交叉轧制周期对高纯Ta板变形及再结晶梯度的影响

祝佳林,刘施峰,曹宇,柳亚辉,邓超,刘庆

Effect of Cross Rolling Cycle on the Deformed and Recrystallized Gradient in High-Purity Tantalum Plate

Jialin ZHU,Shifeng LIU,Yu CAO,Yahui LIU,Chao DENG,Qing LIU

表4 相对Schmid因子(Ŝ)及其相关参数

Table 4 Euler angle, the maximum and secondary Schmid factors and the relative Schmid factor (Ŝ) of some points

Rolling cycle position Point Euler angle (φ1, φ, φ2) Maximum (SM) Secondary (SS) ? / % First cycle Surface-{111} P1 (358.82, 36.219, 49.918) 0.4317 0.3962 8.2233 P2 (1.6153, 35.251, 47.642) 0.4251 0.3924 7.6923 P3 (3.5297, 35.013, 46.584) 0.4219 0.3954 6.2811 Surface-{100} P1 (97.475, 36.196, 2.1378) 0.2836 0.2677 5.6064 P2 (97.253, 36.315, 3.9174) 0.2844 0.2695 5.2391 P3 (97.851, 36.060, 3.2431) 0.2871 0.2693 6.1999 Center-{111} P1 (203.06, 39.914, 17.290) 0.4657 0.3956 15.0526 P2 (201.92, 40.490, 17.615) 0.4663 0.3926 15.8052 P3 (201.61, 40.022, 18.037) 0.4675 0.3956 15.3796 Center-{100} P1 (277.21, 20.078, 87.222) 0.3669 0.3375 8.0130 P2 (278.54, 20.308, 86.565) 0.3690 0.3344 9.3766 P3 (279.73, 20.075, 85.354) 0.3702 0.3337 9.8595 Second cycle Surface-{111} P1 (178.23, 33.425, 48.046) 0.4269 0.4063 4.8254 P2 (177.25, 32.668, 48.757) 0.4305 0.4113 4.4599 P3 (176.55, 33.356, 48.129) 0.4247 0.4091 3.6731 Surface-{100} P1 (284.72, 32.614, 74.052) 0.3013 0.2841 5.7085 P2 (287.28, 31.133, 72.346) 0.3068 0.2907 5.2477 P3 (285.63, 31.163, 73.580) 0.3051 0.2887 5.3752 Center-{111} P1 (38.471, 44.421, 2.9263) 0.4078 0.3766 7.6508 P2 (38.870, 44.086, 2.0842) 0.4073 0.3790 6.9481 P3 (39.115, 43.609, 1.7601) 0.4089 0.3773 7.7280 Center-{100} P1 (103.58, 34.267, 86.929) 0.3067 0.2931 4.4343 P2 (102.67, 34.886, 88.888) 0.3044 0.2885 5.2233 P3 (102.64, 35.064, 88.995) 0.3037 0.2869 5.5317