热处理
熱處理
열처리
HEAT TREATMENT
2013年
5期
33-35
,共3页
李萍%刘爱军%刘宁%尤显卿
李萍%劉愛軍%劉寧%尤顯卿
리평%류애군%류저%우현경
电冶熔铸%DGJW30%显微组织
電冶鎔鑄%DGJW30%顯微組織
전야용주%DGJW30%현미조직
electro-slag melting and casting%DGJW30%microstructure
采用电冶熔铸方法制备了DGJW30复合材料，研究了其铸态组织。结果表明，该复合材料的组织为珠光体、共晶莱氏体和未溶碳化钨，具体相为Fe3 W3 C、W2 C、WC、奥氏体、α-Fe和Fe3 C。共晶莱氏体由Fe3 W3 C和残留奥氏体组成。
採用電冶鎔鑄方法製備瞭DGJW30複閤材料，研究瞭其鑄態組織。結果錶明，該複閤材料的組織為珠光體、共晶萊氏體和未溶碳化鎢，具體相為Fe3 W3 C、W2 C、WC、奧氏體、α-Fe和Fe3 C。共晶萊氏體由Fe3 W3 C和殘留奧氏體組成。
채용전야용주방법제비료DGJW30복합재료，연구료기주태조직。결과표명，해복합재료적조직위주광체、공정래씨체화미용탄화오，구체상위Fe3 W3 C、W2 C、WC、오씨체、α-Fe화Fe3 C。공정래씨체유Fe3 W3 C화잔류오씨체조성。
DGJW30 composite was prepared by electro-slag melting and casting process , and the as-cast microstructure was investigated .The results show that the microstructure of DGJW 30 is composed of pearlite , eutectic ledeburite and undissolved tungsten carbide .The concrete phases are Fe 3 W3 C, W2 C, WC, austenite ,α-Fe and Fe3 C.The eutectic ledeburite is composed of Fe 3 W3 C and retained austenite .
