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with the measured results, then the model was applied to predict the precipitation behavior during continuous cooling. Key words:isothermal precipitation; kinetics; HSLA steel; [全文内容正在添加中] ...MODELING OF ISOTHERMAL PRECIPITATION KINETICS IN HSLA STEELS AND ITS APPLICATION X.M.Zhao1,Z.Y.Liu1,L.Z.Zhang1,D.Wu1 (1.The State Key Lab. of Rolling and Automation, Northeastern University......
MICROSTRUCTURE AND INCLUSION CHARACTERIZATION IN THE SIMULATED COARSE-GRAIN HEAT AFFECTED ZONE WITH LARGE HEAT INPUT OF A Ti-Zr-MICROALLOYED HSLA STEEL X.Chen1,Y.T.Chen1,Q.F.Ding1,J.Zeng1... heat affected zone (CGHAZ) of a Ti-Zr-treated high strength low alloy (HSLA) steel have been investigated. The microstructure of the simulated CGHAZ dominantly consisted of intragranular acicular......
Center, Wuhan Iron and Steel (Group) Co.,Wuhan 430080, China) Abstract:The simulated heat affected zone (HAZ) of the high strength low alloy (HSLA) steels containing 0%, 0.047%, 0.097% and 0.151... specimens. Key words:vanadium; high strength low alloy (HSLA) steel; mechanical property; heat affected zone (HAZ); [全文内容正在添加中] ......
HSLA钢板控轧控冷生产中组织性能的预测模型 曹刚1,徐建国1,陈奎凡1,王国栋2,刘相华2,薛贵军1,曲锦波2,王昭东2 (1.鞍山钢铁(集团;2.东北大学) 摘要:建立了HSLA钢板在控制轧制和控制冷却生产中,组织演变和力学性能的预测模型.模型包括再结晶,析出,相变和力学性能四个子模型,分别考虑了发生在控轧控冷过程中的各种冶金学现象.模型的计算结果与两种Nb-Ti-V钢的控轧控冷实验所测得的结果比较一致. 关键词:HSLA钢; 控轧控冷; 组织性能; 预测模型; [全文内容正在添加中] ......
铜对低碳HSLA钢力学性能的影响 杨才福1,张永权1 (1.钢铁研究总院,北京,100081) 摘要:研究了不同铜含量对低碳HSLA钢力学性能的影响.结果表明,铜能显著提高该钢的强度,但降低该钢的韧性.铜含量对HSLA钢强韧性的作用受时效温度的影响,提高时效温度可使不同铜含量的HSLA钢的强韧性差异减小. 关键词:铜; 高强度低合金钢; 力学性能; [全文内容正在添加中] ......
properties of TRIP steel are firstly reported. Key words:HSLA TRIP steel; retained austenite; dynamic mechanical property; thermodynamics; kinetics; [全文内容正在添加中] ...REVIEW AND PROSPECT OF HIGH STRENGTH LOW ALLOY TRIP STEEL B.C.De Cooman1,Z.Y.Xu2,Y.L.He3,X.C.Wei3,L.Li3,P.Wollants4 (1.Dept. Metallurgy and Materials Science, Universiteit Gent, Belgium;2.Dept. Mat......
HSLA TRIP钢的动态拉伸行为及其模拟 符仁钰1,韦习成1,李麟1,谢群1 (1.上海大学材料科学与工程学院,上海,200072) 摘要:研究了HSLA TRIP钢的相变诱发塑性,并模拟了其动态流变行为.结果表明,HSLA TRIP钢是应变率敏感的,屈服强度和抗拉强度均随着应变率的提高而增大,断裂延伸率降低.其变形机理是应变率硬化,绝热软化和残余奥氏体的应变诱发相变等因素的综合作用.计及拉伸流变过程中准静态向热激活,热激活向粘性拖曳及热激活和粘性拖曳综合作用和高应变率热软化特性,计算结果与实验具有较好的一致性.在高应变率拉伸变形过程中HSLA TRIP钢的塑性功热转化率为0.8~0.9. 关键词:金属材料; TRIP钢; 应变率; 拉伸性能; 模拟; [全文内容正在添加中] ......
Behavior of HSLA A709 Steel under Different Environmental ConditionsBRNIC Josip,TURKALJ Goran,CANADIJA Marko,LANC DomagojFaculty of Engineering,University of Rijeka摘 要:According to the requirement of the knowledge of material mechanical properties in structure design procedure,the paper considered experimentally obtained data regarding the high-strength......
Microstructure Characterization of High-heat-input Welding Joint of HSLA Steel Plate for Oil Storage ConstructionWeihua Sun 1,2)? , Guodong Wang 1) , Jiming Zhang 2) , Dianxiu Xia 2) and Hao Sun 2) 1) State Key Laboratory of Rolling and Automation, Northeastern University, Shenyang 110004, China 2) R & D Center, Jinan Iron and Steel Group Co., Ltd., Jinan 250101, China摘 要:
Mechanical and Metallurgical Characterization of HSLA X70Welded Pipeline Steel Subjected to Successive RepairsBouzid Maamache1,2,Brahim Mehdi1,55. ICMMO/SP2M, Bat 410, Universite′Paris-Sud 11摘 要...) of an HSLA X70 steel. Detailed microstructural examination combined to grain size measurement showed that beyond the second weld repair, the microstructure of the HAZ undergoes significant change......