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。604 北京科技大学学报 第32卷 力学性能有明显影响,采用两阶段控轧结合直接淬 peraure on he struc tre and Properties of a ultra bw caton bain 火工艺所得到的综合力学性能优于MCP+T工艺, ite steel(UL(B).HeatTreatMet 2007 32(11):19 (王建泽,康永林,杨善武,等.回火温度对超低碳贝氏体钢 同时工艺更加简化.CR+DQ+T条件下,620℃回 (UICB组织与性能的彩响.金属热处理200m32(11):19) 火时钢的屈服强度仍可以达到1030MPa塑性也较 8]Lan H E DuLX Lu YC eta]Effectof finish cooling tmper 好,延伸率达到18%,并且一40℃冲击功也大于30J a wre on Properties of hgh strength eng ineering mach nery steel 性能优于日本FE公司的H960. Ma ter Meh Eng 2008 32(9):29 (蓝慧芳,杜林秀,刘彦春,等。终冷温度对高强度工程机械 参考文献 用钢性能的影响.机械工程材料,20083边(9):29) 1]ShuaiQ Luan Y W.Prelm nary exppring he stte of Chna's 19]YaoLD ZhaoSX ZhaoXT et a]800MPagmdeheavyphres Eng neerng constructin and machinery stee]China Steel Foous with bw susceptbility towelding crack Poduced by directquench 2007(4):36 ing TmnsMater HeatTreat 2009 30(3)132 (帅奇,栾玉武.我国工程建设机械用钢市场营销初探.治金 (姚连登,赵四新,赵小婷,等.直接淬火研制&00MP级低焊 管理.2007(4:36 接裂纹敏感性高强钢厚板.材料热处理学报,200930(3 2 LiCM Wang J Ya Z H Donestic deveppment smus and 132) maiket orecast of constructonm achinery stee]ShandongMetall [1g Guo J GuoAM GuoH et al Effect of zironim additin an 200830(4):9 austenite grain coarsening behavior and mechanical pooperties of 李灿明,王建景,闫志华.国内工程机械用钢发展现状和市 900 MPa bw carton ba inise steel J Univ Sci Technol Beiing 场预测.山东治金,200830(4):9) 200815(6片688 3]Shen F Y Donestic prolucton of cnstruction machinery steel [11]Osmum K Okuda H A snoK SANSSudy of phase decmpa with ultmhigh steng Worl Metals 2006-05-16(A05) sition n FeCu alky wit诎Ni and Mn additi仰ISUg1994 (沈福元.国内生产出机械工程用超高强度钢.世界金属导 34(4):346 报,2006-05-16(05) 【l2 WuHB Sharg C J Zhao YT et al Ef张ct of tempering an [4 WuSD Deve bpment ofAdvanced ShipstmucturalMaterials Dev stability ofmicostuc te andmechan icalpropenies of bw carbon ANp1Maer1999.14(2:36 bainitic steel Iron Steel 2005 40(3):62 (吴始栋。舰船先进结构材料的发展.材料开发与应用. (武会宾,尚成嘉,赵运堂,等.回火对低碳贝氏体钢组织稳 定性及力学性能的影响.钢铁,200540(3):62) 199914(2):36 【习Ghosh A MishraB Das et a]Structure and Propertes ofa 13 GhasemiS$BaadkoukiD Dunne D P Fomation of ferritic bw carban Cu bearng hih strength steel Mater Sci Eng A Poducts durng conthucus cooling of a Cu_bearing HSIA steel 2005396320 1S)t200646(5):759 [6 ChenC Y Yen HW KaoFH etal Precpitation hardening of [14 Nagao A Io T Obinat T Ultra high strength stel phtes of h stength lov_alby steels by nancme ter sized carbides Ma ter 960 and 1 100MPa class yiel pointwih excelent pughness and S6Eng42009.499162 hh resistance to delayed fracture fr constuctin and industrial 【刀Wang JZ KangY↓YangSW etal Effect of mpering wm. machnery use JFE Tech Rep 2007 18 29北 京 科 技 大 学 学 报 第 32卷 力学性能有明显影响, 采用两阶段控轧结合直接淬 火工艺所得到的综合力学性能优于 TMCP+T工艺, 同时工艺更加简化 .CR+DQ+T条件下, 620 ℃回 火时钢的屈服强度仍可以达到 1 030 MPa, 塑性也较 好, 延伸率达到 18%, 并且 -40 ℃冲击功也大于 30 J, 性能优于日本 JFE公司的 HY960 [ 14] . 参 考 文 献 [ 1] ShuaiQ, LuanYW.PreliminaryexploringthestateofChinas Engineeringconstructionandmachinerysteel.ChinaSteelFocus, 2007( 4 ) :36 (帅奇, 栾玉武.我国工程建设机械用钢市场营销初探.冶金 管理, 2007( 4 ):36) [ 2] LiCM, WangJJ, YanZH.Domesticdevelopmentstatusand marketforecastofconstructionmachinerysteel.ShandongMetall, 2008, 30( 4) :9 (李灿明, 王建景, 闫志华.国内工程机械用钢发展现状和市 场预测.山东冶金, 2008, 30( 4) :9) [ 3] ShenFY.Domesticproductionofconstructionmachinerysteel withultra-highstrength.WorldMetals, 2006--05--16( A05) (沈福元.国内生产出机械工程用超高强度钢.世界金属导 报, 2006--05--16 ( A05 ) ) [ 4] WuSD.DevelopmentofAdvancedShip-structuralMaterials.Dev ApplMater, 1999, 14 ( 2) :36 (吴始栋.舰船先进结构材料的发展.材料开发与应用, 1999, 14 ( 2) :36) [ 5] GhoshA, MishraB, DasS, etal.Structureandpropertiesofa lowcarbonCubearinghighstrengthsteel.MaterSciEngA, 2005, 396:320 [ 6] ChenCY, YenHW, KaoFH, etal.Precipitationhardeningof high-strengthlow-alloysteelsbynanometer-sizedcarbides.Mater SciEngA, 2009, 499:162 [ 7] WangJZ, KangYL, YangSW, etal.Effectoftemperingtem￾peratureonthestructureandpropertiesofaultra-lowcarbonbain￾itesteel( ULCB) .HeatTreatMet, 2007, 32 ( 11) :19 (王建泽, 康永林, 杨善武, 等.回火温度对超低碳贝氏体钢 ( ULCB)组织与性能的影响.金属热处理, 2007, 32( 11) :19) [ 8] LanHF, DuLX, LiuYC, etal.Effectoffinishcoolingtemper￾atureonpropertiesofhighstrengthengineeringmachinerysteel. 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