

Fatigue crack propagation in turbojet blades. Mathematical model and experimental results.
M. NIKHAMKIN

Damage kinetics in materials for power equipment and its effect on fatigue fracture characteristics
H.M. NYKYFORCHYN, O.Z. STUDENT, D.MILANOVIC and B.P.LONIUK

Damage modelling and life prediction for high temperature coating with ceramic layer
A.I. RYBNIKOV, L.B. GETSOV and P.G. KRUKOWSKI

Energy-based method for fatigue life prediction of aerospace structures and components
T. XIAOYAN

8B. LIFE EVALUATION: METHODS OF LIFE PREDICTION

Effect of reliability of fatigue crack propagation measurements on the assessment of life-times for structural elements having flaws
I. ARTINGER and J. LUKACS

The application of fracture mechanics approach to the assessment of steel works' plant
A.C. BANNISTER

A study on the estimation of the low cyclic life for rail steel
H. BINGLIN, C. YUREN and P. XIANG

The analysis of life extension for creeping plates
A. BODNAR and M. CHRZANOWSKI

Probabilistic fatigue life prediction of degraded structures
H. JAKUBCZAK, W. SOBCZYKIEWICZ and D. DUDEK

Modelling of crack propagation in damaged material under creep
I.D. SKRYPNYK and A.H. NYKYFORCHYN

9. CASE STUDIES AND FAILURE ANALYSIS

Italian scenario of high temperature plant life assessment: the authority experience
A.ADDABBO, E.M. CARDUCCI, C. DELLE SITE, P. DEL PRETE and A. TONTI

Condition based evaluation of economical life for power plant components
P. AUERKARI and J. SALONEN

AMES and other European networks in integrity of ageing structures
L.M. DAVIES, U. VON ESTORFF and S. CRUTZEN

Problems of degradation and maintenance of surface mine engineering machines
D. DUDEK and T. NOWAKOWSKI

NESC: the network for evaluating steel components
R.C. HURST, B. HEMSWORTH and J.B. WINTLE

Integrity evaluation of buried polyethylene pipes
H.S. JAAFAR and G.F. FERNANDO

Investigation of duplex stainless steels used for tubes of heat exchanges of power plants
T.P. LIHAREVA

Failure of analysis of bulges on the reactor wall of a FCC unit
A. MARTINEZ

Methods of residual life assessment and creep damage evaluation for heat-transfer tubes in aged power boiler
M. NAKASHIRO, H. YOSHIZAWA, K. MURAAKAMI, S. KIHARA, T. TANOUE and H. UMAKI

Statistical aspects of life improvement and scatter modelling of properties for critical components
J.K. PETRENJA

Failure analysis of power stations: a case study
A. REUTEMANN, C. MANFREDI, J.L. OTEGUI and J.C. BELMONTE

Key issues on instrumented precracked Charpy type testing in irradiation surveillance programmes
H.J. SCHINDLER, T. VARGA, D.H. NJO and G.PRANTI

Case study of sulphate induced hot corrosion in a modern industrial gas turbine
J. STOIBER and L. SINGHEISER 10. MAINTENANCE OPTIMISATION AND LIFE MANAGEMENT

Component damage model used to determine the total cost of excessive cycling
G.P. GRIMSRUD, P.M. BESUNER and S.A. LEFTON

TUBEMOD technology for reduction of tube failures
K.G. HARA and T.W. RETTIG

Basis and criteria for an ageing assessment programme of major components in Mexican nuclear installation
L.H. HERNANDEZ-GOMEZ and P. RUIZ-LOPEZ

Quality reasoning applied to life-time estimation of creeping structures
K. NOWAK and M. CHRZANOWSKI

City of Austin generation reliability improvement programme (GRIP)
J.B. PARKES, T.D. BURNETT and M.C. KIRKSEY

Determination of reinspection intervals using fuzzy data analysis
M. POLONI and A. JOVANAVIC

Life cycle management evaluation of nuclear service water systems
A.A. STEIN

The design for performance concept applied to life management of gas turbine blades
D.A. WOODFORD