许立雄,马瑞杰,李春明,金东浩,贾晓航,武会宾

• 1:中冶南方工程技术有限公司
• 2:北京科技大学钢铁共性技术协同创新中心

摘要(Abstract)：

使用DIL805A型相变膨胀仪模拟了NM400型热轧板带钢感应热处理的加热和冷却过程，研究了加热速率和保温温度对其原始奥氏体晶粒尺寸、组织特征和硬度的影响。结果表明：加热速率对实验钢原始奥氏体晶粒尺寸有较大的影响，随着加热速率的增大，原始奥氏体晶粒尺寸逐渐减小，在80℃/s快速加热速率下原始奥氏体晶粒尺寸约为26.6μm,淬火马氏体板条群明显细化，硬度为413.9 HV。保温温度对冷却过程中的过冷度有显著的影响，随着保温温度的升高，过冷度增加，淬火后马氏体含量逐渐增多；当保温温度升高至1010℃时，淬火后实验钢的组织为全马氏体组织，硬度为409.3 HV。

关键词(KeyWords)： 加热速率;保温温度;原始奥氏体晶粒;淬火马氏体;显微硬度

Abstract:

Keywords:

基金项目(Foundation):

作者(Author): 许立雄,马瑞杰,李春明,金东浩,贾晓航,武会宾

参考文献(References)：

• [1] 李冠楠，雷明钢，陈昊天，等.非调质NM400复相耐磨钢的相变行为[J].金属热处理，2022,47(12):228-233.LI Guan-nan,LEI Ming-gang,CHEN Hao-tian,et al.Phase transformation behavior of non-quenched and tempered NM400 multiphase wear-resistant steel[J].Heat Treatment of Metals,2022,47(12):228-233.
• [2] 陈敏侠，易春洪.60 mm厚Q620MD钢板在线淬火+离线回火工艺研究[J].轧钢，2022,39(2):87-91.CHEN Min-xia,YI Chun-hong.Study on online quenching and offline tempering process for 60 mm thickness Q620MD plate[J].Steel Rolling,2022,39(2):87-91.
• [3] 卢茜倩，谷海容，崔磊，等.960 MPa级高强钢相变规律及热处理工艺探讨[J].物理测试，2021,39(2):10-14.LU Xi-qian,GU Hai-rong,CUI Lei,et al.Discussion about phase transformation and heat treatment process of 960 MPa grade high-strength steel[J].Physics Examination and Testing,2021,39(2):10-14.
• [4] Ding R,Yao Y J,Sun B H,et al.Chemical boundary engineering:A new route toward lean,ultrastrong yet ductile steels[J].Science Advances,2020,6(13):1430.
• [5] Wen P,Hu B,Han J,et al.A strong and ductile medium Mn steel manufactured via ultrafast heating process[J].Journal of Materials Science & Technology,2022,97(2):54-68.
• [6] Karthikeyan K M B,Balasubramanian T,Thillaivanan V,et al.Laser transformation hardening of EN24 alloy steel[J].Materials Today:Proceedings,2020,22(8):3048-3055.
• [7] Shao Z,Jiang J,Lin J.Feasibility study on direct flame impingement heating applied for the solution heat treatment,forming and cold die quenching technique[J].Journal of Manufacturing Processes,2018,36:398-404.
• [8] Gao K,Qin X,Wang Z,et al.Effect of spot continual induction hardening on the microstructure of steels:Comparison between AISI 1045 and 5140 steels[J].Materials Science and Engineering A,2016,651:535-547.
• [9] Cryderman R,Garrett D,Schlittenhart Z,et al.Effects of rapid induction heating on transformations in 0.6% C steels[J].Journal of Materials Engineering and Performance,2020,29(6):3502.
• [10] 温鹏宇，韩建胜，罗海文.闪速加热工艺在先进高强钢领域的应用[J].钢铁研究学报，2020,32(12):1050-1058.WEN Peng-yu,HAN Jian-sheng,LUO Hai-wen.Application of flash processing in advanced high strength steels[J].Journal of Iron and Steel Research,2020,32(12):1050-1058.
• [11] 黄运华，陈恒，赵起越，等.高强度低合金钢中纳米析出相对腐蚀行为影响的研究进展[J].工程科学学报，2021,43(3):321-331.HUANG Yun-hua,CHEN Heng,ZHAO Qi-yue,et al.Influence of nanosized precipitate on the corrosion behavior of high-strength low-alloysteels:a review[J].Chinese Journal of Engineering,2021,43(3):321-331.
• [12] 张效宁，景益，余燕，等.加热速度对SA738Gr.B钢奥氏体转变温度的影响及分析[J].热加工工艺，2013,42(6):38-41.ZHANG Xiao-ning,JING Yi,YU Yan,et al.Effects and analysis of heating speed on austenization temperature of SA738GrB steel[J].Hot Working Technology,2013,42(6):38-41.
• [13] 张献光，宫本吾郎，古原忠.加热速率对逆转变奥氏体微观组织的影响[J].钢铁，2019,54(2):83-89.ZHANG Xian-guang,MIYAMOTO Goyo,FURUHARA Tadashi.Effects of heating rate on microstructure of reverted austenite[J].Iron & Steel,2019,54(2):83-89.
