Allvac 718Plus高温合金第二相演变与性能研究进展
唐丽婷, 郭倩颖, 李冲, 丁然, 刘永长

Advances in Secondary Phase Evolution and Performance Enhancement of Allvac 718Plus Superalloy
TANG Liting, GUO Qianying, LI Chong, DING Ran, LIU Yongchang
表2 经单级时效和双级时效处理Allvac 718Plus合金的显微硬度和等效的最大压力[46]
Table 2 Vickers microhardnesses and equivalent maximum pressures as measured for single and double aged Allvac 718Plus alloys[46]
Heat treatmentVicker's hardness / HVEquivalent pressure / GPa
Single aged (788 oC, 4 h, air cooling)466.8 ± 11.84.58 ± 0.12
Double aged (788 oC, 4 h, water cooling + 675 oC, 8 h, air cooling)526.30 ± 11.25.16 ± 0.11