18.7Cr-1.0Ni-5.8Mn-0.2N节Ni型双相不锈钢的大变形热压缩软化行为
倪珂, 杨银辉(
), 曹建春, 王刘行, 刘泽辉, 钱昊
), 曹建春, 王刘行, 刘泽辉, 钱昊
Softening Behavior of 18.7Cr-1.0Ni-5.8Mn-0.2N Low Nickel-Type Duplex Stainless Steel During Hot Compression Deformation Under Large Strain
NI Ke, YANG Yinhui(), CAO Jianchun, WANG Liuhang, LIU Zehui, QIAN Hao
), CAO Jianchun, WANG Liuhang, LIU Zehui, QIAN Hao
图4. 双相不锈钢试样在1123和1223 K变形时的SEM像
(a) 1123 K, 0.01 s-1 (b) 1223 K, 0.01 s-1 (c) 1123 K, 0.1 s-1 (d) 1223 K, 0.1 s-1
(e) 1123 K, 1 s-1 (f) 1223 K, 1 s-1 (g) 1123 K, 10 s-1 (h) 1223 K, 10 s-1
Fig.4. SEM images of duplex stainless steel samples deformed under 1123 and 1223 K (The ellipses in Figs.4c~h exhibit the recrystallized nucleation structures)