• [14] 王瑞章，周登虎，江雁，等.加热速率对铸态60Si2Mn钢奥氏体化的影响[J].钢铁钒钛，2022,43(2):163-171.WANG Rui-zhang,ZHOU Deng-hu,JIANG Yan,et al.Effect of heating rate on austenitization of as-cast 60Si2Mn stee[J].Iron Steel Vanadium Titanium,2022,43(2):163-171.
• [15] Ding R,Yao Y,Sun B,et al.Chemical boundary engineering:A new route toward lean,ultrastrong yet ductile steels[J].Science Advances,2020,6(13):1430.
• [16] Matlock D K,Kang S,Moor E D,et al.Applications of rapid thermal processing to advanced high strength sheet steel developments[J].Materials Characterization,2020,166:110397.
• [17] 贺帅，李长生，韩亚辉，等.加热速率对Cr8Mo2SiV冷作模具钢奥氏体化过程的影响[J].模具工业，2019,45(12):28-31.HE Suai,LI Chang-sheng,HAN Ya-hui,et al.Effect of heating rate on austenitization process of Cr8lo2Sivcold working die steel[J].Die & Mould Industry,2019,45(12):28-31.
• [18] 李继山，廖日东，陈国华.42CrMo钢曲轴电磁感应加热过程奥氏体化[J].材料热处理学报，2015,36(1):217-222.LI Ji-shan,LIAO Ri-dong,CHEN Guo-hua.Austenite formulation of 42CrMo steel induction heating crankshaft[J].Transactions of Materials and Heat Treatment,2015,36(1):217-222.
• [19] 靳永明，张宜生，梁卫抗，等.加热速率对22MnB5超高强度钢奥氏体化的影响[J].机械工程材料，2016,40(4):80-83.JIN Yong-ming,ZHANG Yi-sheng,LIANG Wei-kang,et al.Effect of heating rate on austenitization of 22MnB5 ultra high strength steel[J].Materials for Mechanical Engineering,2016,40(4):80-83.
• [20] 张阳，王福明，唐郑磊，等.SXQ500/550D钢奥氏体晶粒长大行为及其影响因素[J].金属热处理，2019,44(8):110-118.ZHANG Yang,WANG Fu-ming,TANG Zheng-lei,et al.Austenite grain growth behavior and its influencing factors of SXO500/550D steel[J].Heat Treatment of Metals,2019,44(8):110-118.
• [21] Liu F,Sommer F,Bos C,et al.Analysis of solid state phase transformation kinetics:models and recipes[J].International Materials Reviews,2007,52(4):193-212.
• [22] Sahay S S,Krishnan K.Analysis of the nonisothermal crystallization kinetics in three linear aromatic polyester systems[J].Thermochimica Acta,2005,430(1/2):23-29.
• [23] Sahay S S,Krishnan K.Modeling the isochronal crystallization kinetics[J].Physica B,2004,348(1/4):310-316.
• [24] Li X C,Zhao J X,Cong J H,et al.Machine learning guided automatic recognition of crystal boundaries in bainitic/martensitic alloy and relationship between boundary types and ductile-to-brittle transition behavior[J].Journal of Materials Science & Technology,2021,84:49-58.
• [25] Singh S B,Krishnan K,Sahay S S.Modeling non-isothermal austenite to ferrite transformation in low carbon steels[J].Materials Science and Engineering A,2007,445-446:310-315.
• [26] 董旭旭，李新梅，董兰兰，等.风力机叶片用复合材料的拉伸及冲蚀磨损性能[J].机械工程材料，2015,39(12):25-29.DONG Xu-xu,LI Xin-mei,DONG Lan-lan,et al.Tensile and erosion wear properties of composite materialfor wind turbine blade[J].Materials for Mechanical Engineering,2015,39(12):25-29.
• [27] 刘艳梅，路广平，曹雅彬，等.加热速度和保温时间对X70钢组织与性能的影响[J].金属热处理，2012,37(2):49-53.LIU Yan-mei,LU Guang-ping,CAO Ya-bin,et al.Effects of heating rate and holding time on microstructure andmechanical properties of X70 steel[J].Heat Treatment of Metals,2012,37(2):49-53.
• [28] 马晶，张骁勇，高惠临.临界区加速冷却始冷温度对X100大变形管线钢组织和力学性能的影响[J].机械工程材料，2014,38(9):12-17.MA Jing,ZHANG Xiao-yong,GAO Hui-lin.Effects of critical zone accelerated cooling starting temperature on microstructure and mechanical properties of X100 large deformation pipeline steel[J].Materials for Mechanical Engineering,2014,38(9):12-17.

文章评论(Comment)：