Vol.28 No.9 王安东等：一T一N微合金非调质无缝油井管钢中碳氨化物的热力学计算 825。 表2与图1相区序号对应的各相区组成 Table 2 Phases corresponding to Fig I 序号 相区组成 序号 相区组成 1 liquid 14 fec #1++foc #2+MnS+AlN 2 liquid+-bcc 15 liquid +foe#1+fce#+MnS+AIN 3 quid-叶bce十fe#2 16 liquid fce 1+fce#A IN -bc叶fce#2 17 liquid+fce#AIN+Cem 5 a-bee+fce #1+foc#2 18 bac十fcc#1+fce#2+fe#3计MS+AIN 6 boc+fec#1+fce #2+M n 19 fcc#1+foc #2+foc#3+MnS+AlN 7 liquid+-bce+fee#1+fcc #2 20 foe#1+fce #2+fcc#3+MnS+A IN++Cem foc #1+fec #2+MnS 21 foc #1+foc #2+MnS++AlN+Cem 9 liquid+fcc#1+fcc#2+MnS Y bec+fce #1++fcc #2+-foc #3+MnS+AIN+Cem 10 liquid foe #foc#2 23 boc+fcc #2++fcc#3+MnS+AN++Cem 1 liquid +foe#1 24 bce++fec #2+M nS++AIN+Cem 12 liquid ++foc# 25 boc+fec#1+fcc #2+foc#3+MnS 13 quid +fce #2+A IN 26 foc#1+fce#2+fcc#3+MnS 注：在相区6和7之间有一小相区iquid-+Gbcc+fcc#1十fce#2十MnS.计算图中无法显示. 10 10 (a) (b) fcc#1 lig 10 101 bce 10-2 10-2 8-bcc 10 fcc#2 10-3 MnS 10 fcc#3 10 AIN 10600 8001000120014001600 10660 800 1000120014001600 T/℃ 7 图233Mn2V钢的相组成图.(a)液相，fcc#L,金c#2和fc#3各相的摩尔分数：(b)G-bcc,bee,MnS和AMN各相的摩尔分数 Fig.2 Equilbrium mole fractions of different phases in steel 33MnZV using three composition sets of the foc phase (a)liquid, foc,fcc#2 and fce#3 phase fractions,respectively:(b)a-bcc,bec,MnS and AIN phase fractions,respectively 1.0 1.0 (a) 0.9 (b) 8 0.8 0.7 0.6 N 3 0.3 0. 0.1 Ti 800 1000120014001600 800 8001000120014001600 T/℃ T/℃ 图333Mn2V钢中碳氨化物相元素组成图.(a)fcc#2相：(b)fcc#3相 Fig.3 Results calculated for steel 33Mn2V using three composition sets of the fec phase.Plotted as functions of temperature for (a) fcc#2 composition,and (b)fec#3 composition表2 与图 1 相区序号对应的各相区组成 Table 2 Phases corresponding to Fig.1 序号 相区组成 1 liquid 2 liquid+δ-bcc 3 liquid+δ-bcc +fcc#2 4 δ-bcc+fcc#2 5 δ-bcc +fcc #1+f cc#2 6 δ-bcc+fcc#1+fcc #2+M nS 7 liquid+δ-bcc+f cc#1+f cc#2 8 f cc#1+fcc#2+MnS 9 liquid +f cc#1+fcc#2+MnS 10 liquid +fcc #1+f cc#2 11 liquid +f cc#1 12 liquid +f cc#2 13 liquid +f cc#2+AlN 序号 相区组成 14 f cc#1+f cc#2+MnS+AlN 15 liquid +f cc#1+f cc#2+MnS+AlN 16 liquid +fcc #1+fcc#2+AlN 17 liquid +f cc#2+AlN +Cem 18 bcc+f cc#1+fcc#2+fcc #3+M nS +AlN 19 fcc#1+fcc #2+fcc#3+MnS +AlN 20 fcc #1+fcc#2+f cc#3+MnS+AlN +Cem 21 f cc#1+f cc#2+MnS+AlN +Cem 22 bcc+fcc#1+fcc #2+f cc#3+MnS +AlN +Cem 23 bcc+f cc#2+f cc#3+MnS+AlN +Cem 24 bcc +fcc #2+M nS +AlN +Cem 25 bcc +fcc#1+f cc#2+f cc#3+MnS 26 f cc#1+f cc#2+f cc#3+MnS 注:在相区 6 和 7 之间有一小相区 liquid+δ-bcc+f cc#1+f cc#2+MnS, 计算图中无法显示. 图 2 33Mn2V 钢的相组成图.( a) 液相, fcc#1, fcc#2 和 fcc#3 各相的摩尔分数;( b) δ-bcc, bcc, MnS和 AlN 各相的摩尔分数 Fig.2 Equilibrium mole fractions of different phases in steel 33Mn2V using three composition sets of the fcc phase:( a) liquid, fcc#1, fcc#2 and fcc#3 phase fractions, respectively;(b) δ-bcc, bcc, MnS and AlN phase fractions, respectively 图 3 33Mn2V 钢中碳氮化物相元素组成图.( a) fcc#2 相;( b) fcc#3 相 Fig.3 Results calculated for steel 33Mn2V using three composition sets of the fcc phase.Plotted as functions of temperature for ( a) fcc#2 composition, and ( b) fcc#3 composition Vol.28 No.9 王安东等:V-Ti-N 微合金非调质无缝油井管钢中碳氮化物的热力学计算 · 825 ·