Anisotropy and microstructural evolutions of X70 pipeline

Three Dimensional MicrostructureMicrotexture

The microstructural anisotropy together with the crystallographic texture of an industrial grade of X70 pipeline steel is studied by means of the 3D-EBSD technique known also as EBS3 which was recently developed by FEI.Samples of size 8x10x3mm Anisotropy and microstructural evolutions of X70 pipeline #179; were cut from the middle thickness of an industrial rolled plate and after special sample preparation have been studied in a Nova 600 dual beam Three Dimensional MicrostructureMicrotexture The microstructural anisotropy together with the crystallographic texture of an industrial grade of X70 pipeline steel is studied by means of the 3D-EBSD technique known also as EBS3 which was recently developed by FEI.Samples of size 8x10x3mm Anisotropy and microstructural evolutions of X70 pipeline #179; were cut from the middle thickness of an industrial rolled plate and after special sample preparation have been studied in a Nova 600 dual beam The Evolution and Distribution of Microstructures in High These microstructural changes adversely affect in-service performance factors such as the reliability and durability of the welded joints of high-grade pipeline steel .In laser welding,two adjacent or stacked metal pieces are fused together under an inert gas flow with or without addition of material to the weld line [

Review Mechanical Anisotropy in Steels for Pipelines

microstructural anisotropy due to chemical segregation with banding or elongated grain structure,and crystallographic texture.In general,the role of inclusions and segregation is most prominent in the X65 or X70 grades steel,whereas the stronger variants are cleaner and transform at larger under-Table 4.Research of Strain Aging in Pipeline Steel with a Ferrite By applying ferritemartensite microstructural control,highdeformability linepipes of grade X70 have been developed.The steel with an acicular ferrite microstructure was intercritically heattreated at 820 Anisotropy and microstructural evolutions of X70 pipeline #176;C for 10 min,followed by rapidly water cooling,in order toPrevious123456NextToughness and separation improvement of thick plate X70 The effects of microstructure,texture,and material constraint for four American Petroleum Institute (API) X70 grade steel plates of varying thickness (13.5,15.5,22,and 32 mm) on separations and the subsequent effects of separations on toughness and toughness anisotropy were evaluated.

PAPER OPEN ACCESS Mechanical Characterization of

welded joints before installations were possible sources of pipeline failures.Omale et al.,[11] studied the evolution of microstructure,texture and mechanical properties of API X70 steel pipeline after different thermomechanical treatments using a combination of X-ray diffraction andMicrostructure,Texture Mechanical Propertiesindustrial grades pipeline steel-X70 and X80.To describe the anisotropy from each plate were tested 3 samples with long axes oriented at 0 Anisotropy and microstructural evolutions of X70 pipeline #176;,22.5 Anisotropy and microstructural evolutions of X70 pipeline #176;,45 Anisotropy and microstructural evolutions of X70 pipeline #176;,67.5 Anisotropy and microstructural evolutions of X70 pipeline #176;and 90 Anisotropy and microstructural evolutions of X70 pipeline #176; with respect to the plate rolling direction (RD) at 5 different temperatures varying from room temperature to -196 Anisotropy and microstructural evolutions of X70 pipeline #176;C.B.Microstructural Characterization and Quantification.Microstructure and texture evolution in warm rolled API 5L Jan 01,2019 Anisotropy and microstructural evolutions of X70 pipeline #0183;In this work,all experiments were carried out on API 5L X70 pipeline steel.The chemical composition of the X70 steel is shown in Table 1.The SoAl in Table 1 represents soluble aluminum.As shown in the table,the total Al is 0.044 wt%,from which only 0.036 wt% is dissolved in the metal (soluble Al) while the rest is tied up by oxides/inclusions.

