热输入对电弧增材制造船用高强钢组织与力学性能的影响

侯旭儒, 赵琳, 任淑彬, 彭云, 马成勇, 田志凌

Effect of Heat Input on Microstructure and Mechanical Properties of Marine High Strength Steel Fabricated by Wire Arc Additive Manufacturing

HOU Xuru, ZHAO Lin, REN Shubin, PENG Yun, MA Chengyong, TIAN Zhiling

图7 2种热输入下WAAM构件硬度测试区及硬度分布

Fig.7 Microhardness test areas (a, b) and microhardness distributions (c, d) of WAAM components A (a, c) and B (b, d)