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Creep-fatigue crack growth behavior in GH4169 superalloy

Dianyin HU, Xiyuan WANG, Jianxing MAO, Rongqiao WANG

Frontiers of Mechanical Engineering 2019, Volume 14, Issue 3,   Pages 369-376 doi: 10.1007/s11465-018-0489-7

Abstract: This study aims to examine the crack growth behavior of turbine disc GH4169 superalloy under creep-fatigueThe grain boundaries oxidize during the dwell process, thereby inducing an intergranular creep-fatigueobservation confirmed that the small grain size and high volume fraction of the d phase led to a fast creep-fatigue

Keywords： crack growth rate     creep-fatigue     GH4169 superalloy     CT specimen     dwell time    

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Research and Development of Heat-Resistant Materials for Advanced USC Power Plants with Steam Temperatures of 700 °C and Above Review

Fujio Abe

Engineering 2015, Volume 1, Issue 2,   Pages 211-224 doi: 10.15302/J-ENG-2015031

Abstract: base alloys for the highest temperature boiler and turbine components in order to provide sufficient creepthick section boiler and turbine components of A-USC power plants, mainly focusing on the long-term creep-rupturestrength of base metal and welded joints, strength loss in welded joints, creep-fatigue properties,

Keywords： Ni-base alloy     9%&minus     12% Cr steel     creep strength     creep-fatigue property     welded joint     grain boundary    

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Experiment study on fatigue property of concrete filled steel pipe K-joints

Zhong Xingu,Yang Sheng,Shi Weihua

Strategic Study of CAE 2011, Volume 13, Issue 9,   Pages 97-100

Abstract:

Based on the truss arch of Xiangtan 4th Bridge, we made fatigue propertyconcrete filled steel pipe K-joints of three different specifications, and calculated the amplitude of fatiguestress approach in this paper, which presented that hot-spot stress approach can be used to assess fatiguelife of concrete filled steel pipe, and fatigue property of concrete filled steel pipe K-joints wasK-joints proposed by this paper would be of referential significance for building design criterion of fatigue

Keywords： concrete filled steel pipe K-joints     fatigue property     S—N curve    

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Study on fatigue performance of steel deck pavement for the Fourth Nanjing Yangtze River Bridge

Zhan Yu,Li Guofen,Wang Hongchang

Strategic Study of CAE 2013, Volume 15, Issue 8,   Pages 75-78

Abstract: Based on the steel deck pavement of the Fourth Nanjing Yangtze River Bridge, this paper carried out fatigueThe splitting fatigue tests and five stress levels of 0.2, 0.3, 0.4, 0.5, 0.6 were used to study thefatigue property of each layer; in dition, the fatigue tests of composite beams with steel plates andthree load levels of 6 kN, 7 kN, 8 kN were chosen to study the fatigue property of the composite structureFinally, the fatigue equation by regression analysis was got.

Keywords： highway engineering     steel deck pavement     fatigue property     splitting fatigue     fatigue equation    

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Rolling process and fatigue property of a new-type hot-rolled low-carbon TRIP steel

Liu Ziquan,Tan Xiaodong,Yang Xiaolong,Xu Yunbo,Wu Di and Wang Guodong

Strategic Study of CAE 2014, Volume 16, Issue 1,   Pages 54-58

Abstract:

The mechanical properties， microstructures， fatigue properties and fatigue fractures of the conventionalnew-type TRIP steel possessed similar yield strength ， tensile strength increased by 100~150 MPa and fatigueThe fatigue limit increased with the increase of the tensile strength.The steel containing ferrite，bainite and retained austenite had a higher fatigue limit than the steel

Keywords： hot- rolling     low-carbon TRIP steel     rolling process     fatigue property     fatigue fracture    

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Finite element analysis of creep for plane steel frames in fire

Hui ZHU, Yuching WU

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 3,   Pages 297-307 doi: 10.1007/s11709-012-0162-x

Abstract: In the past, for simplification, creep behavior was not taken into account in research on the resistanceHowever, it was demonstrated that the effect of creep is considerable at temperatures that commonly reachThe geometric nonlinearity, material nonlinearity, high temperature creep, and temperature rate of changeFurthermore, it is demonstrated that the deflection at the midpoint of the steel beam, considering creepbehavior, is approximately 13% larger than for the situation in which creep is ignored.

