卷取温度对500 MPa级热冲压桥壳用钢组织与力学性能的影响
惠亚军, 刘锟, 吴科敏, 李秋寒, 牛涛, 武巧玲

Effect of Coiling Temperature on Microstructure and Mechanical Properties of 500 MPa Grade Hot Stamping Axle Housing Steel
HUI Yajun, LIU Kun, WU Kemin, LI Qiuhan, NIU Tao, WU Qiaoling
表2 500 MPa级热冲压桥壳用钢在不同冲击温度下的冲击功
Table 2 Impact energies of 500 MPa grade hot stamping axle housing steel under different Ti

Tc

Ti

AkV / J
123Average
60020253258246252
-20227242218229
-40161217177185
-60160138136145
57020184182174180
-20147147150148
-4088596771
-6052424447