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1 500 MPa级热冲压桥壳用钢的力学性能
Table 1 Mechanical properties of 500 MPa grade hot stamping axle housing steel
Tc / ℃σs / MPaσb / MPaδ / %Yield ratio
60037352430.50.71
57053864125.00.84