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Microstructure and tensile properties of modified 9Cr 1Mo

Microstructure and tensile properties of modified 9Cr 1Mo Applications:

Microstructure and tensile properties of modified 9Cr 1Mo is extensively used in a variety of industries. Microstructure and tensile properties of modified 9Cr 1Mo is widely used in structural applications, including bridges, buildings and construction equipment and more.

Microstructure and tensile properties of modified 9Cr 1Mo Specification:

Thickness: 6-400 mm Width: 1600-4200 mm Length: 4000-15000mm send e-mail [email protected]

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Weldability of modified 9Cr-1Mo steel (Technical Report

@article{osti_712814,title = {Weldability of modified 9Cr-1Mo steel},author = {King,J F and Sikka,V K and Santella,M L and Turner,J F and Pickering,E W},abstractNote = {The weldability of modified 9Cr-1Mo steel has been investigated by numerous organizations including Oak Ridge National Laboratory over a period of several years..The results of the various studies are summariThe Evaluation of Material Degradation in Modified 9Cr-1Mo Evolution of microstructure due to service exposure to high temperature has a strong effect performance of heat resistant steels.In case of modified 9Cr-1Mo steels,precipitation of Fe2Mo-type laves phases and coarsening of M23C6-type carbides are the primary cause of degradation of mechanical properties such as creep resistance,tensile strength and toughness.Tensile properties and microstructure of 9Cr-1Mo Tensile properties and microstructure of 9Cr-1Mo martensitic steels containing a high helium concentration .By J.Henry,P.Jung,J.Chen and J.-C.Brachet.Cite . (EM10) and modified 9Cr-1Mo (T91) martensitic steels homogeneously implanted with 23 MeV $\alpha$ particles to a concentration of 5000 appm.Two implantation temperatures were

Previous123456NextModified 9Cr-1Mo steel for advanced steam generator

Results of room- and elevated-temperature tensile tests are reported from tests conducted on three heats of Modified 9Cr-1Mo steel.The heats were thermally aged at various temperatures from 482 to 704{degree}C and at aging time to 50,000 h.Tensile strain rates were also varied in order to determine strain rate sensitivity of tensile properties.Microstructure characteristics and properties of yttrium Jul 31,2019 Microstructure and tensile properties of modified 9Cr 1Mo#0183;The modified RAFM steels are developed based on the traditional 9Cr-1Mo heat-resistant steel by alloying element replacement and adjustment,as well as the thermo-mechanical-treatments (TMT) processing technique,to improve the high temperature strength by the high density of nanoscale carbide and carbonitride precipitates .But the long-time

Microstructure and tensile properties of modified 9Cr1Mo

Microstructure and tensile properties of modified 9Cr 1Mo#0183;A modified 9Cr-1Mo steel has been exposed to three separate austenitization temperatures,i.e.,at 950,1025,and 1100 Microstructure and tensile properties of modified 9Cr 1Mo#176;C for normalization.After subsequent tempering at 750 Microstructure and tensile properties of modified 9Cr 1Mo#176;C,the normalized Microstructure and mechanical properties of weld fusion Jun 01,2001 Microstructure and tensile properties of modified 9Cr 1Mo#0183;Modified 9Cr-1Mo steel finds increasing application in power plant construction because of its excellent high-temperature properties.While it has been shown to be weldable and resistant to all types of cracking in the weld metal and heat-affected zone (HAZ),the achievement of optimum weld metal properties has often caused concern.The design of appropriate welding consumables isMicrostructural characteristics and mechanical properties Jan 16,2019 Microstructure and tensile properties of modified 9Cr 1Mo#0183;The modified 9Cr1Mo steel was selected to conduct friction stir welding experiment.Defect-free welded joints were successfully obtained with the welding parameters of 300 rpm50 mm/min and 400 rpm50 mm/min.The microstructures of the welded joint were observed by scanning electron microscopy,electron backscatter diffraction and transmission electron microscope.

Microstructural and Mechanical Characterization of 9Cr

d- Mechanical properties of the weld metal are accep-table level according to specifications.ACKNOWLEDGEMENTS This work was supported by the Gedik Welding Com-pany.Authors thanks to Gedik Welding Company.References 1.Guguloth,K.,Swaminathan,J.,Roy,N., Ghosh,R.N.Uniaxial creep and stress relaxation behavior of modified 9Cr-1Mo steel.Microstructural and Mechanical Characterization of 9Cr-1Mo The microstructural evolution and the final microstructure of 9Cr1Mo deposited metal in as-welded condition are analyzed and discussed in this paper.The concept of weld bead heat affected Microstructural and Mechanical Characterization of 9Cr-1Mo The elemental analysis and mechanical tests of the weld metal was determined by x-ray fluorescence,hardness measurements,and tensile tests respectively.This study will contribute the understanding of microstructural progression,microstructure characterization and mechanical properties of E911 steel after the post-weld heat treatment (PWHT).