Keywords： creep     plane steel frame     fire     finite element method     geometric nonlinearity    

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A model for creep life prediction of thin tube using strain energy density as a function of stress triaxialityunder quasi-static loading employing elastic-creep & elastic-plastic-creep deformation

Tahir MAHMOOD, Sangarapillai KANAPATHIPILLAI, Mahiuddin CHOWDHURY

Frontiers of Mechanical Engineering 2013, Volume 8, Issue 2,   Pages 181-186 doi: 10.1007/s11465-013-0257-7

Abstract:

This paper demonstrates the application of a new multiaxial creep damage model developed by authorsFor comparison, an elastic-creep and elastic-plastic-creep finite element analysis (FEA) is performed

Keywords： elastic-creep     elastic-plastic-creep     stress triaxiality     life prediction     pressure vessels     finite element    

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Application of Cu nanoparticles as N32 base oil additives

Qiang HE, Jun YE, Hongzhao LIU, Jinling LI,

Frontiers of Mechanical Engineering 2010, Volume 5, Issue 1,   Pages 93-97 doi: 10.1007/s11465-009-0083-0

Abstract: The results show that N32 base oil with 0.5% Cu nanoparticle can improve the test sample contact fatigue

Keywords： Cu nanoparticle     tribological property     contact fatigue     weibull distribution    

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Elevated temperature creep model of parallel wire strands

Frontiers of Structural and Civil Engineering   Pages 1060-1071 doi: 10.1007/s11709-023-0981-y

Abstract: Under fire conditions, significant creep effects occur, reducing the prestress and influencing the mechanicalAs there is no existing approach to analyze their creep behavior, this study experimentally investigatedthe elevated temperature creep model of PWSs.It was concluded that the temperature level had a more significant effect on the creep strain than thestress level, and 450 °C was the key segment point where the creep rate varied significantly.

Keywords： parallel wire strands     experimental study     elevated temperature creep model    

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Effect of concrete creep and shrinkage on tall hybrid-structures and its countermeasures

Pusheng SHEN, Hui FANG, Xinhong XIA

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 2,   Pages 234-239 doi: 10.1007/s11709-009-0020-7

Abstract: Based on the concrete creep and shrinkage calculation formula in American Concrete Institute (ACI) code, with the assumption that loads are increased linearly in members, the creep and shrinkage effects ofThe effects of steel ratio on members creep are analyzed by age-adjusted module method (AEMM).

Keywords： creep     shrinkage     construction process     hybrid-structure    

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Creep life assessment of aero-engine recuperator based on continuum damage mechanics approach

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 4, doi: 10.1007/s11465-022-0702-6

Abstract: The creep life of an aeroengine recuperator is investigated in terms of continuum damage mechanics byThe effects of the manifold wall thickness and creep properties of brazing filler metal on the operatingDecreasing the minimum creep strain rate with the enhancement of the creep strength of the brazing fillermetal presents an obvious effect on the creep life of the recuperator.between the minimum creep rate of the filler and base metal is reduced by 20%.

Keywords： creep     life assessment     brazed joint     continuum damage mechanics     aeroengine recuperator    

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A comparative study of the mechanical properties, fracture behavior, creep, and shrinkage of chemically

Mahdi AREZOUMANDI, Mark EZZELL, Jeffery S VOLZ

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 1,   Pages 36-45 doi: 10.1007/s11709-014-0243-0

Abstract: results of an experimental investigation that compares the mechanical properties, fracture behavior, creepthat the SCC and CC mixes had virtually identical tensile splitting strengths, flexural strengths, creep

Keywords： admixture     conventional concrete (CC)     creep     fracture mechanic     mechanical Properties     self-consolidating    

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Experimental research on the creep behavior and bearing capacity of repeatedly prestressed concrete beam

