<strong>Ti</strong>含量对奥氏体<strong>15Cr-ODS</strong>合金硬度的影响

Ti含量对奥氏体15Cr-ODS合金硬度的影响

曹意, 李静, 熊良银, 刘实, 张春华

Effect of Ti Content on Microstructure and Hardness of an Austenitic 15Cr-ODS Alloy

CAO Yi, LI Jing, XIONG Liangyin, LIU Shi, ZHANG Chunhua

表1 图4中氧化物颗粒晶面间距(d)和角度(α)的测量值和理论值

Table 1 Measured values of interplanar spacing (d) and angle (α) for the oxide particle in Fig.4 and the theoretical values

Fig.4a	d₁{ $\bar{2} \bar{2} \bar{2}$ } / nm	d₂{ $400$ } / nm	d₃{2 $\bar{2} \bar{2}$ } / nm	α₁₂	α₂₃	α₁₃
Measured	0.2862	0.2552	0.2808	123.88°	53.60°	69.43°
Y₂Ti₂O₇	0.2912	0.2522	0.2912	125.26°	54.73°	70.52°
Fig.4b	d₁{ $\bar{2} \bar{1} \bar{1}$ } / nm	d₂{403} / nm	d₃{2 $\bar{1}$ 2} / nm	α₁₂	α₂₃	α₁₃
Measured	0.3003	0.2156	0.2646	127.07°	45.20°	81.86°
Y₂TiO₅	0.2907	0.2129	0.2653	127.53°	46.36°	81.16°
Fig.4c	d₁{ $\bar{4} \bar{2} \bar{2}$ } / nm	d₂{ $\bar{1} \bar{1}$ 2} / nm	d₃{ $\bar{5} \bar{3}$ 0} / nm	α₁₂	α₂₃	α₁₃
Measured	0.2393	0.4311	0.1858	81.89°	54.16°	24.73°
Y₂O₃	0.2363	0.4327	0.1817	80.40°	55.93°	24.46°