镍基粉末高温合金中微量元素Hf的作用*
张义文1,2(
),胡本芙3
),胡本芙3
FUNCTION OF MICROELEMENT Hf IN POWDER METALLURGY NICKEL-BASED SUPERALLOYS
Yiwen ZHANG1,2(),Benfu HU3
),Benfu HU3
图2. 无Hf和含0.30%Hf的FGH97合金热等静压态显微组织的OM像
Fig.2. OM images of FGH97 alloys without (a) and with 0.30%Hf (b) after hot isostatic pressing (PPB—prior particle boundary)