Microstructure - Texture Related Toughness Anisotropy of

The microstructural anisotropy together with the crystallographic texture of an industrial grade of X70 pipeline steel is studied by means of the 3D-EBSD technique known also as EBS3 which was Microstructure - Texture Related Toughness Anisotropy of The effects of microstructure and crystallographic texture in four commercially-produced API X70 pipeline steels and their relation to planar anisotropy of toughness were evaluated.Mechanical,microstructure and texture characterization of Anisotropy and microstructural evolutions of X70 pipeline steel during tensile deformation.Article. The texture evolution behavior and the anisotropy of 2A97 AlLi alloy were investigated

Mechanical Anisotropy in Steels for Pipelines

X70 482 565 90 purposehereit to focus on the development of anisotropy in pipeline steels,particularly with respect microstructural anisotropy due to chemical segregation with banding or elongated grain struc ture,and crystallographic texture.InJournal of Materials Research - UOW ScholarsAnisotropy and microstructural evolutions of X70 pipeline steel during tensile deformation 2018; Hot deformation behavior and processing maps of Ti-6Al-4V alloy with starting fully lamellar structure 2018; Enhanced materials performance of Al/Ti/Al laminate sheets subjected to cryogenic roll bonding 2017; Mechanical properties of T23 steel welded joints without post-weld heat treatment for Journal of Materials Research - UOW ScholarsAnisotropy and microstructural evolutions of X70 pipeline steel during tensile deformation 2018; Hot deformation behavior and processing maps of Ti-6Al-4V alloy with starting fully lamellar structure 2018; Enhanced materials performance of Al/Ti/Al laminate sheets subjected to cryogenic roll bonding 2017; Mechanical properties of T23 steel welded joints without post-weld heat treatment for

Influence of crystallographic texture in X70 pipeline

The effects of microstructure and crystallographic texture in four commercially-produced API X70 pipeline steels and their relation to planar anisotropy of toughness and delamination were evaluated.The experimental steels were processed through either a hot strip mill,a Steckel mill,or a compact strip mill.Different processing routes were selected to obtain plates with potential variations Influence of crystallographic texture in X70 pipeline The effects of microstructure and crystallographic texture in four commercially-produced API X70 pipeline steels and their relation to planar anisotropy of toughness and delamination were evaluated.The experimental steels were processed through either a hot strip mill,a Steckel mill,or a compact strip mill.Different processing routes were selected to obtain plates with potential variations Influence of Thermomechanically Controlled Processing on Aug 10,2018 Anisotropy and microstructural evolutions of X70 pipeline #0183;The effect of different thermomechanical controlled processing routes on susceptibility of X70 pipeline steel to hydrogen induced cracking (HIC) have been studied.Two X70 pipeline steel specimens labelled WE and WD were investigated.These specimens have the same chemical composition,but they were processed with seperate thermomechanical treatments parameters.

Influence of Thermomechanically Controlled Processing on

Aug 10,2018 Anisotropy and microstructural evolutions of X70 pipeline #0183;The effect of different thermomechanical controlled processing routes on susceptibility of X70 pipeline steel to hydrogen induced cracking (HIC) have been studied.Two X70 pipeline steel specimens labelled WE and WD were investigated.These specimens have the same chemical composition,but they were processed with seperate thermomechanical treatments parameters.Images of Anisotropy and microstructural evolutions of x70 p imagesAnisotropy and microstructural evolutions of X70 pipeline Tensile properties of different directions of X70 pipeline steel plate were tested,and microstructural evolutions of different zones along the transverse direction (TD) were also investigated using electron backscatter diffraction.Han,JianAnisotropy and microstructural evolutions of X70 pipeline steel during tensile deformation. Analysis and solutions of pipeline girth weld failure under the longitudinal stress due to strength mis-matching. Anisotropy and microstructural evolutions of X70 pipeline

