中国有色金属学报（英文版）
中國有色金屬學報（英文版）
중국유색금속학보（영문판）
TRANSACTIONS OF NONFERROUS METALS SOCIETY OF CHINA
2011年
6期
1269-1276
,共8页
肖代红%袁铁锤%欧小琴%贺跃辉
肖代紅%袁鐵錘%歐小琴%賀躍輝
초대홍%원철추%구소금%하약휘
钛合金%粉末冶金%银%显微组织%力学性能
鈦閤金%粉末冶金%銀%顯微組織%力學性能
태합금%분말야금%은%현미조직%역학성능
titanium alloys%powder metallurgy (PM)%Ag%microstructure%mechanical properties
通过粉末冶金元素混合法,制备含α及β相的Ti-Al-Mo-V-Ag合金.通过X射线衍射、金相观察、扫描电镜观察及力学性能测试,研究Ag的添加及烧结温度对Ti-5Al-4Mo-4V合金的组织与性能影响.结果表明:Ag的添加能提高粉末冶金Ti-5Al-4Mo-4V合金的的相对密度,改善合金的力学性能；在1 250℃下烧结4h后,Ti-5Al-4Mo-4V-5Ag合金的相对密度及抗压缩强度分别达到96.3%和l 656 MPa.
通過粉末冶金元素混閤法,製備含α及β相的Ti-Al-Mo-V-Ag閤金.通過X射線衍射、金相觀察、掃描電鏡觀察及力學性能測試,研究Ag的添加及燒結溫度對Ti-5Al-4Mo-4V閤金的組織與性能影響.結果錶明:Ag的添加能提高粉末冶金Ti-5Al-4Mo-4V閤金的的相對密度,改善閤金的力學性能；在1 250℃下燒結4h後,Ti-5Al-4Mo-4V-5Ag閤金的相對密度及抗壓縮彊度分彆達到96.3%和l 656 MPa.
통과분말야금원소혼합법,제비함α급β상적Ti-Al-Mo-V-Ag합금.통과X사선연사、금상관찰、소묘전경관찰급역학성능측시,연구Ag적첨가급소결온도대Ti-5Al-4Mo-4V합금적조직여성능영향.결과표명:Ag적첨가능제고분말야금Ti-5Al-4Mo-4V합금적적상대밀도,개선합금적역학성능；재1 250℃하소결4h후,Ti-5Al-4Mo-4V-5Ag합금적상대밀도급항압축강도분별체도96.3%화l 656 MPa.
The Ti-Al-Mo-V-Ag α+β alloys were processed by powder metallurgy (PM) using the blended elemental (BE) technique.The effects of Ag addition and sintering temperature on microstructure and properties of the Ti-5Al-4Mo-4V alloys were investigated using X-ray diffraction,optical microscope,scanning electron microscope and mechanical properties tests.The results show that adding Ag element increases the relative density and improves the mechanical properties of PM Ti-5Al-4Mo-4V alloy.After sintering at 1 250 ℃ for 4 h,the relative density and compression strength of Ti-5Al-4Mo-4V-5Ag alloy are 96.3％ and 1 656 MPa,respectively.
