极地低温下高强钢对接焊缝连接力学性能

曹换, 蔡骜, 谌扬宇, 左文康, 陈满泰

Behavior of High Strength Steel Butt Joints at Arctic Low Temperatures

CAO Huan, CAI Ao, CHEN Yangyu, ZUO Wenkang, CHEN Mantai

图4 数字式显微硬度计

Fig.4 Vickers hardness test instrumentation