金属学报  1956, Vol. 1 Issue (3): 255-264

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渗碳级硼钢的研究

关启标;李林

中国科学院冶金陶瓷研究所;中国科学院冶金陶瓷研究所

AN INVESTIGATION OF CARBURISING GRADE BORON STEEL

KUAN CHI-PIAO AND LI LIN Institute of Metallurgy and Ceramics;Academia Sinica

关启标;李林. 渗碳级硼钢的研究[J]. 金属学报, 1956, 1(3): 255-264.
, . AN INVESTIGATION OF CARBURISING GRADE BORON STEEL[J]. Acta Metall Sin, 1956, 1(3): 255-264.

摘要 参考文献 相关文章 Metrics 全文: PDF(715 KB)   摘要: <正> 钢中加入微量的硼(0.0005—0.005%)能显著增加钢的淬透性.因此,可以认为,硼能够作为贵重合金的代用品,例如:镍、铬和钼,而降低合金钢的生产成本.本题研究的目的是要找出18ХГТ钢的代用品,减少铬合金的消耗。将渗碳后的硼钢及18ХГТ钢作淬透性及心部机械性能的比较,选出一种可以代替18ХГТ钢的渗碳级硼钢,其中合金含量,铬少于0.30%,钢少于0.15%,镍少于0.30%.硼的硬化因子随着碳分的增加而减低。在本题的研究中得出,碳分与硼的硬化因子之间的直线关系为 Abstract：It was found that the addition of a minute amount of boron(0.0005-0.005%)as an alloying element can greatly increase the hardenability of steel.So it wasrecognised that boron can be used as a substitute for the more expensive alloyingelements such as nickel,chromium and molybdenum,and greatly lowering the costof steel production.The aim of this investigation was to find a substitute for steel 18 ХΓТ,in orderto save the expenditure of the alloying element chromium.By comparison of hardenability properties and core properties of the carburizedboron steel and the carburized 18 ХΓТ,a carburizing grade boron steel was finallychosen,which contained less than 0.30% chromium,0.30% nickel and 0.15%molybdenum.The boron hardenability factor decreases with increase of carbon content;itwas found in the present investigation that a linear relationship exists betweencarbon content and boron hardenability factor,expressed asF_B=1+1.88(0.97-C%).In order to obtain the best properties of the carburized boron steel,the maxi-mum carbon content of the carburized surface should be maintained below 1%. 收稿日期: 1956-03-18      服务 把本文推荐给朋友 加入引用管理器 E-mail Alert RSS 作者相关文章 关启标 李林 44.8K 链接本文: https://www.ams.org.cn/CN/      或      https://www.ams.org.cn/CN/Y1956/V1/I3/255 [1] 李薰,对冶金科学长远计划以及建立我国合金钢系统的一些初步意见,科学通报,12(1955) ,第46页. [2] Grange,R.A.and Garvey,T.M.,Factors Affecting the Hardenability of Boron Treated Steels,Trans.ASM,37(1946) ,p.136． [3] Rahrer,C.D.and Armstrong,C.D.,Effect of C-content on Hardenability of Boron Steels,Trans.ASM,40(1948) ,p.1099． [4] Jatczak,C.F.,and Rowland,E.S.,The Influence of Boron on Case Hardenability in Alloy Carburizing Steels,Trans.ASM,45(1953) ,p.771． [5] Grange,R.A.and Mitchell,J.B.,Effect of Carbon and Boron on the Hardenability of a Casecarburized Steel,Trans.ASM,46(1954) ,p.446． [6] Gurry,R.W.,The Relative Deoxidizing Power of Boron in Liquid Steel and the Elimination of Boron in the Open-hearth Process,Metal Technology,Dec.1943． [7] Speight,G.E.,Addition of Boron to Steel by Reduction from Oxide.J.I.S.I.,171(1952) . [8] Asimow,M.,Graig,W.F.and Grossmann,M.A.,Correlation between the Jominy Test and Quenched round Bars.,Journal SAE,49 No.1 July 1941,p.283． [9] Grossmann,M.A.,Hardenability Calculated from Chemical Composition,Metals Technology,June,1942． [10] Grossmann,M.A.,Elements of Hardenability,ASM,1952． [11] #12 [12] #1 No related articles found! Viewed Full text Abstract Cited   Shared      Discussed