·1496· 北京科技大学学报 第36卷 氏体内部Fe、Mn和Cr元素的偏析有关，且该凝固 [10]Deng B Z,Ma C Y,Peng Y,et al.Effect of nitrogen on solidifi- 偏析被保留至室温组织中. cation mode and microstructure of 316 L stainless steel.Trans China Weld Inst,2010,31(5):89 (邓宝柱，马成勇，彭云，等.氮对316L不锈钢焊缝凝固模 参考文献 式和组织的影响.焊接学报，2010,31(5)：89) [Schino D A,Mecozzi M G,Barteri M,et al.Solidification mode [11]Liu G P.Solidification mode of low Ni-containing austenitic and residual ferrite in low-Ni austenitic stainless steels.J Mater stainless steel and effect of nitrogen.Steelmaking,2009.25 Sci,2000,35(2):375 (3):60 Rajasekhar K,Harendranath CS,Raman R,et al.Microstructur- (刘国平.节镍奥氏体不锈钢凝固模式及氮的影响.炼钢， al evolution during solidification of austenitic stainless steel weld 2009,25(3):60) metals:a color metallographic and electron microprobe analysis [12]Lippold J C,Savage W F.Solidification of austenitic stainless study.Mater Charact,1997,38(2):53 steel weldments:Part ll.The effect of solidification behavior on B]Ma JC.Yang Y S,Tong W H,et al.Microstructural evolution in hot cracking susceptibility.Weld Res Suppl,1982,61 (12) AISI 304 stainless steel during directional solidification and subse- 3885 quent solid-state transformation.Mater Sci Eng A,2007,444 03]Lippold J C.Solidification behavior and cracking susceptibility of (1):64 pulsed-aser welds in austenitic stainless steels.Weld Res Suppl, 4]Lee J H,Kim,H C,Jo C Y,et al.Microstructure evolution in 1994:129s directionally solidified Fe-18Cr stainless steels.Mater Sci Eng A, [14]Moon J,Ha H Y,Lee T H.Corrosion behavior in high heat in- 2005,413-414:306 put welded heat-affected zone of Ni-free high-nitrogen Fe-18Cr- 5]Schaeffler AL Constitution diagram for stainless steel weld metal. 10Mn-N austenitic stainless steel.Mater Charact,2013,82: Met Prog,1949,56(11):680 113 [6]Delong W T.Ferrite in austenitic stainless steel weld metal.Weld [15]Noneder H,Merklein M.Manufacturing of complex high strength J,1974:53:273s components out of high nitrogen steels at industrial level.Trans Zhu L.Liang X B.Effect of cooling rate on microstructure and so- Nonferrous Met Soc China,2012,22 (Suppl 2)s512 lidification mode in Crl5Mn9Cu2Nil N austenitic stainless steel. 6]Fang F,Li JY,Wang Y D.Characteristics and forming mecha- Foundry Technol,2009,30(7)864 nism of precipitates in 18Mn18Cr high nitrogen steel.J Unie Sci （朱亮，梁新斌.冷却速度对奥氏体不锈钢Crl5M9C2NilN Technol Beijing,2014,36(6):768 组织与凝固模式的影响.铸造技术，2009,30(7)：864) (房菲，李静媛，王一德.18Mnl8Cr高氮钢析出相特征及形 Suutala N.Effect of solidification conditions on the solidification 成机制.北京科技大学学报，2014,36(6)：768) mode in austenitic stainless steels.Metall Trans A,1983,14(1): [17]Defilippi J D,Chao H C.Effect of chromium and molybdenum 191 segregation on the ridging behavior of type 434 stainless steel. ]Zhang YY,Ma R,Hou G Q,et al.Microstructures and solidifi- Metall Trans B,1971,2(11):3209 cation mode of continuous casting slabs of austenitic stainless steel [18]Ferrandini P L,Rios C T,Dutra A T,et al.Solute segregation Cr17Mn6Ni4Cu2N.J Lanzhou Univ Technol,2009,35 (4)15 and microstructure of directionally solidified austenitic stainless (张有余，马蓉，侯国清，等.Crl7Mn6Ni4C2N奥氏体不锈钢 steel.Mater Sci Eng A,2006,435-436:139 连铸坯组织及凝固模式.兰州理工大学学报，2009,35(4)： [19]Honeycombe R W K,Bhadeshia H K D H.Steels:Microstructure 15) and Properties.2nd Ed.London:Edward Arold,1995北 京 科 技 大 学 学 报 第 36 卷 氏体内部 Fe、Mn 和 Cr 元素的偏析有关，且该凝固 偏析被保留至室温组织中． 