连续柱状晶组织CuNi10Fe1Mn合金变形行为的各向异性

刘永康, 黄海友, 谢建新

ANISOTROPIC DEFORMATION BEHAVIOR OF CONTINUOUS COLUMNAR-GRAINED CuNi10Fe1Mn ALLOY

LIU Yongkang, HUANG Haiyou, XIE Jianxin

表1 拉伸试样在应变15%时晶粒内滑移线和拉伸轴之间的夹角及Schmid因子值

Table 1 Angles between slip bands and tensile direction in each grain of SD and PD samples and Schmid factors under strain 15%

Grain Actual angle Theoretical angle Activated slip system Schmid factor SD-grain 1 43°±1° 45.0° a, b, c, d 0.41 39°±1° 45.0° a, b, c, d 0.41 SD-grain 2 36°±1° 36.2° c 0.41 57°±1° 55.5° a 0.41 63°±2° 63.1° d 0.41 SD-grain 3 44°±1° 47.4° c 0.46, 0.39, 0.08 PD-grain 1 38°±1° 40.4° b, d 0.41 51°±1° 51.9° a, c 0.41 PD-grain 2 49°±1° 51.7° b, c 0.49, 0.33, 0.16 PD-grain 3 49°±1° 48.5° b, c 0.46, 0.39, 0.07 38°±1° 40.3° a, d 0.39, 0.34, 0.05 PD-grain 4 49°±1° 52.1° b 0.49, 0.24 52°±1° 54.9° c 0.49, 0.24 PD-grain 5 51°±1° 45.0° a, b, c, d 0.41 46°±2° 45.0° a, b, c, d 0.41