Acta Metall Sin  1985, Vol. 21 Issue (2): 45-140    DOI:

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EFFECT OF P ON IMPACT TOUGHNESS OF Cr-Mn-Si STEEL

ZHU Xun;LI Lidan;WANG Shiben Hebei Mechanical and Electrical Engineering lnstitiute;Shijiazhuang;WANG Jucai Taihang Machine Works

ZHU Xun;LI Lidan;WANG Shiben Hebei Mechanical and Electrical Engineering lnstitiute;Shijiazhuang;WANG Jucai Taihang Machine Works. EFFECT OF P ON IMPACT TOUGHNESS OF Cr-Mn-Si STEEL. Acta Metall Sin, 1985, 21(2): 45-140.

Abstract References Related Articles Recommended Metrics Download:  PDF(2265KB)  Export:  BibTeX | EndNote (RIS)       Abstract  The effect of P contents on the impact toughness of conventionally heat-treated 30CrMnSiA steel has been investigated by means of a series of impact tests.It was resulted that the impact toughness decreases remarkably with the increas-ing of P contents no less than 0.012wt-%.The observation under SEM and byAuger spectroscopy showed that the grain boundary cracking area and the P seg-regation on grain boundaries increase with the increase of P contents.The P seg-regation toward the grain boundary and the noticeable lowering of low tempera-ture impact toughness may be promoted by slow cooling after tempering.The crit-ical temperature of high temperature temper brittleness of the steel tested seemsto be 550℃. Received:  18 February 1985      Service E-mail this article Add to citation manager E-mail Alert RSS （） Articles by authors URL:  https://www.ams.org.cn/EN/     OR     https://www.ams.org.cn/EN/Y1985/V21/I2/45 1 McMahon,C.J.,Jr.,Mater.Sci.Eng.,25(1976) ,233． 2 McMahon,C.J.,Jr.;Cianelli,A.K.;Feng,C.,Metall.Trans.,8A(1977) ,1055． 3 Kameda,J.;McMahon,C.J.,Jr.,Metall.Trans.,11A(1980) ,91． 4 Jokl,M.L.;Kameda,J.;McMahon,C.J.,Jr.;Vitek,V.,Met.Sci.,14(1980) ,375． 5 曲哲;郭可信,金属学报,16(1980) ,371． 6 杨亦石;邹惠良,金属学报,19(1983) ,A118． 7 雷廷权;唐之秀;苏梅,金属学报,18(1982) ,485． 8 Griffith,A.A.,Philos.Trans.R.Soc.London,A221(1920) ,163． 9 Orowan,E.,Rep.Prog.Phys.,12(1948) ,185． 10 Hondros,E.D.,Proc.R.Soc.London,286A(1965) ,479． 11 Joshi.A.;Stein,D.F.,Temper Embrittlement of Alloy Steels,ASTM STP 499,1973,p.59．g No related articles found! No Suggested Reading articles found! Viewed Full text Abstract Cited   Shared      Discussed