Evolution of the microstructure and texture of X70

The evolution of microstructure,texture and mechanical properties of API Anisotropy and microstructural evolutions of X70 pipeline #215;70 pipeline steel after different thermomechanical treatments has been studied using a combination of X-ray diffraction Effect of Rolling in the Recrystallization Temperature A rolling schedule based on engineering of crystallographic texture in the recrystallization temperature region associated with a post heat treatment of API X70 pipeline steel was proposed.In addition,the effects of microstructural parameters such as crystallographic orientation,boundary distributions,and Taylor factor were studied and the Effect of Rolling in the Recrystallization Temperature A rolling schedule based on engineering of crystallographic texture in the recrystallization temperature region associated with a post heat treatment of API X70 pipeline steel was proposed.In addition,the effects of microstructural parameters such as crystallographic orientation,boundary distributions,and Taylor factor were studied and the

Effect of Different Thermomechanical Processes on the

Anisotropy and microstructural evolutions of X70 pipeline #0183;A commercial API 5L X70 steel plate was subjected to different thermomechanical processes to propose a novel thermomechanical rolling path to achieve improved mechanical properties.Scanning electron microscopy,electron backscatter diffraction,and x-ray texture analysis were employed for microstructural characterization.The results showed that strain-free recrystallized {001} ferriteEffect of Different Thermomechanical Processes on the Anisotropy and microstructural evolutions of X70 pipeline #0183;A commercial API 5L X70 steel plate was subjected to different thermomechanical processes to propose a novel thermomechanical rolling path to achieve improved mechanical properties.Scanning electron microscopy,electron backscatter diffraction,and x-ray texture analysis were employed for microstructural characterization.The results showed that strain-free recrystallized {001} ferriteEffect of Annealing Treatments on the Microstructure and Apr 19,2017 Anisotropy and microstructural evolutions of X70 pipeline #0183;Effect of annealing treatments at 600,800,1000 and 1200 Anisotropy and microstructural evolutions of X70 pipeline #176;C on the microstructure,texture,grain boundary characteristic and recrystallization fraction of Nb-microalloyed X60 steel is evaluated by using x-ray diffraction and EBSD techniques.The results indicate that bimodal as-received microstructure is changed to a homogeneous equiaxed grain structure above annealing at 1000 Anisotropy and microstructural evolutions of X70 pipeline #176;C.

DETECTION OF MICROSTRUCTURE ANISOTROPY USING

The angular magnetic Barkhausen noise technique has been applied to characterize the magnetic anisotropy in pipeline steels (CLAPHAM 1999,ORTIZ 2015).Clapham et al.showed the difficulty to find a correlation between the crystallographic texture of an API5L-X70 pipeline steel and the angular dependence of the MBN energy,and theirDETECTION OF MICROSTRUCTURE ANISOTROPY USINGThe angular magnetic Barkhausen noise technique has been applied to characterize the magnetic anisotropy in pipeline steels (CLAPHAM 1999,ORTIZ 2015).Clapham et al.showed the difficulty to find a correlation between the crystallographic texture of an API5L-X70 pipeline steel and the angular dependence of the MBN energy,and theirCo-relation of Microstructural Features with Tensile and Present work is about microstructure and its co-relation with properties for X70 steel plates and coils supplied by 12 steel mills.Evaluation of alloy design with respect to microstructural features and its effect on tensile and toughness properties change from plate/coil to pipe is discussed.

Cited by 5Publish Year 2018Author Qiuzhi Gao,Cheng Lu,Hui Jun Li,Jintao Li,Jian Han,Liang ChenEvolution of the microstructure and texture of X70

Jan 15,2016 Anisotropy and microstructural evolutions of X70 pipeline #0183;In this study,we examined the microstructural evolution of X70 pipeline steel during cold rolling and subsequent annealing treatments.The macro-texture and micro-texture of deformation and annealing are discussed.The following core characteristics and interpretations were found 1.Cited by 5Publish Year 2018Author Qiuzhi Gao,Cheng Lu,Hui Jun Li,Jintao Li,Jian Han,Liang ChenAnisotropy and microstructural evolutions of X70 pipeline Anisotropy and microstructural evolutions of X70 pipeline steel during tensile deformation Article (PDF Available) in Journal of Materials Research June 2018 with 186 Reads How we measure 'reads'Cited by 30Publish Year 2016Author M.Eskandari,M.A.Mohtadi-Bonab,J.A.SzpunarMicrostructure,texture evolution and mechanical Aug 04,2017 Anisotropy and microstructural evolutions of X70 pipeline #0183;The evolution of microstructure,texture and mechanical properties of API X70 pipeline steel after different thermomechanical treatments has been studied using a combination of X-ray diffraction and electron backscatter diffraction (EBSD).

