20MnV液压缸筒用无缝钢管的开发  

Development of Seamless Steel Tube for 20MnV Hydraulic Cylinder

作　　者：姜海龙[1,2] 陈林 张学颖[1] 米永峰[1] 姚晓乐[1] 刘玉荣[1] 郭智韬[1] 宋江波[1] Jiang Hai-long;Chen Lin;Zhang Xue-ying;Mi Yong-feng;Yao Xiao-le;Liu Yu-rong;Guo Zhi-tao;Song Jiang-bo(Steel Tube Co.of Inner Mongolia Baotou Steel Union Co.,Ltd.,Baotou 014010,Inner Mongolia Autonomous Region,China;School of Materials and Metallurgy,Inner Mongolia University of Science and Technology,Baotou 014010,Inner Mongolia Autonomous Region,China)

机构地区：[1]内蒙古包钢钢联股份有限公司钢管公司,内蒙古包头014010 [2]内蒙古科技大学冶金材料学院,内蒙古包头014010

出　　处：《包钢科技》2021年第3期27-30,共4页Science & Technology of Baotou Steel

摘　　要：通过对液压缸筒用无缝钢管的性能要求和工艺特点的分析,进行以V、Cr为基的合金成分设计,并制定了相应的冶炼、轧制、热处理工艺控制措施,成功开发出综合性能优良的液压缸筒用无缝钢管。试制钢管屈服强度大于480 MPa,抗拉强度大于650 MPa,-20℃纵向低温冲击值大于100 J。The alloy composition design based on V and Cr is carried out through analyzing the performance requirements and technological characteristics of seamless steel tube for hydraulic cylinder as well as the corresponding control measures of smelting,rolling and heat treatment technology are formulated so that the seamless steel tube with excellent comprehensive performance is successfully developed.The yield strength,tensile strength and longitudinal low-temperature impact value at-20℃of trial-manufacture steel tube are more than 480 MPa,650 MPa and 100 J respectively.

关 键 词：液压缸筒钢 无缝钢管 工业试制 力学性能 

分 类 号：TG335.71[金属学及工艺—金属压力加工] TH137.51[机械工程—机械制造及自动化]