一种新型镍基耐蚀合金与625合金异种金属焊接接头的组织和力学性能*

赵霞, 查向东, 刘扬, 张龙, 梁田, 马颖澈, 程乐明

MICROSTRUCTURE AND MECHANICAL PROPERTIES OF A NEW CORROSION-RESISTING NICKEL-BASED ALLOY AND 625 ALLOY DISSIMILAR METAL WELDING JOINT

ZHAO Xia, ZHA Xiangdong, LIU Yang, ZHANG Long, LIANG Tian, MA Yingche, CHENG Leming

表2 X-2#/625 异种金属焊接接头在不同温度进行拉伸实验后的力学性能

Table 2 Mechanical properties of X-2#/625 dissimilar metal welding joints after tensile test at different temperatures

Temperature ℃ Rm / MPa η % X-2# 625 X-2#/625 20 715 818 671 93.8 300 637 741 605 95.0 400 615 722 577 93.8 500 597 703 535 89.7 600 560 700 498 88.9 700 557 614 475 85.4