Anisotropy and microstructural evolutions of X70 pipeline

Tensile properties of different directions of X70 pipeline steel plate were tested,and microstructural evolutions of different zones along the transverse direction (TD) were also investigated using electron backscatter diffraction.The highest strength values (yield strength and ultimate strength) appear at TD,and the diagonal direction shows the largest uniform elongation.Anisotropy and microstructural evolutions of X70 pipeline Jun 26,2018 Anisotropy and microstructural evolutions of X70 pipeline #0183;Anisotropy and microstructural evolutions of X70 pipeline steel during tensile deformation - Volume 33 Issue 20 - Qiuzhi Gao,Cheng Lu,Huijun Li,Jintao Li,Jian Han,Liang ChenAn Investigation on Microstructural Evolution of X70 Steel Anisotropy and microstructural evolutions of X70 pipeline #0183;An Investigation on Microstructural Evolution of X70 Steel Pipe During Hot Induction Bending. Proceedings of the 2018 12th International Pipeline Conference.Volume 1 Pipeline and Facilities Integrity.Calgary,Alberta,Canada.September 2428,2018.V001T03A025.ASME.

12345NextAn Investigation on Microstructural Evolution of X70 Steel

Anisotropy and microstructural evolutions of X70 pipeline #0183;An Investigation on Microstructural Evolution of X70 Steel Pipe During Hot Induction Bending. Proceedings of the 2018 12th International Pipeline Conference.Volume 1 Pipeline and Facilities Integrity.Calgary,Alberta,Canada.September 2428,2018.V001T03A025.ASME.

Three Dimensional MicrostructureMicrotexture

The microstructural anisotropy together with the crystallographic texture of an industrial grade of X70 pipeline steel is studied by means of the 3D-EBSD technique known also as EBS3 which was recently developed by FEI.Samples of size 8x10x3mm Anisotropy and microstructural evolutions of X70 pipeline #179; were cut from the middle thickness of an industrial rolled plate and after special sample preparation have been studied in a Nova 600 dual beam Three Dimensional MicrostructureMicrotexture The microstructural anisotropy together with the crystallographic texture of an industrial grade of X70 pipeline steel is studied by means of the 3D-EBSD technique known also as EBS3 which was recently developed by FEI.Samples of size 8x10x3mm Anisotropy and microstructural evolutions of X70 pipeline #179; were cut from the middle thickness of an industrial rolled plate and after special sample preparation have been studied in a Nova 600 dual beam The Evolution and Distribution of Microstructures in High These microstructural changes adversely affect in-service performance factors such as the reliability and durability of the welded joints of high-grade pipeline steel .In laser welding,two adjacent or stacked metal pieces are fused together under an inert gas flow with or without addition of material to the weld line [

Review Mechanical Anisotropy in Steels for Pipelines

microstructural anisotropy due to chemical segregation with banding or elongated grain structure,and crystallographic texture.In general,the role of inclusions and segregation is most prominent in the X65 or X70 grades steel,whereas the stronger variants are cleaner and transform at larger under-Table 4.Research of Strain Aging in Pipeline Steel with a Ferrite By applying ferritemartensite microstructural control,highdeformability linepipes of grade X70 have been developed.The steel with an acicular ferrite microstructure was intercritically heattreated at 820 Anisotropy and microstructural evolutions of X70 pipeline #176;C for 10 min,followed by rapidly water cooling,in order toPrevious123456NextToughness and separation improvement of thick plate X70 The effects of microstructure,texture,and material constraint for four American Petroleum Institute (API) X70 grade steel plates of varying thickness (13.5,15.5,22,and 32 mm) on separations and the subsequent effects of separations on toughness and toughness anisotropy were evaluated.