Microstructural Investigation of Aged Modified9Cr-1Mo

Ipsa Tripathy,Effect of microstructure on sliding wear behaviour of modified 9Cr-1Mo steel,(M.Tech.Thesis),Department of Metallurgical and Materials Engineering National Institute of Technology,Rourkela,(2011).pp.1-57 [5] Manila Mallik,Effect of microstructure on the indentation creep behaviour of 2.25Cr-1Mo and its comparison with modified Metallurgy and creep properties of new 912%Cr steels Jian Ren,Liming Yu,Yongchang Liu,Zongqing Ma,Chenxi Liu,Huijun Li,Hui Wang,Microstructure evolution and tensile properties of an Al added high-Cr ODS steel during thermal aging at 650 Microstructure and tensile properties of modified 9Cr 1Mo#176;C,Fusion Engineering and Design,10.1016/j.fusengdes.2020.111700,157,(111700),(2020).Investigation of thermal effects on mechanical properties The tensile and hardness strength of the 9cr-1mo steel has been determined by using suitable equipment throughout the base metal and weld zone.The microstructure is uniform and free from a dendritic pattern,the ductility of material more after annealing and the hardness of material become uniform overall except in HAZ.

Investigation of thermal effects on Mechanical properties

The effect of aging on the interfacial microstructure and tensile properties of as-welded and post-weld heat treated alloy 800/9Cr-1Mo steel joint (welded with Inconel 182) was investigated.Evaluation of through thickness microstructure and 9Cr-1Mo weld metal; (a) Upper region and (b) Lower region 0 100 200 300 400 500 600 0 100 200 300 400 500 600 700 Red surface Black 1/4T Blue 1/2T FMCG,KAERI El (%) Base metal Specimens YS UTS (MPa) YS UTS El 0 20 40 60 80 100 Fig.3.Tensile properties of the base metal in the temperature range from R.T to 600oC Fig.3 show the Evaluation of tempering behaviour in modified 9Cr1Mo The modified 9Cr-1Mo steel (grade 91) is one of the preferred materials for such applications and it provides better physical and mechanical properties than those of 300 series austenitic stainless steels (Yukio,2008;Sikka et al.,1983;Binkman et al.,1993).

Effect of prior-austenite grain refinement on

The effect of 'conventional normalizing and tempering' (CNT) and 'double austenitization based normalizing and tempering' (DNT) heat treatments on the microstructure,tensile,creep and impact toughness properties of 9Cr-1Mo steel has been studied.The tempered martensite microstructure obtained through DNT treatment exhibited smaller sizes of prior-austenite grains/martensite packetsEffect of Microstructure on Sliding Wear Behaviour of Modified 9Cr1Mo ferritic steel finds wide application in petroleum industries,chemical processing and thermal power plants because of its excellent mechanical properties and corrosion resistance.This material has become a favoured tubing material in the reheater and super heater portions of fast reaction steam generators.Effect of Activated Flux on the Microstructure,Mechanical Transverse strength properties of the modified 9Cr-1Mo steel weld produced by A-TIG welding exceeded the minimum specified strength values of the base materials.The average toughness values of A-TIG weld joints are lower compared with that of the base metal and multipass weld joints due to the presence of -ferrite and inclusions in the weld

Diffusible Hydrogen Level in Deposited Metal and Their

Mar 23,2017 Microstructure and tensile properties of modified 9Cr 1Mo#0183;In a very high-temperature reactor (VHTR),the NbV-modified 9Cr1Mo creep strength enhance the ferritic (CSEF) steel which is the chosen material for fabrication of reactor pressure vessels and piping because of its excellent high temperature thermal and mechanical properties.Cited by 71Publish Year 2012Author V.Maduraimuthu,M.Vasudevan,V.Muthupandi,A.K.Bhaduri,T.JayakumarWeldability of modified 9Cr-1Mo steel (Technical Report @article{osti_712814,title = {Weldability of modified 9Cr-1Mo steel},author = {King,J F and Sikka,V K and Santella,M L and Turner,J F and Pickering,E W},abstractNote = {The weldability of modified 9Cr-1Mo steel has been investigated by numerous organizations including Oak Ridge National Laboratory over a period of several years..The results of the various studies are summariCited by 71Publish Year 2012Author V.Maduraimuthu,M.Vasudevan,V.Muthupandi,A.K.Bhaduri,T.JayakumarMicrostructural Investigation of Aged Modified9Cr-1Mo Ipsa Tripathy,Effect of microstructure on sliding wear behaviour of modified 9Cr-1Mo steel,(M.Tech.Thesis),Department of Metallurgical and Materials Engineering National Institute of Technology,Rourkela,(2011).pp.1-57 [5] Manila Mallik,Effect of microstructure on the indentation creep behaviour of 2.25Cr-1Mo and its comparison with modified

Cited by 66Publish Year 2001Author M.Sireesha,S.Sundaresan,Shaju K.AlbertEffect of prior microstructure on microstructure and

