张占领,柳永宁,张柯柯,朱杰武

• 1:河南科技大学材料科学与工程学院
• 2:西安交通大学金属材料强度国家重点实验室

摘要(Abstract)：

研究了超高碳钢(1.58%C)的控制轧制工艺,控制轧制包括在奥氏体加渗碳体两相区连续轧制、在共析转变温度以下较高温度(750~800℃)大变形轧制。轧后空冷的组织为超细等轴铁素体基体上均匀分布球状碳化物。在共析温度以下变形累积的形变储能引发形变诱导相变,直接析出等轴铁素体和粒状渗碳体。通过控制轧制可以同时实现超高碳钢晶粒超细化、碳化物球化。

关键词(KeyWords)： 超高碳钢;超细化;球化

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金项目(50571077,50774029);; 河南省杰出青年基金(074100510011)

作者(Author): 张占领,柳永宁,张柯柯,朱杰武

参考文献(References)：

• [1]Sherby O D,Walser B,Young C M,et al.Superplastic ultrahigh carbon steels[J].Scripta Metallurgica,1975,9(5):569-574.
• [2]Taleff E M,Nagao M,Higashi K,et al.High-strain-rate superplasticity in ultrahigh carbon steel containing 10wt%Al(UHCS-10Al)[J].ScriptaMaterialia,1996,34(12):1919-1923.
• [3]CarsíM,Fernández-Vicente A,Ruano O A,et al.Processing,microstructure,strength,and ductility relationships in ultrahigh carbon steel assessed by highstrain rate torsion testing[J].Materials Science and Technology,1999,15(9):1087-1095.
• [4]Fernández-Vicente A,CarsíM,Pe alba F,et al.Toughness dependence on the microstructural parameters for an ultrahigh carbon steel(1.3 wt%C)[J].Materials Science and Engineering A,2002,335(1-2):175-185.
• [5]Taleff E M,Syn C K,Lesuer D R,et al.Pearlite in ultrahigh carbon steels:heat treatments and mechanical properties[J].Metallurgical and MaterialsTransactions A,1996,27(1):111-118.
• [6]Lesuer D R,Syn C K,Goldberg A,et al.The case for ultrahigh-carbon steels as structural materials[J].JOM:Journal of the Minerals Metals&MaterialsSociety,1993,45(8):40-46.
• [7]Sherby O D,Oyama T,Wadsworth J.Divorced eutectoid transformation process and product of ultrahigh carbon steels:US,4448613[P].1984.
• [8]Sherby O D,Oyama T.Ultrahigh carbon steel alloy and processing thereof:US,4533390[P].1985.
• [9]林一坚,章靖国,史海生,等.用喷射成形工艺生产的超高碳钢[J].钢铁研究学报,2006,18(7):39-42.LIN Yi-jian,ZHANG Jing-guo,SHI Hai-sheng,et al.Spray formed ultrahigh-carbon steel parts[J].J of Iron and Steel Research,2006,18(7):39-42.
• [10]王宝奇,宋晓艳,李红娟,等.超高碳钢组织超细化的工艺[J].钢铁研究学报,2004,16(5):5-9.WANG Bao-qi,SONG Xiao-yan,LI Hong-juan,et al.Microstructure ultrafining treatment of ultrahigh carbon steel[J].Journal of Iron and Steel Research,2004,16(5):5-9.
• [11]Sherby O D,Wadsworth J.Damascus steels[J].Scientific Americana,1985,252(2):94-99.
• [12]Robbins J L,Shepard O C,Sherby O D.Accelerated spheroidization of eutectoid steels by concurrent deformation[J].Journal of the Iron and Steel Institute,1964,202:804-807.
• [13]Chattopadhyay S,Sellars C M.Kinetics of pearlite spheroidisation during static annealing and during hot deformation[J].Acta Metallurgica,1982,30(1):157-170.
• [14]惠卫军,田鹏,董瀚,等.形变温度对中碳钢组织转变的影响[J].金属学报,2005,41(06):611-616.HUI Wei-jun,TIAN Peng,DONG Han,et al.Influence of deformation temperature on the microstructure transformation in medium carbon steel[J].ActaMetallrugica Sinica,2005,41(06):611-616.
• [15]Harrigan M J,Sherby O D.Kinetics of spheroidization of a eutectoid composition steel as influenced by concurrent straining[J].Mater Sci and Eng,1971,7(4):177-189.

文章评论(Comment)：