终冷温度对Mn系超低碳HSLA钢组织及低温韧性的影响

高古辉, 桂晓露, 安佰锋, 谭谆礼, 白秉哲, 翁宇庆

EFFECT OF FINISH COOLING TEMPERATURE ON MICROSTRUCTURE AND LOW TEMPERATURE TOUGHNESS OF Mn-SERIES ULTRA-LOW CARBON HIGH STRENGTH LOW ALLOYED STEEL

GAO Guhui, GUI Xiaolu, AN Baifeng, TAN Zhunli, BAI Bingzhe, WENG Yuqing

表2 24种K-S关系变体[15]

Table 2 Twenty-four variants in K-S relationship[15]

Variant Plane parallel Direction parallel Rotation from Variant 1 Angle / (o) V1 (111)fcc∥(011)bcc [101]fcc∥[1 11]bcc - - V2 [101]fcc∥[111]bcc [0.58 -0.58 0.58] 60.0 V3 [011]fcc∥[1 11]bcc [0.0 -0.71 -0.71] 60.0 V4 [011]fcc∥[111]bcc [0.0 0.71 0.71] 10.5 V5 [110]fcc∥[1 11]bcc [0.58 0.71 0.71] 60 V6 [110]fcc∥[111]bcc [0.0 -0.71 -0.71] 49.5 V7 (111)fcc∥(011)bcc [101]fcc∥[1 11]bcc [-0.58 -0.58 0.58] 49.5 V8 [101]fcc∥[111]bcc [0.58 -0.58 0.58] 10.5 V9 [1 10]fcc∥[1 11]bcc [-0.19 0.77 0.61] 50.5 V10 [1 10]fcc∥[111]bcc [-0.49 -0.46 0.74] 50.5 V11 [011]fcc∥[1 11]bcc [0.35 -0.93 -0.07] 14.9 V12 [011]fcc∥[111]bcc [0.36 -0.71 0.60] 57.2 V13 (111)fcc∥(011)bcc [011]fcc∥[1 11]bcc [0.93 0.35 0.07] 14.9 V14 [011]fcc∥[111]bcc [0.74 0.46 -0.49] 50.5 V15 [101]fcc∥[1 11]bcc [-0.25 -0.63 -0.74] 57.2 V16 [101]fcc∥[111]bcc [0.66 0.66 0.36] 20.6 V17 [110]fcc∥[1 11]bcc [-0.66 0.36 -0.66] 51.7 V18 [110]fcc∥[111]bcc [-0.3 -0.63 -0.72] 47.1 V19 (111)fcc∥(011)bcc [110]fcc∥[1 11]bcc [-0.61 0.19 -0.77] 50.5 V20 [110]fcc∥[111]bcc [-0.36 -0.6 -0.71] 57.2 V21 [01 1]fcc∥[1 11]bcc [0.96 0.0 -0.30] 20.6 V22 [01 1]fcc∥[111]bcc [0.72 0.3 -0.63] 47.1 V23 [101]fcc∥[1 11]bcc [0.74 -0.25 0.063] 57.2 V24 [101]fcc∥[111]bcc [0.91 -0.41 0.0] 21.1