Ti55粉末合金的拉伸性能和薄壁筒体结构的成型

徐磊, 郭瑞鹏, 陈志勇, 贾清, 王清江

Mechanical Property of Powder Compact and Forming of Large Thin-Wall Cylindrical Structure of Ti55 Alloys

XU Lei, GUO Ruipeng, CHEN Zhiyong, JIA Qing, WANG Qingjiang

表4 钛合金粉末薄壁回转体零件的主要尺寸和误差

Table 4 Dimension analysis of PM titanium alloy thin wall cylinder structure

Position FEM size /mm Actual size /mm Deviation /mm Relative error /% I 9.34 9.55 0.21 2.2 II 3.86 3.92 0.06 <1 III 3.67 4.09 0.42 1.05 IV 14.53 14.17 0.36 2.64 V 3.62 4.16 0.54 1.35 VI 4.13 4.05 0.08 <1