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常用的球化处理方法% N% M6 ]7 X8 f; O3 }
王成铎,孙雅心,李 蒙,郭振廷5 Q$ h8 V! _& i/ y
(郑州大学材料工程学院,河南郑州450002): \8 b2 R/ P6 k% i+ S, F! L/ P
摘要:介绍国内外球墨铸铁生产中常用的几种球化处理方法,包括:压力加镁法、冲入法、转包法、包芯线喂丝法、盖包法等。
% i( M& W! X6 u对各种方法的优缺点进行了比较。1 @0 x5 A7 h: T8 y6 p1 ]6 r
关键词:球墨铸铁;球化处理;球化剂
* N- p& c; W0 r& l7 Q中图分类号:TG255 文献标识码:B
; x0 H" n' l- BAn Review of Com mon Nodulizing Treatment Processes
' j7 S: i$ s1 j! `2 q9 BW ANG Cheng-duo,SUN Ya—xin,LI MENG,GUO Zheng—ting
; d @, B1 G3 Z. \ z0 r6 D(College of Materials Engineering,Zhengzhou University,Zhengzhou 450002,China)
/ R& \+ U- P- b) iAbstract: Several nodulizing treatment processes commonly used in nodular iron production was intro—
+ v; l; |) c" j! ]" d1 {duecd including:plunging magnesium under pressure,sandwich (pour over)processes,rotary ladle pro—: T0 z2 z- H( r% a1 W$ x5 Q& \
cesses,cored—wire feeding processes,tundish ladle processes and SO on.Advantages and shortages of every
) K6 h& U$ [# z' i eprocess were compared.
- W7 A3 Q7 x y: Q' E0 S4 k) yKey words:nodular iron;nodulizing treatment;nodulizing alloys |
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