toughness.To ensure this combination of properties,thermo-mechanical controlled rolling (TMCR) has been widely implemented in plate processing technology and the mechanical properties are carefully controlled during plate rolling and pipe cold forming.The main deformation feature of the UOE pipe forming process is the reverse coldBauschinger effect in API X60 linepipe steels Semantic AbstractAs part of a programme to evaluate changes in mechanical properties occurring during U-O-E pipe forming,laboratory tests were carried out to assess the Bauschinger effect in 127mm thick,controlled-rolled NbV API X60 steels.Assuming a stress-strain relationship of the form = Coena for the initial strain cycle,empirical relationships are established between C1 and n1 of the
Mechanical property development during UOE forming of large diameter pipeline steels AG Kostryzhev,M Strangwood,CL Davis Materials and Manufacturing Processes 25 (1-3),41-47 ,2010Curriculum Vitae,January 2018 NAME IN FULL Dayong Li 1.Natural Science Foundation of China,Forming Process and Simulation of Magnesium Alloy Sheets,2005-2007,PI.2.Shanghai Science Technology Project Mechanical Property and Crack Initiation of Continuous Casted Steel Sheets,2008-2009,PI.3.Shanghai Science Technology Key Project,Dynamic Mechanical Properties andDuringa UOEformingprocess,the yield strength of a steel blank can inhomogeneously increase due to work hardening or decrease due to the Bauschinger effect.Therefore,mechanicalpropertyis not evenly distributed on the produced pipe due to different strain histories experienced in different areas of the steel plate.Author:Tianxia Zou,Dayong Li,Guanghan Wu,Yinghong PengCited by:20Publish Year:2016Yield strength development from high strength steel plate Was this helpful?Mechanical Property Development During UOE Forming of ·The 2D finite element model of the whole UOE forming process is established under the hypothesis of plane strain condition by ABAQUS software,as shown in Fig.2.The nominal size of pipe is 1016 mm (outer diameter)*22.8 mm (thickness)*12,000 mm (length).The plate is X80 steel and the thickness is 23 mm.The forming parameters mentioned in Section 1 are listed in Table 1.
DOI 10.1179/026708303225010795 Corpus ID 136899671.Effect of microalloying additions on steel plate to pipe property variations during UOE linepipe processing @article{Ormandy2003EffectOM,title={Effect of microalloying additions on steel plate to pipe property variations during UOE linepipe processing},author={J.Ormandy and M.Strangwood and C.Davis},journal={Materials Science and Influence of microalloying precipitates on Bauschinger DOI 10.1179/175355507X236650 Corpus ID 4307445.Influence of microalloying precipitates on Bauschinger effect during UOE forming of line pipe steels @article{Kostryzhev2007InfluenceOM,title={Influence of microalloying precipitates on Bauschinger effect during UOE forming of line pipe steels},author={A.Kostryzhev and M.Strangwood and C.Davis},journal={Materials Technology},Mechanical properties of longitudinal submerged arc welded Apr 01,2008·KEY WORDS Mechanical properties; O.shore oil and gas; Longitudinal-seam submerged arc welded pipe (LSAW); Pipeline; JCOE forming process; UOE forming process 1.Introduction As the growth demand of oil and gas for both industry development and citizen life has gone up,the present storage of oil and gas is far from providing for that.
Mar 01,2004·To provide a lower-cost option for long-distance gas transmission,X120 UOE linepipe has been developed.After development of heavy-plate and basic seam-welding technology,finite element models and forming tests in the UOE mill established the forming conditions and tooling design criteria to solve the problem of the large springback that occurs during forming of the plate.
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