Microstructure and tensile properties of modified 9Cr 1Mo#0183;AISI Type 316LN stainless steel (SS) and modified 9Cr-1Mo steel were exposed to flowing sodium at 798 K (525 Microstructure and tensile properties of modified 9Cr 1Mo#176;C) for 30000 hours in a bi-metallic sodium loop.The changes in microchemical,microstructural,and mechanical properties were evaluated and compared with the as-received and thermally aged specimens.Effective carbon diffusion coefficient {( {D_{C}^{eff} } )} wasCited by 4Publish Year 2015Author N.Sivai Bharasi,M.G.Pujar,K.Thyagarajan,C.Mallika,U.Kamachi Mudali,Anuradha Dhaul,M.NanEffect of Activated Flux on the Microstructure,Mechanical Feb 01,2012 Microstructure and tensile properties of modified 9Cr 1Mo#0183;Transverse strength properties of the modified 9Cr-1Mo steel weld produced by A-TIG welding exceeded the minimum specified strength values of the base materials.The average toughness values of A-TIG weld joints are lower compared with that of the base metal and multipass weld joints due to the presence of -ferrite and inclusions in the weld Cited by 3Publish Year 2019Author Shengli Li,Xinqi Yang,Feixiang Wang,Wenshen Tang,Huijun LiEffect of Activated Flux on the Microstructure,Mechanical Aug 31,2011 Microstructure and tensile properties of modified 9Cr 1Mo#0183;Transverse strength properties of the modified 9Cr-1Mo steel weld produced by A-TIG welding exceeded the minimum specified strength values of the base materials.The average toughness values of A-TIG weld joints are lower compared with that of the base metal and multipass weld joints due to the presence of -ferrite and inclusions in the weld

Change of Mechanical Properties during Creep

properties during creep deformation with Indentation-typed Tensile Test System (AIS 2000) and Vickers hardness test.2.Experimental Procedure Modified 9Cr-1Mo steel with 2 wt% tungsten was examined.Interrupted creep testing was carried out at 600oC under the constant load condition.The load was 195 MPa.Time to rupture was 2,500 hours.CreepCOREThe properties such as tensile strength,hardness,impact toughness at +18 Microstructure and tensile properties of modified 9Cr 1Mo#176;C were found almost comparable for the welds produced by both the welding processes.This paper characterizes the microstructure and various mechanical properties of modified 9Cr-1Mo welds produced by narrow gap hot wire and cold wire GTAWprocessesAuthor Arya Chatterjee(PDF) Microstructural evolution of modified 9Cr-1Mo steelThe mechanical behavior and properties of metallic materials are closely related to the evolution of the microstructure.For 9Cr martensitic heat-resistant steels,long-term aging does not have a

ASTM A387 Grade 9 (K90941) 9Cr-1Mo Steel :

ASTM A387 Grade 9 (K90941) 9Cr-1Mo Steel ASTM A387 grade 9 steel is an alloy steel formulated for primary forming into wrought products.ASTM A387 Grade 9 is the ASTM designation for this material.12345Next(PDF) Tensile properties of modified 9Cr1Mo steel by shear The in microstructure of the steel when the soaking temperature was SEM and TEM micrographs of the as-received mod 9Cr-1Mo steel in below the Ac1 (Fig.7(a) and 8(a)).The tensile properties were also the normalized and tempered condition are shown in Fig.7 (a)e(b).(PDF) Microstructural evolution of modified 9Cr-1Mo steel The purpose of the present work is to study the nature of microstructure evolution in specimens aged under stress (i.e.,under creep conditions) of a 9Cr Microstructure and tensile properties of modified 9Cr 1Mo#177;1Mo steel (C Microstructure and tensile properties of modified 9Cr 1Mo#177;0.1,Mn Microstructure and tensile properties of modified 9Cr 1Mo#177;0.35,Cr Microstructure and tensile properties of modified 9Cr 1Mo#177;8.5,Mo Microstructure and tensile properties of modified 9Cr 1Mo#177;0.9,V Microstructure and tensile properties of modified 9Cr 1Mo#177;0.07,Nb Microstructure and tensile properties of modified 9Cr 1Mo#177;0.21).An industrial 9Cr Microstructure and tensile properties of modified 9Cr 1Mo#177;1Mo steel was procured in an as-rolled condition,which was subsequently forged to 30 mm diameter 3 300 mm

(PDF) Influence of heat input and post-weld heat treatment

This explains the enhancement in the toughness and creep properties of the steel presented in the second paper.1 Keywords Microstructures,d-ferrite,Modified 9Cr1Mo steel,Welding,Heat treatments,Heat input Introduction Modified 9Cr1Mo steel tubes with high strength at elevated temperatures and oxidation resistance (ASME The need to Tensile properties of modified 9Cr-1Mo steel by Translate this pageModified 9Cr-1Mo ferritic steel (P91) is subjected to a series of heat treatments consisting of soaking for 5 min at the selected temperatures in the range 973 K1623 K (below Ac 1 to above Ac 4) followed by oil quenching and tempering at 1033 K for 1 h to obtain different microstructural conditions.The tensile properties of the different microstructural conditions are evaluated from small

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