PAPER OPEN ACCESS Mechanical Characterization of

welded joints before installations were possible sources of pipeline failures.Omale et al.,[11] studied the evolution of microstructure,texture and mechanical properties of API X70 steel pipeline after different thermomechanical treatments using a combination of X-ray diffraction andMicrostructure,Texture Mechanical Propertiesindustrial grades pipeline steel-X70 and X80.To describe the anisotropy from each plate were tested 3 samples with long axes oriented at 0 Anisotropy and microstructural evolutions of X70 pipeline #176;,22.5 Anisotropy and microstructural evolutions of X70 pipeline #176;,45 Anisotropy and microstructural evolutions of X70 pipeline #176;,67.5 Anisotropy and microstructural evolutions of X70 pipeline #176;and 90 Anisotropy and microstructural evolutions of X70 pipeline #176; with respect to the plate rolling direction (RD) at 5 different temperatures varying from room temperature to -196 Anisotropy and microstructural evolutions of X70 pipeline #176;C.B.Microstructural Characterization and Quantification.Microstructure and texture evolution in warm rolled API 5L Jan 01,2019 Anisotropy and microstructural evolutions of X70 pipeline #0183;In this work,all experiments were carried out on API 5L X70 pipeline steel.The chemical composition of the X70 steel is shown in Table 1.The SoAl in Table 1 represents soluble aluminum.As shown in the table,the total Al is 0.044 wt%,from which only 0.036 wt% is dissolved in the metal (soluble Al) while the rest is tied up by oxides/inclusions.

Microstructure - Texture Related Toughness Anisotropy of

The microstructural anisotropy together with the crystallographic texture of an industrial grade of X70 pipeline steel is studied by means of the 3D-EBSD technique known also as EBS3 which was Microstructure - Texture Related Toughness Anisotropy of The effects of microstructure and crystallographic texture in four commercially-produced API X70 pipeline steels and their relation to planar anisotropy of toughness were evaluated.Mechanical,microstructure and texture characterization of Anisotropy and microstructural evolutions of X70 pipeline steel during tensile deformation.Article. The texture evolution behavior and the anisotropy of 2A97 AlLi alloy were investigated

Mechanical Anisotropy in Steels for Pipelines

X70 482 565 90 purposehereit to focus on the development of anisotropy in pipeline steels,particularly with respect microstructural anisotropy due to chemical segregation with banding or elongated grain struc ture,and crystallographic texture.InJournal of Materials Research - UOW ScholarsAnisotropy and microstructural evolutions of X70 pipeline steel during tensile deformation 2018; Hot deformation behavior and processing maps of Ti-6Al-4V alloy with starting fully lamellar structure 2018; Enhanced materials performance of Al/Ti/Al laminate sheets subjected to cryogenic roll bonding 2017; Mechanical properties of T23 steel welded joints without post-weld heat treatment for Journal of Materials Research - UOW ScholarsAnisotropy and microstructural evolutions of X70 pipeline steel during tensile deformation 2018; Hot deformation behavior and processing maps of Ti-6Al-4V alloy with starting fully lamellar structure 2018; Enhanced materials performance of Al/Ti/Al laminate sheets subjected to cryogenic roll bonding 2017; Mechanical properties of T23 steel welded joints without post-weld heat treatment for

