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6. 双相不锈钢试样在1223 K、0.01~10 s-1和0.1 s-1、1123~1423 K变形条件下的两相分布晶界图
(a) 1223 K, 0.01 s-1 (b) 1223 K, 0.1 s-1 (c) 1223 K, 1 s-1 (d) 1223 K, 10 s-1(e) 1123 K, 0.1 s-1 (f) 1323 K, 0.1 s-1 (g) 1423 K, 0.1 s-1 (h) 1223 K, 0.01 s-1 (Phase maps with two colors)
Fig.6. Grain boundary diagrams of duplex stainless steel samples under deformation condition of 1223 K and 0.01-10 s-1, and 0.1 s-1 and 1123-1423 K (The blue lines indicate the high angle grain boundaries (HAGBs, 15°-180°), the green lines indicate the low angle grain boundaries (LAGBs, 2°-15°))
