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xll4tr Olflrl r -sr= 241 E Ef,Eql= Pb, Cd, Fe Fol glgq 7l* sllE+ FeE 0.008o/ooltol qE AeE FeZn, *ol +El+^-l eCg 6144. (-E to-z) znq 844 ^"ie= +EI'llHtrl. +Hleal ol€E =zlg T.J +'Jrl B6IE 4E'tl_q qq,'Jiil B gE"I q4 q rE d+ a}rdol +4ttrI. "l E?%tc(anneating twin) e]qlE. rcH€.rl H€%La (deformation rwin) ol +Elt+. 6*4 4 4zl=zl ol o -E olg e A g z.l fl (basat ptane) "J (ooor)ql^]t stipflol "JqUq. olag 7l€4 o E +. +=-Bql^.] +4^]6}al *9= , * . arJol tra oJ6lE oE Ll44 oloJE Ba ACg "Jgzl= gqlol Btr}. lel rrE olE4 *g a Et+g 100-200cE =g gEql^'l"J i^dH€ gtrI. tr? 10- 82lE (a)E rf,EE zn B+gE %L'Jg '*. rCH€ € =4 oll, (b)= soocel errl Ezlulql,tl 8^lt zl-96J 49E FeZn16* lE+6lq ,l]+ +e4"J 44 E=. 444e= _ CC6Iq zn zlzl4l4l €zll'Jrl. zn4 + Et+gAql. Al q cuTl 91trI. Pb, Cd, Bi "; Sn4 'J? Ef$ql el6}q +EI+= dq+^l (selective corrosion)9'J zlg +49tr o.o2-o.o5o/oMg= BzlaJ4. fl^lHa 30 HIE(20"C) 0.0915 callg g^l# 65.38 EEE 28.27'/" IACS "JE(25b) 7.1339/cm3 rSIl-Bf 5.916p,O ' cm Etr 420'c EoHtrlE 24.09 cal/g ulEtr 906"c (s) (x500) (b) (x 500) ral 10_92 r.+Eol zn -st= 6^l