采用VOD法冶炼1Mn18Cr18N护环钢.pdf

VOD 1Mn18Cr18N 范春玲　江友波 ( , 161042) V OD 300 M W 1M n 18Cr 18N , V OD M nCr N M n , 1M n 18Cr 18N V OD 1M n18Cr 18N End R ing St eel M elt ed w ith the M ethod o VO D Fan ChunlingJiang Youbo Abstract T his pa per describes the pr oduct ion pro cess in manu actur ing o end r ing steel . ( 1M n 18Cr 18N ) u sed or 300M W gener ator w ith the pr ocess o VO D in compliance w it h electric ar c ur nace and v acuum r e ining melting , t he principle o V OD a nd the N solubility at t he time w hen M n and Cr ar e in hig h lev el and the M n char acter istic dur ing the vacuum co ndit ion as w ell as the easibility o the pro ductio n and r elativ e measur es ha ve been em phasized . Key Words1M n 18Cr 18N , End Ring Steel , V O D, M elting Pr o cess . , , 1M n18Cr 18N J B/ , 300 600M W T 7030- 1993 , 1 , , , 11 18 18 ( , % ) , Mn Cr N C S i M n P S Cr N A l 17. 50 17. 50 , , 0. 12 0. 80 0. 050 0. 0 15 0. 45 0. 040 20. 00 20. 00 , , 1999 V O D , , V OD : 5t 20t 2001 2 , V OD 41 , 40 ,