参 考 文 献 ［1］ Schino D A，Mecozzi M G，Barteri M，et al． Solidification mode and residual ferrite in low-Ni austenitic stainless steels． J Mater Sci，2000，35( 2) : 375 ［2］ Ｒajasekhar K，Harendranath C S，Ｒaman Ｒ，et al． Microstructur￾al evolution during solidification of austenitic stainless steel weld metals: a color metallographic and electron microprobe analysis study． Mater Charact，1997，38( 2) : 53 ［3］ Ma J C，Yang Y S，Tong W H，et al． Microstructural evolution in AISI 304 stainless steel during directional solidification and subse￾quent solid-state transformation． Mater Sci Eng A，2007，444 ( 1) : 64 ［4］ Lee J H，Kim，H C，Jo C Y，et al． Microstructure evolution in directionally solidified Fe--18Cr stainless steels． Mater Sci Eng A， 2005，413--414: 306 ［5］ Schaeffler A L． Constitution diagram for stainless steel weld metal． Met Prog，1949，56( 11) : 680 ［6］ Delong W T． Ferrite in austenitic stainless steel weld metal． Weld J，1974; 53: 273s ［7］ Zhu L，Liang X B． Effect of cooling rate on microstructure and so￾lidification mode in Cr15Mn9Cu2Ni1N austenitic stainless steel． Foundry Technol，2009，30( 7) : 864 ( 朱亮，梁新斌． 冷却速度对奥氏体不锈钢 Cr15Mn9Cu2Ni1N 组织与凝固模式的影响． 铸造技术，2009，30( 7) : 864) ［8］ Suutala N． Effect of solidification conditions on the solidification mode in austenitic stainless steels． Metall Trans A，1983，14( 1) : 191 ［9］ Zhang Y Y，Ma Ｒ，Hou G Q，et al． Microstructures and solidifi￾cation mode of continuous casting slabs of austenitic stainless steel Cr17Mn6Ni4Cu2N． J Lanzhou Univ Technol，2009，35 ( 4) : 15 ( 张有余，马蓉，侯国清，等． Cr17Mn6Ni4Cu2N 奥氏体不锈钢 连铸坯组织及凝固模式． 兰州理工大学学报，2009，35 ( 4) : 15) ［10］ Deng B Z，Ma C Y，Peng Y，et al． Effect of nitrogen on solidifi￾cation mode and microstructure of 316 L stainless steel． Trans China Weld Inst，2010，31( 5) : 89 ( 邓宝柱，马成勇，彭云，等． 氮对 316 L 不锈钢焊缝凝固模 式和组织的影响． 焊接学报，2010，31( 5) : 89) ［11］ Liu G P． Solidification mode of low Ni-containing austenitic stainless steel and effect of nitrogen． Steelmaking，2009，25 ( 3) : 60 ( 刘国平． 节镍奥氏体不锈钢凝固模式及氮的影响． 炼钢， 2009，25( 3) : 60) ［12］ Lippold J C，Savage W F． Solidification of austenitic stainless steel weldments: Part Ⅲ． The effect of solidification behavior on hot cracking susceptibility． Weld Ｒes Suppl，1982，61 ( 12 ) : 388--s ［13］ Lippold J C． Solidification behavior and cracking susceptibility of pulsed-laser welds in austenitic stainless steels． Weld Ｒes Suppl， 1994: 129s ［14］ Moon J，Ha H Y，Lee T H． Corrosion behavior in high heat in￾put welded heat-affected zone of Ni-free high-nitrogen Fe--18Cr-- 10Mn--N austenitic stainless steel． Mater Charact，2013，82: 113 ［15］ Noneder H，Merklein M． Manufacturing of complex high strength components out of high nitrogen steels at industrial level． Trans Nonferrous Met Soc China，2012，22( Suppl 2) : s512 ［16］ Fang F，Li J Y，Wang Y D． Characteristics and forming mecha￾nism of precipitates in 18Mn18Cr high nitrogen steel． J Univ Sci Technol Beijing，2014，36( 6) : 768 ( 房菲，李静媛，王一德． 18Mn18Cr 高氮钢析出相特征及形 成机制． 北京科技大学学报，2014，36 ( 6) : 768) ［17］ Defilippi J D，Chao H C． Effect of chromium and molybdenum segregation on the ridging behavior of type 434 stainless steel． Metall Trans B，1971，2( 11) : 3209 ［18］ Ferrandini P L，Ｒios C T，Dutra A T，et al． Solute segregation and microstructure of directionally solidified austenitic stainless steel． Mater Sci Eng A，2006，435 － 436: 139 ［19］ Honeycombe Ｒ W K，Bhadeshia H K D H． Steels: Microstructure and Properties． 2nd Ed． London: Edward Arnold，1995 · 6941 ·