SHAO Xudong, LI Lifeng, YANG Jianjun

Frontiers of Structural and Civil Engineering 2007, Volume 1, Issue 3,   Pages 305-311 doi: 10.1007/s11709-007-0040-0

Abstract: Furthermore, a kind of computational formula to calculate creep strain and deformation due to repeated

Keywords： computational     cracking     technology     prestressed concrete     application prospect    

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Creep and recovery behaviors of magnetorheological elastomers

Weihua LI, Yang ZHOU, Tongfei TIAN, Gursel ALICI,

Frontiers of Mechanical Engineering 2010, Volume 5, Issue 3,   Pages 341-346 doi: 10.1007/s11465-010-0096-8

Abstract: This paper presents experimental and modeling study of creep and recovery behaviors of magneto-rheologicalThe effects of the magnetic field and stress on MRE creep behaviors were discussed.Moreover, a four-parameter viscoelastic model was developed to describe MRE creep behaviors.between the experimental results and the modeling predictions indicates that the model can predict MRE creep

Keywords： magneto-rheological elastomers (MREs)     creep     recovery     linear viscoelastic model    

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A dimensional analysis on asphalt binder fracture and fatigue cracking

Qian ZHAO, Zhoujing YE

Frontiers of Structural and Civil Engineering 2018, Volume 12, Issue 2,   Pages 201-206 doi: 10.1007/s11709-017-0402-1

Abstract: Fracture and fatigue cracking in asphalt binder are two of most serious problems for pavement engineersTheorem and -integral analysis based on classic fracture mechanics, to evaluate the fracture and fatiguediscovered that the dimensional analysis could provide a new perspective to analyze the asphalt fracture and fatigue

Keywords： Dimensional analysis     asphalt     fracture     fatigue cracking    

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Title Author Date Type Operation

Creep-fatigue crack growth behavior in GH4169 superalloy

Dianyin HU, Xiyuan WANG, Jianxing MAO, Rongqiao WANG

Journal Article

Research and Development of Heat-Resistant Materials for Advanced USC Power Plants with Steam Temperatures of 700 °C and Above

Fujio Abe

Journal Article

Experiment study on fatigue property of concrete filled steel pipe K-joints

Zhong Xingu,Yang Sheng,Shi Weihua

Journal Article

Study on fatigue performance of steel deck pavement for the Fourth Nanjing Yangtze River Bridge

Zhan Yu,Li Guofen,Wang Hongchang

Journal Article

Rolling process and fatigue property of a new-type hot-rolled low-carbon TRIP steel

Liu Ziquan,Tan Xiaodong,Yang Xiaolong,Xu Yunbo,Wu Di and Wang Guodong

Journal Article

Finite element analysis of creep for plane steel frames in fire

Hui ZHU, Yuching WU

Journal Article

A model for creep life prediction of thin tube using strain energy density as a function of stress triaxialityunder quasi-static loading employing elastic-creep & elastic-plastic-creep deformation

Tahir MAHMOOD, Sangarapillai KANAPATHIPILLAI, Mahiuddin CHOWDHURY

Journal Article

Application of Cu nanoparticles as N32 base oil additives

Qiang HE, Jun YE, Hongzhao LIU, Jinling LI,

Journal Article

Elevated temperature creep model of parallel wire strands

Journal Article

Effect of concrete creep and shrinkage on tall hybrid-structures and its countermeasures

Pusheng SHEN, Hui FANG, Xinhong XIA

Journal Article

Creep life assessment of aero-engine recuperator based on continuum damage mechanics approach

Journal Article

A comparative study of the mechanical properties, fracture behavior, creep, and shrinkage of chemically

Mahdi AREZOUMANDI, Mark EZZELL, Jeffery S VOLZ

Journal Article

Experimental research on the creep behavior and bearing capacity of repeatedly prestressed concrete beam

SHAO Xudong, LI Lifeng, YANG Jianjun

Journal Article

Creep and recovery behaviors of magnetorheological elastomers

Weihua LI, Yang ZHOU, Tongfei TIAN, Gursel ALICI,

Journal Article

A dimensional analysis on asphalt binder fracture and fatigue cracking

Qian ZHAO, Zhoujing YE

Journal Article