Influence of crystallographic texture in X70 pipeline

The effects of microstructure and crystallographic texture in four commercially-produced API X70 pipeline steels and their relation to planar anisotropy of toughness and delamination were evaluated.The experimental steels were processed through either a hot strip mill,a Steckel mill,or a compact strip mill.Different processing routes were selected to obtain plates with potential variations Influence of crystallographic texture in X70 pipeline The effects of microstructure and crystallographic texture in four commercially-produced API X70 pipeline steels and their relation to planar anisotropy of toughness and delamination were evaluated.The experimental steels were processed through either a hot strip mill,a Steckel mill,or a compact strip mill.Different processing routes were selected to obtain plates with potential variations Influence of Thermomechanically Controlled Processing on Aug 10,2018 Anisotropy and microstructural evolutions of X70 pipeline #0183;The effect of different thermomechanical controlled processing routes on susceptibility of X70 pipeline steel to hydrogen induced cracking (HIC) have been studied.Two X70 pipeline steel specimens labelled WE and WD were investigated.These specimens have the same chemical composition,but they were processed with seperate thermomechanical treatments parameters.

Influence of Thermomechanically Controlled Processing on

Aug 10,2018 Anisotropy and microstructural evolutions of X70 pipeline #0183;The effect of different thermomechanical controlled processing routes on susceptibility of X70 pipeline steel to hydrogen induced cracking (HIC) have been studied.Two X70 pipeline steel specimens labelled WE and WD were investigated.These specimens have the same chemical composition,but they were processed with seperate thermomechanical treatments parameters.Images of Anisotropy and microstructural evolutions of x70 p imagesAnisotropy and microstructural evolutions of X70 pipeline Tensile properties of different directions of X70 pipeline steel plate were tested,and microstructural evolutions of different zones along the transverse direction (TD) were also investigated using electron backscatter diffraction.Han,JianAnisotropy and microstructural evolutions of X70 pipeline steel during tensile deformation. Analysis and solutions of pipeline girth weld failure under the longitudinal stress due to strength mis-matching. Anisotropy and microstructural evolutions of X70 pipeline

Evolution of the microstructure and texture of X70

The evolution of microstructure,texture and mechanical properties of API Anisotropy and microstructural evolutions of X70 pipeline #215;70 pipeline steel after different thermomechanical treatments has been studied using a combination of X-ray diffraction Effect of Rolling in the Recrystallization Temperature A rolling schedule based on engineering of crystallographic texture in the recrystallization temperature region associated with a post heat treatment of API X70 pipeline steel was proposed.In addition,the effects of microstructural parameters such as crystallographic orientation,boundary distributions,and Taylor factor were studied and the Effect of Rolling in the Recrystallization Temperature A rolling schedule based on engineering of crystallographic texture in the recrystallization temperature region associated with a post heat treatment of API X70 pipeline steel was proposed.In addition,the effects of microstructural parameters such as crystallographic orientation,boundary distributions,and Taylor factor were studied and the

Effect of Different Thermomechanical Processes on the

Anisotropy and microstructural evolutions of X70 pipeline #0183;A commercial API 5L X70 steel plate was subjected to different thermomechanical processes to propose a novel thermomechanical rolling path to achieve improved mechanical properties.Scanning electron microscopy,electron backscatter diffraction,and x-ray texture analysis were employed for microstructural characterization.The results showed that strain-free recrystallized {001} ferriteEffect of Different Thermomechanical Processes on the Anisotropy and microstructural evolutions of X70 pipeline #0183;A commercial API 5L X70 steel plate was subjected to different thermomechanical processes to propose a novel thermomechanical rolling path to achieve improved mechanical properties.Scanning electron microscopy,electron backscatter diffraction,and x-ray texture analysis were employed for microstructural characterization.The results showed that strain-free recrystallized {001} ferriteEffect of Annealing Treatments on the Microstructure and Apr 19,2017 Anisotropy and microstructural evolutions of X70 pipeline #0183;Effect of annealing treatments at 600,800,1000 and 1200 Anisotropy and microstructural evolutions of X70 pipeline #176;C on the microstructure,texture,grain boundary characteristic and recrystallization fraction of Nb-microalloyed X60 steel is evaluated by using x-ray diffraction and EBSD techniques.The results indicate that bimodal as-received microstructure is changed to a homogeneous equiaxed grain structure above annealing at 1000 Anisotropy and microstructural evolutions of X70 pipeline #176;C.

DETECTION OF MICROSTRUCTURE ANISOTROPY USING

The angular magnetic Barkhausen noise technique has been applied to characterize the magnetic anisotropy in pipeline steels (CLAPHAM 1999,ORTIZ 2015).Clapham et al.showed the difficulty to find a correlation between the crystallographic texture of an API5L-X70 pipeline steel and the angular dependence of the MBN energy,and theirDETECTION OF MICROSTRUCTURE ANISOTROPY USINGThe angular magnetic Barkhausen noise technique has been applied to characterize the magnetic anisotropy in pipeline steels (CLAPHAM 1999,ORTIZ 2015).Clapham et al.showed the difficulty to find a correlation between the crystallographic texture of an API5L-X70 pipeline steel and the angular dependence of the MBN energy,and theirCo-relation of Microstructural Features with Tensile and Present work is about microstructure and its co-relation with properties for X70 steel plates and coils supplied by 12 steel mills.Evaluation of alloy design with respect to microstructural features and its effect on tensile and toughness properties change from plate/coil to pipe is discussed.

Cited by 5Publish Year 2018Author Qiuzhi Gao,Cheng Lu,Hui Jun Li,Jintao Li,Jian Han,Liang ChenEvolution of the microstructure and texture of X70

Jan 15,2016 Anisotropy and microstructural evolutions of X70 pipeline #0183;In this study,we examined the microstructural evolution of X70 pipeline steel during cold rolling and subsequent annealing treatments.The macro-texture and micro-texture of deformation and annealing are discussed.The following core characteristics and interpretations were found 1.Cited by 5Publish Year 2018Author Qiuzhi Gao,Cheng Lu,Hui Jun Li,Jintao Li,Jian Han,Liang ChenAnisotropy and microstructural evolutions of X70 pipeline Anisotropy and microstructural evolutions of X70 pipeline steel during tensile deformation Article (PDF Available) in Journal of Materials Research June 2018 with 186 Reads How we measure 'reads'Cited by 30Publish Year 2016Author M.Eskandari,M.A.Mohtadi-Bonab,J.A.SzpunarMicrostructure,texture evolution and mechanical Aug 04,2017 Anisotropy and microstructural evolutions of X70 pipeline #0183;The evolution of microstructure,texture and mechanical properties of API X70 pipeline steel after different thermomechanical treatments has been studied using a combination of X-ray diffraction and electron backscatter diffraction (EBSD).

Anisotropy and microstructural evolutions of X70 pipeline

Tensile properties of different directions of X70 pipeline steel plate were tested,and microstructural evolutions of different zones along the transverse direction (TD) were also investigated using electron backscatter diffraction.The highest strength values (yield strength and ultimate strength) appear at TD,and the diagonal direction shows the largest uniform elongation.Anisotropy and microstructural evolutions of X70 pipeline Jun 26,2018 Anisotropy and microstructural evolutions of X70 pipeline #0183;Anisotropy and microstructural evolutions of X70 pipeline steel during tensile deformation - Volume 33 Issue 20 - Qiuzhi Gao,Cheng Lu,Huijun Li,Jintao Li,Jian Han,Liang ChenAn Investigation on Microstructural Evolution of X70 Steel Anisotropy and microstructural evolutions of X70 pipeline #0183;An Investigation on Microstructural Evolution of X70 Steel Pipe During Hot Induction Bending. Proceedings of the 2018 12th International Pipeline Conference.Volume 1 Pipeline and Facilities Integrity.Calgary,Alberta,Canada.September 2428,2018.V001T03A025.ASME.

12345NextAn Investigation on Microstructural Evolution of X70 Steel

Anisotropy and microstructural evolutions of X70 pipeline #0183;An Investigation on Microstructural Evolution of X70 Steel Pipe During Hot Induction Bending. Proceedings of the 2018 12th International Pipeline Conference.Volume 1 Pipeline and Facilities Integrity.Calgary,Alberta,Canada.September 2428,2018.V001T03A025.ASME.

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